(3)冷轧低碳钢带(德国标准DIN)Q/SGZGS 342.3—2007 Low carbon steel for cold-rolled strips (German Standard DIN) Q/SGZGS 324.3—2007 牌号及化学成分 Steel Name and Chemical composition 牌号 Steel Name | C,≤ | Mn,≤ | P,≤ | S,≤ | Alta,≥ | Tib,c,≤ | | St12 | 0.12 | 0.60 | 0.040 | 0.040 | 0.020 | - | St13 | 0.10 | 0.45 | 0.035 | 0.035 | 0.020 | - | St14 | 0.08 | 0.40 | 0.030 | 0.030 | 0.020 | - | St15 | 0.06 | 0.35 | 0.025 | 0.025 | 0.015 | 0.20 | St16 | 0.02 | 0.25 | 0.020 | 0.020 | 0.015 | 0.20 | St17 | 0.01 | 0.20 | 0.020 | 0.020 | 0.015 | 0.20 | | | | | | | | |
a 对于牌号St12、St13和St14,当C≤0.01%时,Alt≥0.015%。For St12, St13 and St14, when C≤0.01%, while Alt≥0.015%. b 可用Nb代替部分Ti,Nb和Ti的总含量应≤0.20%。钢中C和N应全部被固定。Ti may be replaced by Nb partly, the total content of Ti and Nb must be less than or equal to 0.20%. C and N must be completely bound. c 牌号St12、St13和St14也可添加Nb和Ti。Nb or Ti may be added to St12, St13 and St14 . | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength N/mm2 | 抗拉强度 Tensile Strength, Rm N/mm2,≥ | 断后伸长率, Percentage Elongation after fracture A80mm,(L0=80mm,b=20mm),%,≥ | r90值b ≥ | n90值b ≥ | | <0.4 | 0.4~<0.6 | 0.6~<1.0 | 1.0~<1.6 | 1.6~2.5 | St12 | 140~280 | 270~410 | 26 | 28 | 30 | 32 | 34 | - | - | St13 | 140~240 | 270~370 | 30 | 32 | 34 | 35 | 36 | 1.3 | - | St14 | 140~210 | 270~350 | 34 | 36 | 38 | 39 | 40 | 1.6 | 0.18 | St15 | 120~180 | 270~330 | 36 | 38 | 39 | 40 | 41 | 1.9 | 0.20 | St16 | 120~180 | 270~330 | 36 | 38 | 39 | 40 | 41 | 1.9 | 0.20 | | | | | | | | | 值c,≥ | 值c,≥ | | St17 | 120~170 | 270~330 | 37 | 39 | 40 | 41 | 42 | 1.8 | 0.22 | 注Note:1N/mm2=1MPa | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。厚度>0.5mm且≤0.7mm时,屈服强度值可以增加20 N/mm2;厚度≤0.5mm时,屈服强度值可以增加40N/mm2。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. When the thickness is less than or equal to 0.7 mm and greater than 0.5 mm, the value of yield strength could be incread by 20 N/mm2. While the thickness is less than or equal to 0.5 mm, the value of yield strength could be incread by 40 N/mm2. b r90值和n90值的要求仅适用于厚度≥0.50mm的产品,当厚度>2.0mm时,r90值可以降低0.2。The values of r90 and n90 together with and only apply to products with thickness equal to or greater than 0.5 mm. When the thickness is greater than 2 mm, the value of r90 could be reduced 0.2. c。 | | | | | | | | | | | |
(4)冷轧低碳钢带(日本标准JIS)Q/SGZGS 324.4—2007 Low carbon steel for cold-rolled strips( Japane Standard JIS) Q/SGZGS 324.4—2007 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C,≤ | Mn,≤ | P,≤ | S,≤ | | SPCC | 0.10 | 0.50 | 0.040 | 0.040 | SPCD | 0.08 | 0.45 | 0.030 | 0.030 | SPCE | 0.08 | 0.40 | 0.025 | 0.025 | SPCF | 0.08 | 0.45 | 0.035 | 0.035 | SPCG | 0.02 | 0.25 | 0.020 | 0.020 | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength N/mm2,≤ | 抗拉强度 Tensile Strength Rm,N/mm2,≥ | 以下厚度(mm)的断后伸长率 Percentage Elongation after fracture of the following thickness A50mm,(L0=50mm,b=25mm),%,≥ | 值b苹果wifi,≥ | <0.4 | 0.4~<0.6 | 0.6~<1.0 | 1.0~<1.6 | 1.6~2.5 | <0.5 | ≥0.5~≤1.0 | >1.0~≤1.6 | >1.6 | SPCC | - | 270 | 31 | 34 | 36 | 37 | 38 | - | SPCD | 240 | 270 | 33 | 36 | 38 | 39 | 40 | SPCE | 220 | 270 | 35 | 38 | 40 | 41 | 42 | SPCF | 210 | 270 | - | 40 | 42 | 43 | 44 | SPCG | 190 | 270 | - | 42 | 44 | 45 | 46 | - | ≥1.4 | ≥1.3 | - | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b。 | | | | | | | | | | | | |
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(5)冷轧低碳钢带(美国标准ASTM)Q/SGZGS 324.5—2007 Low carbon steel for cold-rolled strips( American Standard ASTM) Q/SGZGS 324.5—2007 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C | Mn,≤ | P,≤ | S,≤ | Alt,≥ | CS A | ≤0.10 | 0.60 | 0.030 | 0.035 | - | CS B | 0.02~0.10 | 0.60 | 0.030 | 0.035 | - | CS C | ≤0.08 | 0.60 | 0.10 | 0.035 | - | DS A | ≤0.08 | 0.50 | 0.020 | 0.020 | 0.010 | DS B | 0.02~0.08 | 0.50 | 0.020 | 0.020 | 0.020 | DDS | ≤0.06 | 0.50 | 0.020 | 0.020 | 0.015 | EDDS | ≤0.02 | 0.40 | 0.020 | 0.015 | 0.015 | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a, Yield Strength N/mm2 | 断后伸长率, Percentage Elongation after fracture A50mm,(L0=50mm,b=12.5mm) ,%,≥ | 值b | 值b | CS A、CS B、CS C | 140~275 | 30 | - | - | DS A、DS B | 150~240 | 36 | 1.3~1.7 | 0.17~0.22 | DDS | 115~200 | 38 | 1.4~1.8 | 0.20~0.25 | EDDS | 105~170 | 40 | 1.7~2.1 | 0.23~0.27 | 注Note:1N/mm2=1MPa。 | a 拉伸试验取纵向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the longitudinal direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b。 | | | | | |
(6)冷轧碳素结构钢带Q/SGZGS 325—2007 Carbon structural steels for cold-rolled strips Q/SGZGS 325—2007 牌号及化学成分 Steel Name and Chemical composition 牌号 Steel Name | C,≤ | Mn,≤ | P,≤ | S,≤ | Alt,≥ | | St37-2G | 0.17 | 1.00 | 0.035 | 0.030 | 0.020 | St44-3G | 0.20 | 1.30 | 0.035 | 0.030 | 0.020 | St52-3G | 0.20 | 1.60 | 0.035 | 0.030 | 0.020 | | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 拉伸试验a Tensile Test | 弯曲试验a Bending test 弯曲角度180°Bending angle, 试样宽度b≥20mm Specimen width 试样厚度(a) Specimen thickness, 弯心直径(d) Mandrel diameter,mm | 屈服强度b Yield Strength N/mm2,≥ | 抗拉强度 Tensile Strength Rm,N/mm2 | 断后伸长率, Percentage Elongation after fracture A80mm,%,≥ (L0=80mm,b=20mm) | St37-2G | 215 | 360~510 | 20 | d=0.5a | St44-3G | 245 | 430~580 | 18 | d=1.0a | St52-3G | 325 | 510~680 | 16 | d=1.0a | 注Note:1N/mm2=1MPa。 | a 拉伸试验和弯曲试验取横向试样。The sample for the tensile test shall be taken in the transver direction. b 无明显屈服现象时采用Rp0.2,否则采用上屈服强度ReH。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength ReH for the others. | | | | | |
(7)高强度低碳和低合金冷轧钢带Q/SGZGS 326—2007 High strength low carbon and low alloy steels for cold-rolled strips Q/SGZGS 326—2007 牌号及化学成分 Steel Name and Chemical composition 牌号 Steel Name | C,≤ | Si,≤ | Mn,≤ | P,≤ | S,≤ | Alt,≥ | Tia,≤ | Nb,≤ | | H260LA | 0.10 | 0.50 | 0.40 | 0.025 | 0.020 | 0.015 | 0.15 | 0.09 | H300LA | 0.10 | 0.50 | 0.60 | 0.025 | 0.020 | 0.015 | 0.15 | 0.09 | H340LA | 0.10 | 0.50 | 1.00 | 0.025 | 0.020 | 0.015 | 0.15 | 0.09 | H380LA | 0.10 | 0.50 | 1.20 | 0.025 | 0.020 | 0.015 | 0.15 | 0.09 | H420LA | 0.10 | 0.50 | 1.40 | 0.025 | 0.020 | 0.015 | 0.15 | 0.09 | a 可以用Nb部分代替Ti,此时Nb和Ti的总含量≤0.20。Ti may be replaced by Nb partly, the total content of Ti and Nb must be less than or equal to 0.20. | | | | | | | | | | |
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力学性能 Mechanical properties 牌号 Steel Name | 拉伸试验a Tensile Test | 弯曲试验a Bending test 弯曲角度180o Bending angle 试样厚度(a)Specimen thickness, 弯芯直径(d) Mandrel diameter, mm | 屈服强度b Yield Strength N/mm2,≥ | 抗拉强度, Tensile Strength Rm N/mm2,≥ | 断后伸长率c, Percentage Elongation after fracture A80mm,%,≥ (L0=80mm,b=20mm) | H260LA | 260 | 350 | 28 | d=0.5a | H300LA | 300 | 380 | 24 | d=0.5a | H340LA | 340 | 410 | 22 | d=0.5a | H380LA | 380 | 460 | 19 | d=0.5a | H420LA | 420 | 480 | 17 | d=1a | 注Note:1N/mm2=1MPa。 | a 拉伸试验和弯曲试验取横向试样。The sample for the tensile test and bending test shall be taken in the transver direction. b 无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. c 对表面级别FD以及对平坦度有特殊要求时,最小断裂伸长率可降低2个单位。The minimum percentage elongation after fracture could be reduced 2 units when the surface quality of the product is FD or there are special requirements for the flatness of the product. | | | | | |
(8)汽车用含磷高强度冷轧钢带Q/SGZGS 327—2007 Cold-rolled strips made of high strength rephosphorized steels for automobile Q/SGZGS 327—2007 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C,≤ | Mn,≤ | P,≤ | S,≤ | Als | Tia,≤ | 170P1 | 0.006 | 1.00 | 0.08 | 0.020 | 0.010~0.065 | 0.20 | 210P1 | 0.008 | 1.20 | 0.10 | 0.020 | 0.010~0.050 | 0.20 | 250P1 | 0.008 | 1.20 | 0.12 | 0.020 | 0.010~0.050 | 0.20 | 180P2(P340、06AlP) | 0.08 | 0.80 | 0.12 | 0.025 | 0.025~0.060 | - | 220P2(P380、08AlP) | 0.10 | 1.00 | 0.12 | 0.025 | 0.020~0.060 | - | 260P2(P440、10AlP) | 0.12 | 1.00 | 0.12 | 0.025 | 0.020~0.060 | - | a可用Nb代替部分Ti,Nb和Ti的总含量应≤0.20。Ti may be replaced by Nb partly, the total content of Ti and Nb must be less than or equal to 0.20. | | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength N/mm2 | 抗拉强度, Tensile Strength Rm N/mm2,≥ | 下列厚度的断后伸长率, Percentage Elongation after fracture of the following thickness A50mm (L0=50mm,b=20mm),%,≥ | r值b ≥ | n值b ≥ | 0.6~<1.0 | 1.0~<1.6 | ≥1.6 | 170P1 | 170~260 | 340 | 36 | 38 | 40 | 1.5 | 0.18 | 210P1 | 210~310 | 390 | 32 | 34 | 36 | 1.5 | 0.18 | 250P1 | 250~360 | 440 | 30 | 32 | 34 | - | - | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b 对于牌号170P1其r值、n值为、;对于牌号210P1,r值、n值为r90、n90。厚度≥1.6时r值允许降低0.2;厚度≥2.0时r值、n值不做保证,。For170P1, the values of r and n should be ? and ?; For210P1, the values of r and n should be ? and ?. When the thickness is equal to or greater than 1.6 mm, the value of r could be reduced 0.2; When the thickness is equal to or greater than 2.0 mm, the values for r and n are not assured. | | | | | | | | |
牌号Steel Name | 拉伸试验a Tensile Test | 屈服强度b Yield Strength, N/mm2 | 抗拉强度, Tensile Strength Rm,N/mm2,≥ | 断后伸长率Percentage Elongation after fracture, A80mm,(L0=80mm,b=20mm),%,≥ | 180P2(P340、06AlP) | 180~280 | 340 | 30 | 220P2(P380、08AlP) | 220~320 | 380 | 28 | 260P2(P440、10AlP) | 260~360 | 440 | 26 | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。The sample for the tensile test shall be taken in the transver direction. b 当屈服现象不明显时采用Rp0.2,否则采用下屈服强度ReL。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. | | | | |
(9)冷轧相变诱导塑性钢带(TRIP)Q/SGZGS 328—2007 Transformation induced plasticity steels for cold-rolled strips (TRIP) Q/SGZGS 328—2007 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C,≤ | Si,≤ | Mn,≤ | P,≤ | S,≤ | TRIP 590 | 0.32 | 1.5 | 2.0 | 0.1 | 0.008 | TRIP 780 | | | | | | |
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力学性能 Mechanical properties 牌号 Steel Name | 拉伸试验a Tensile Test | 屈服强度b, Yield Strength N/mm2,≥ | 抗拉强度, Tensile Strength Rm,N/mm2,≥ | 断后伸长率, Percentage Elongation after fracture A80mm,(L0=80mm,b=25mm),%,≥ | TRIP 590 | 350 | 590 | 24 | TRIP 780 | 420 | 780 | 22 | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。The sample for the tensile test shall be taken in the transver direction. b 无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. | | | | |
(10)烘烤硬化钢(BH)GB/T 20564.1—2006 Bake Hardening steel (BH) GB/T 20564.1—2006 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C | Si | Mn | P | S | Alt | Nba | CR140BH | ≤0.02 | ≤0.05 | ≤0.50 | ≤0.04 | ≤0.025 | ≥0.010 | ≤0.10 | CR180BH | ≤0.04 | ≤0.10 | ≤0.80 | ≤0.08 | ≤0.025 | ≥0.010 | | CR220BH | ≤0.06 | ≤0.30 | ≤1.00 | ≤0.10 | ≤0.025 | ≥0.010 | | CR260BH | ≤0.08 | ≤0.50 | ≤1.20 | ≤0.12 | ≤0.025 | ≥0.010 | | CR300BH蔬菜瘦肉粥的做法 | ≤0.10 | ≤0.50 | ≤1.50 | ≤0.12 | ≤0.025 | ≥0.010 | | a a可用Ti部分或全部代替Nb,此时Ti和/或Nb的总含量≤0.10%。Nb may be replaced by Ti partly or completely, while the total content of Ti and Nb must be less than or equal to 0.10%. | | | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength ReH/(N/mm2) | 抗拉强度 Tensile Strength Rm/(N/mm2) ≥ | 断后伸长率b、c Percentage Elongation after fracture A80/% (L0=80mm,b=20mm) ≥ | r90d ≥ | n90d ≥ | 烘烤硬化值 Bake Hardening value BH2/(N/mm2) ≥ | CR140BH | 140~200 | 270 | 36 | 1.8 | 0.20 | 30 | CR180BH | 180~240 | 300 | 32 | 1.6 | 0.18 | 30 | CR220BH | 220~280 | 320 | 30 | 1.4 | 0.16 | 30 | CR260BH | 260~320 | 360 | 28 | | | 30 | CR300BH | 300~360 | 400 | 26 | | | 30 | a无明显屈服时采用Rpo.2,否则采用ReL。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b厚度不大于0.7mm时,断后伸长率最小值可以降低2%(绝对值)。When the thickness is less than or equal to 0.7 mm, the minimum value of the percentage elongation after fracture could be reduced 2% (absolute value ). c厚度不小于1.6mm且小于2.0mm时,r90值允许降低0.2;厚度不小于2.0mm时.r90值和n90值不做要求。 When the thickness is less than 2.0 mm and equal to or greater than 1.6 mm, the value of r90 could be reduced 0.2; When the thickness is less than or equal to2.0 mm, the values of r90 and n90 are not assured. | | | | | | | |
(11)双相钢(DP)GB/T 20564.2—2006 Dual Pha steel (DP) GB/T 20564.2—2006 牌号及化学成分 Steel Name and Chemical composition 牌号 Steel Name | C,≤ | Si,≤ | Mn,≤ | P,≤ | S,≤ | Alt, ≥ | CR260/450DP | 0.12 | 0.40 | 1.20 | 0.035 | 0.030 | 0.020 | CR300/500DP | 0.14 | 0.60 | 1.60 | 0.035 | 0.030 | 0.020 | CR340/590DP | 0.16 | 0.80 | 2.20 | 0.035 | 0.030 | 0.020 | CR420/780DP | 0.18 | 1.20 | 2.50 | 0.035 | 0.030 | 0.020 | CR550/980DP | 0.20 | 1.60 | 2.80 | 0.035 | 0.030 | 0.020 | 注:根据需要可添加Cr、Mo、B等合金元素。Note: Cr, Mo, B etc could be added when needed. | | | | | | | |
力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength ReH/(N/mm2) | 抗拉强度 Tensile Strength Rm/(N/mm2) ≥ | 断后延伸率b,c Percentage Elongation after fracture A80/% (L0=80mm,b=20mm) ≥ | CR260/450DP | 260~340 | 450 | 27 | CR300/500DP | 300~400 | 500 | 24 | CR340/590DP | 340~460 | 590 | 18 | CR420/780DP | 420~560 | 780 | 13 | CR550/980DP | 550~730 | 980 | 9 | a 无明显屈服时采用RP0.2,否则采用Rel。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b 厚度不大于0.7mm时,断后伸长率最小值可以降低2%(绝对值)。When the thickness is less than or equal to 0.7 mm, the minimum value of the percentage elongation after fracture could be reduced 2% (absolute value ). | | | | |
(12)高强度无间隙原子钢(IF)GB/T 20564.3—2006 High Strength Interstitial Free steel (IF) GB/T 20564.3—2006 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C | Si | Mn | P | S | Alt | Tia | CR180IF | ≤0.01 | ≤0.30 | ≤0.80 | ≤0.08 | ≤0.025 | ≥0.010 | ≤0.12 | CR220IF | ≤0.01 | ≤0.50 | ≤1.40 | ≤0.10 | ≤0.025 | ≥0.010 | ≤0.12 | CR260IF | ≤0.01 | ≤0.80 | ≤2.00 | ≤0.12 | ≤0.025 | ≥0.010 | ≤0.12 | a 可以用Nb部分或全部代替Ti,此时Nb和/或Ti的总含量≤0.12%。Nb may be replaced by Ti partly or completely, while the total content of Ti and Nb must be less than or equal to 0.12%. | | | | | | | | |
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力学性能 Mechanical properties 牌号 Steel Name | 屈服强度a Yield Strength ReH/(N/mm2) | 抗拉强度 Tensile Strength Rm/(N/mm2) ≥ | 断后伸长率b、c Percentage Elongation after fracture A80/% (L0=80mm,b=20mm) ≥ | r90d ≥ | n90d ≥ | CR180IF | 180~240 | 340 | 34 | 1.7 | 0.19 | CR220IF | 220~280 | 360 | 32 | 1.5 | 0.17 | CR260IF | 260~320 | 380 | 28 | | | a 无明显屈服时采用Rp0.2否则采用ReL。The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b 厚度不大于0.7mm时,断后伸长率最小值可以降低2%(绝对值)。When the thickness is less than or equal to 0.7 mm, the minimum value of the percentage elongation after fracture could be reduced 2% (absolute value). c 厚度不小于1.6mm且小于2.0mm太常卿时,r90值允许降低0.2;厚度不小于2.0mm时,r90值和n90值不做要求。When the thickness is less than 2.0 mm and equal to or greater than 1.6 mm, the value of r90 could be reduced 0.2; When the thickness is less than or equal to 2.0 mm, the values of r90 and n90 are not assured. | | | | | | |
2.冷轧钢带的尺寸、外形及允许偏差Q/SGZGS 323—2007 Dimensions, shape and tolerances for cold-rolled strips Q/SGZGS 323—2007 厚度允许偏差 Tolerances on thickness 公称厚度 Nominal thickness | 下列宽度下的厚度允许偏差a,b,c Tolerances on thickness for a nominal width of | ≤1200 | >1200~1500 | >1500 | PT.A | PT.B | PT.A | PT.B | PT.A | PT.B | ≥0.2~0.3 | ±0.03 | ±0.02 | ±0.04 | ±0.03 | - | - | ≥0.3~0.4 | ±0.04 | ±0.03 | ±0.05 | ±0.04 | - | - | ≥0.4~0.6 | ±0.05 | ±0.04 | ±0.06 | ±0.05 | ±0.07 | ±0.05 | ≥0.6~0.8 | ±0.06 | ±0.04 | ±0.07 | ±0.05 | ±0.08 | ±0.05 | ≥0.8~1.0 | ±0.07 | ±0.05 | ±0.08 | ±0.06 | ±0.09 | ±0.06 | ≥1.0~1.2 | ±0.08 | ±0.05 | ±0.09 | ±0.07 | ±0.10 | ±0.07 | ≥1.2~1.5 | ±0.10 | ±0.07 | ±0.11 | ±0.08 | ±0.11 | ±0.08 | ≥1.5~2.0 | ±0.12 | ±0.08 | ±0.13 | ±0.09 | ±0.13 | ±0.09 | ≥2.0~2.5 | ±0.14 | ±0.10 | ±0.15 | ±0.11 | ±0.15 | ±0.11 | a 钢带两端总长度30m内的厚度允许偏差:当钢带厚度小于1.50mm时,允许比规定值超出50%;当钢带厚度不小于1.50mm时,允许比规定值超出30%。Tolerances on thickness within 30m of the strip : When the thickness is less than 1.50 mm, the value may be incread by a maximum of 50%; When the thickness is equal to or greater than 1.50 mm, the value may be incread by a maximum of 30%. b 距焊缝15m范围内的厚度允许偏差:允许比规定值超出60%。The thickness tolerances in the region of cold-rolled welds may be incread by a maximum of 60% within a length of 15m. c 抗拉强度规定值大于400MPa的牌号,其厚度允许偏差允许比规定值超出10%。The thickness tolerances may be incread by a maximum of 10% while the tensile strength value of the strip is greater than 400Mpa. | | | | | | | |
宽度允许偏差 Tolerances on width 边缘状态Edge state | 公称宽度Nominal width | 宽度允许偏差Tolerances on width | PW.A | PW.B | EM | >800 | +8 | - | EC | ≤1200 | +4 | +2 | >1200~1500 | +5 | +3 | >1500 | +5 | +3 | | | | |
镰刀弯允许值 Tolerances on edge camber PS.A | PS.B | ≤公称长度Nominal length×0.3%mm | ≤2mm | ≤6/2000mm | ≤2/2000mm | ≤6/2000mm | ≤2/2000mm | | |
不平度允许值 Tolerances on flatness 钢板厚度Strip thickness | 下列宽度下的不平度, Flatness for a nominal width of≤ | ≤1200 | >1200 | PF.A | PF.B | PF.A | PF.B | <0.7 | 12 | 5 | 15 | 6 | 0.7~<1.2 | 10 | 4 | 12 | 5 | ≥1.2 | 8 | 3 | 10 | 4 | | | | | |
塔形允许值 Tolerances on turriform 公称宽度Nominal width | 塔形高度Turriform height | ≤1000 | 20 | >1000 | 30 | | |
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热镀锌产品介绍The Introduction of Hot-dip galvanized strips 连续热镀锌、锌铁合金钢带产品的术语和定义、分类和代号、尺寸、外形、重量及允许偏差符合首钢企业标准Q/SGZGS 329—2007的规定。 The definitions, terms, classifications, symbols, dimensions, shape, weight and tolerances of continuously hot-dip zine/zine-iron alloy coated steel strips should be according to Shougang Enterpri Standard Q/SGZGS 329—2007. 1. 牌号及化学成分 Steel Name and Chemical composition 牌号Steel Name | C,≤ | Si,≤ | Mn,≤ | P,≤ | S,≤ | Alt,≥ | Ti | Nb | SDX51D+Z (DX51D+Z、St01Z、St02Z、SGCC、CS A、CS B、CS C) | 0.10 | - | 0.50 | 0.020 | 0.025 | - | - | - | SDX51D+ZF (DX51D+ZF、SGCC、CS A、CS B、CS C) | SDX52D+Z (DX52D+Z、St03Z、SGCD1、FS A、FS B) | 0.08 | - | 0.45 | 0.020 | 0.025 | - | - | - | SDX52D+ZF (DX52D+ZF、SGCD1、FS A、FS B) | SDX53D+Z (DX53D+Z、St04Z、SGCD2、DDS A、DDS C) | 0.08 | - | 0.40 | 0.020 | 0.020 | - | - | - | SDX53D+ZF (DX53D+ZF、SGCD2、DDS A、DDS C) | SDX54D+Z (DX54D+Z、St05Z 、St06Z、SGCD3、EDDS) | 0.01 | 0.10 | 0.30 | 0.020 | 0.020 | 0.015 | ≤0.30 | - | SDX54D+ZF (DX54D+ZF、SGCD3、EDDS) | SDX56D+Z (DX56D+Z、St07Z) | 0.01 | 0.10 | 0.30 | 0.020 | 0.020 | 0.015 | ≤0.30 | - | SDX56D+ZF (DX56D+ZF) | SDX57D+Z(ZF)(DX57D+Z(ZF)) | 0.01 | 0.10 | 0.30 | 0.020 | 0.020 | 0.015 | ≤0.30 | - | S220GD+Z (StE220Z、SS230) | 0.13 | - | 0.50 | 0.035 | 0.035 | 0.015 | - | - | S220GD+ZF (SS230) | S250GD+Z (StE250Z、SS255) | 0.16 | - | 0.60 | 0.035 | 0.035 | 0.015 | - | - | S250GD+ZF (SS255) | S280GD+Z (StE280Z、SS275) | 0.20 | - | 0.80 | 0.035 | 0.035 | 0.015 | - | - | S280GD+ZF (SS275) | S320GD+Z (StE320Z) | 0.23 | - | 1.00 | 0.035 | 0.035 | 0.015 | - | - | S320GD+ZF | S350GD+Z (StE350Z、SS340) | 0.25 | - | 1.50 | 0.035 | 0.035 | 0.015 | - | - | S350GD+ZF (SS340) | S400GD+Z(ZF) | 0.25 | - | 1.50 | 0.035 | 0.035 | 0.015 | - | - | S500GD+Z(ZF) | 0.25 | - | 1.50 | 0.035 | 0.035 | 0.015 | - | - | S550GD+Z (SS550) | 0.25 | - | 1.50 | 0.035 | 0.035 | 0.015 | - | - | S550GD+ZF (SS550) | SGC340 | 0.25 | - | 1.70 | 0.20 | 0.05 | - | - | - | SGC400 | 0.25 | - | 1.70 | 0.20 | 0.05 | - | - | - | SGC440 | 0.25 | - | 2.00 | 0.20 | 0.05 | - | - | - | SGC490 | 0.30 | - | 2.00 | 0.20 | 0.05 | - | - | - | SGC570 | 0.30 | - | 2.50 | 0.20 | 0.05 | - | - | - | H180YD+Z(ZF) | 0.01 | 0.10 | 0.70 | 0.06 | 0.025 | 0.015 | ≤0.30 | - | H220YD+Z(ZF) | 0.01 | 0.10 | 0.90 | 0.08 | 0.025 | 0.015 | ≤0.30 | - | H260YD+Z(ZF) | 0.01 | 0.10 | 1.60 | 0.10 | 0.025 | 0.015 | ≤0.30 | - | H180BD+Z(ZF) | 0.04 | 0.50 | 0.70 | 0.06 | 0.025 | 0.015 | - | - | H220BD+Z(ZF) | 0.10 | 0.50 | 0.70 | 0.08 | 0.025 | 0.015 | - | - | H260BD+Z(ZF) | 0.11 | 0.50 | 0.70 | 0.10 | 0.025 | 0.015 | - | - | H300BD+Z(ZF) | 0.11 | 0.50 | 0.70 | 0.12 | 0.025 | 0.015 | - | - | 墨兰的养殖方法和注意事项H220PD+Z(ZF) | 0.06 | 0.50 | 0.70 | 0.08 | 0.025 | 0.015 | - | - | H260PD+Z(ZF) | 0.11 | 0.50 | 0.70 | 0.10 | 0.025 | 0.015 | - | - | H300PD+Z(ZF) | 0.11 | 0.50 | 0.70 | 0.12 | 0.025 | 0.015 | - | - | H260LAD+Z(ZF) | 0.11 | 0.50 | 0.60 | 0.025 | 0.025 | 0.015 | ≤0.15 | ≤0.09 | H300LAD+Z(ZF) | 0.11 | 0.50 | 1.00 | 0.025 | 0.025 | 0.015 | ≤0.15 | ≤0.09 | H340LAD+Z(ZF) | 0.11 | 0.50 | 1.00 | 0.025 | 0.025 | 0.015 | ≤0.15 | ≤0.09 | H380LAD+Z(ZF) | 0.11 | 0.50 | 1.40 | 0.025 | 0.025 | 0.015 | ≤0.15 | ≤0.09 | H420LAD+Z(ZF) | 0.11 | 0.50 | 1.40 | 0.025 | 0.025 | 0.015 | ≤0.15 | ≤0.09 | HSLAS275 | 0.20 | - | 1.20 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS340 | 0.20 | - | 1.20 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS410 | 0.20 | - | 1.35 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS480 | 0.20 | - | 1.65 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS550 | 0.20 | - | 1.65 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS-F275 | 0.15 | - | 1.20 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLA-F340 | 0.15 | - | 1.20 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLA-F410 | 0.15 | - | 1.20 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS-F480 | 0.15 | - | 1.65 | - | 0.035 | - | ≥0.01 | ≥0.005 | HSLAS-F550 | 0.15 | - | 1.65 | - | 0.035 | - | ≥0.01 | ≥0.005 | DP450+Z(ZF) | 0.10 | 0.30 | 1.80 | 0.20 | 0.003 | - | - | - | DP500+Z(ZF) | 0.10 | 0.30 | 1.80 | 0.20 | 0.003 | - | - | - | DP590+Z(ZF) | 0.12 | 0.30 | 1.80 | 0.20 | 0.003 | - | - | - | DP780+Z(ZF) | 0.12 | 0.30 | 1.80 | 0.20 | 0.003 | - | - | - | TRIP590+Z(ZF) | 0.32 | 1.50 | 2.00 | 0.10 | 0.008 | - | - | - | TRIP780+Z(ZF) | 0.32 | 1.80 | 2.50 | 0.10 | 0.008 | - | - | - | | | | | | | | | |
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2.工艺及力学性能Technology and Mechanical properties (1)冲压用钢(首钢标准SG)Drawing Steel (Shougang Enterpri Standard SG) 牌号 Steel Name | 屈服强度a Yield Strength N/mm2 | 抗拉强度 Tensile Strength Rm,N/mm2 | n90b ≥ | r90b ≥ | 断后伸长率, Percentage Elongation after fracture A80mm,%,≥ (L0=80mm,b=20mm) | 镀层附着性Adhesion of zinc coating (b≥100mm) 弯心直径, Mandrel diameter mm | 公称厚度Nominal Thickness, mm | ≤0.5 | >0.5~≤0.7 | >0.7 | SDX51D+Z(St01Z、St02Z) SDX51D+ZF | - | 270~500 | - | - | 18 | 20 | 22 | 0 | SDX52D+Z(St03Z) SDX52D+Z | 140~300 | 270~420 | - | - | 22 | 24 | 26 | SDX53D+Z(St04Z) SDX53D+ZF | 140~260 | 270~380 | - | - | 26 | 28 | 30 | SDX54D+Z(St05Z、St06Z) | 120~220 | 260~350 | 0.18 | 1.6 | 32 | 34 | 36 | SDX54D+ZF | 1.4 | 30 | 32 | 34 | SDX56D+Z(St07Z ) | 120~180 | 260~350 | 0.21 | 1.9 | 35 | 37 | 39 | SDX56D+ZF | 0.20 | 1.7 | 33 | 35 | 37 | SDX57D+Z | 120~170 | 260~350 | 0.22 | 2.1 | 37 | 39 | 41 | SDX57D+ZF | 0.21 | 1.9 | 35 | 37 | 39 | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b 当产品厚度(含镀层)不大于0.7mm时,r90最小规定值可降低0.2,n90最小规定值可降低0.01。当产品厚度(含镀层)大于1.5mm时,r90最小规定值可降低0.2。When the thickness (including coating) is less than or equal to 0.7 mm, the minimum value of r90 could be reduced 0.2, the minimum value of n90 could be reduced 0.01. When the thickness (including coating) is greater than 1.5 mm, the minimum value of r90 could be reduced 0.2. | | | | | | | | | |
(2)冲压用钢(欧洲标准EN)Drawing Steel (European Standard EN) 牌号 Steel Name | 屈服强度a Yield Strength N/mm2 | 抗拉强度 Tensile Strength Rm N/mm2 | n90b ≥ | r90b ≥ | 断后伸长率, Percentage Elongation after fracture A80mm,%,≥ (L0=80mm,b=20mm) | 镀层附着性 Adhesion of zinc coating 弯心直径 Mandrel diameter (b≥100mm) mm | 公称厚度Nominal Thickness mm | ≤0.5 | >0.5~≤0.7 | >0.7 | DX51D+Z DX51D+ZF | - | 270~500 | - | - | 18 零是正数还是负数 | 20 | 22 | 0 | DX52D+Z DX52D+ZF | 140~300 | 270~420 | - | - | 22 | 24 | 26 | DX53D+Z DX53D+ZF | 140~260 | 270~380 | - | - | 26 | 28 | 30 | DX54D+Z | 120~220 | 260~350 | 0.18 | 1.6 | 32 | 34 | 36 | DX54D+ZF | 1.4 | 30 | 32 | 34 | DX56D+Z | 120~180 | 260~350 | 0.21 | 1.9 | 35 | 37 | 39 | DX56D+ZF | 0.20 | 1.7 | 33 | 35 | 37 | DX57D+Z | 120~170 | 260~350 | 0.22 | 2.1 | 37 | 39 | 41 | DX57D+ZF | 0.21 | 1.9 | 35 | 37 | 39 | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b 当产品厚度(含镀层)不大于0.7mm时,r90最小规定值可降低0.2,n90最小规定值可降低0.01。当产品厚度(含镀层)大于1.5mm时,r90最小规定值可降低0.2。When the thickness (including coating) is less than or equal to 0.7 mm, the minimum value of r90 could be reduced 0.2, the minimum value of n90 could be reduced 0.01. When the thickness (including coating) is greater than 1.5 mm, the minimum value of r90 could be reduced 0.2. | | | | | | | | | |
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(3)冲压用钢(日本标准JIS)Drawing Steel (Japane Standard JIS) 牌号Steel Name | 屈服强度a Yield Strength N/mm2,≥ | 抗拉强度, Tensile Strength Rm N/mm2,≥ | 伸长率, Percentage Elongation after fracture A50mm,(L0=50mm,b=20mm),%,≥ | 镀层附着性Adhesion of zinc coating 弯心直径b Mandrel diameter (b≥100mm),mm | 公称厚度, Nominal Thickness mm | ≥0.25~<0.40 | ≥0.40~<0.60 | ≥0.60~<1.0 | ≥1.0~<1.6 | ≥1.6~<2.5 | ≥2.5 | SGCC | 205c | 270c | - | - | - | - | - | - | 0 | SGCD1 | - | 270 | - | 34 | 36 | 37 | 38 | - | SGCD2 | - | 270 | - | 36 | 38 | 39 | 40 | - | SGCD3 | - | 270 | - | 38 | 40 | 41 | 42 | - | SGC340 | 245 | 340 | 20 | 20 | 20 | 20 | 20 | 20 | 1a | SGC400 | 295 | 400 | 18 | 18 | 18 | 18 | 18 | 18 | 2a | SGC440 | 335 | 440 | 18 | 18 | 18 | 18 | 18 | 18 | 3a | SGC490 | 365 | 490 | 16 | 16 | 16 | 16 | 16 | 16 | 3a | SGC570 | 560 | 570 | - | - | - | - | - | - | - | 注Note:1N/mm2=1MPa。 | a 拉伸试验取纵向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。公称厚度<0.25mm时可不做拉伸试验。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b仲裁试验时试样的宽度b=100mm。The width of the retest specimen b is equal to 100 mm. c数值为参考值。The value in brackets is for reference. | | | | | | | | | | |
(4)冲压用钢(美国标准ASTM)Drawing Steel (American Standard ASTM) 牌号 Steel Name | 屈服强度b Yield Strength N/mm2 | 抗拉强度, Tensile Strength Rm N/mm2,≥ | 断后延伸率, Percentage Elongation after fracture A50mm,%,≥ (L0=50mm,b=12.5mm) | r90值,≥ | n90值,≥ | 镀层附着性 Adhesion of zinc coating 弯心直径c Mandrel diameter (b≥100mm),mm | CS A | 170~380 | - | 20 | - | - | 0d | CS B | 205~380 | - | 20 | - | - | CS C | 170~410 | - | 15 | - | - | FS A、FS B | 170~310 | - | 26 | 1.0 | 0.17 | DDS A | 140~240 | - | 32 | 1.4 | 0.19 | DDS C | 170~280 | - | 32 | 1.2 | 0.17 | EDDS | 105~170 | - | 40 | 1.6 | 0.22 | SS230 | ≥230 | 310 | 20 | - | - | 1a | SS255 | ≥255 | 360 | 18 | - | - | 2a | SS275 | ≥275 | 380 | 16 | - | - | 2a | SS340 | ≥340 | 450 | 12 | - | - | - | SS550 | ≥550 | 570 | - | - | - | - | HSLAS 275 | ≥275 | 340 | 22 | - | - | 1a | HSLAS 340 | ≥340 | 410 | 20 | - | - | 1a | HSLAS 410 | ≥410 | 480 | 16 | - | - | 2a | HSLAS 480 | ≥480 | 550 | 12 | - | - | - | HSLAS 550 | ≥550 | 620 | 10 | - | - | - | HSLAS-F 275 | ≥275 | 340 | 24 | - | - | 1a | HSLAS-F 340 | ≥340 | 410 | 22 | - | - | 1a | HSLAS-F 410 | ≥410 | 480 | 18 | - | - | 2a | HSLAS-F 480 | ≥480 | 550 | 14 | - | - | 3a | HSLAS-F 550 | ≥550 | 620 | 12 | - | - | 3a | 注Note:1N/mm2=1MPa。 | a 这里所给的力学性能值是非强制性的,目的是使购方尽可能多地对规定钢作出知情选择。如果购方需要一个规定范围或大于某一限定值时,应与供货方协商。Tho values of table are optional, they are to help the purchars to e the steels as much as possible. If the purchars need a t range or a greater value than a limitative value, they should confer with suppliers. b 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. c 仲裁试验试样宽度b=100mm。The width of the retest specimen b is equal to 100 mm. d 对于冲压用钢,当试样厚度大于2mm,且锌层代号为Z275以上(含Z275),则弯心直径为1a。For drawing steel, while the specimen thickness is greater than 2 mm and the zinc coating symbol is beyond Z275, the value of the mandrel diameter is 1a. | | | | | | | |
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(5)结构用钢(欧洲标准EN)Structural Steel (European Standard EN) 牌号 Steel Name | 屈服强度a Yield Strength N/mm2,≥ | 抗拉强度Tensile Strength Rm,N/mm2,≥ | 断后伸长率b, Percentage Elongation after fracture A80mm,(L0=80mm,b=20mm) ,%,≥ | 镀层附着性Adhesion of zinc coating 弯心直径c Mandrel diameter (b≥100mm),mm | 公称厚度, Nominal Thickness mm | ≤0.7 | >0.7 | S220GD+Z(StE220Z) S220GD+ZF | 220 | 300 | 18 | 20 | 1a | S250GD+Z(StE250Z) S250GD+ZF | 250 | 330 | 17 | 19 | 1a | S280GD+Z( StE280Z) S280GD+ZF | 280 | 360 | 16 | 18 | 2a | S320GD+Z (StE320Z) S320GD+ZF | 320 | 390 | 15 | 17 | 3ad | S350GD+Z (StE350Z) S350GD+ZF | 350 | 420 | 14 | 16 | 3a | S400GD+Z S400GD+ZF | 400 | 470 | - | - | 3a | S500GD+Z S500GD+ZF | 500 | 530 | - | - | 3a | S550GD+Z S550GD+Z | 550 | 560 | - | - | - | 注Note:1N/mm2=1MPa。 | a 拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用上屈服强度ReH。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength ReH for the others. b仲裁试验时试样的宽度b=100mm。The width of the retest specimen b is equal to 100 mm. c 牌号S350GD+Z(ZF)的公称厚度>1.5mm时,弯心直径为4a。For S350GD+Z(ZF), while the nominal thickness is greater than 1.5 mm, the value of the mandrel diameter is 4a. | | | | | | |
(6)冷成型用高强度钢(欧洲标准EN) High yield strength for cold forming Steel (European Standard EN) 牌号Steel Name | 屈服强度a Yield Strength N/mm2 | 抗拉强度 Tensile Strength Rm,N/mm2 | 断后伸长率b Percentage Elongation after fracture A80mm,%,≥ | BHc N/mm2,≥ | r90d,≥ (横向Transver direction) | n90,≥ (横向Transver direction) | 镀层附着性 Adhesion of zinc coating 弯心直径 Mandrel diameter e,(b≥100mm),mm | H180YD+Z(ZF) | 180~240 | 340~400 | 34 | - | 1.7 | 0.18 | 0 | H220YD+Z(ZF) | 220~280 | 340~410 | 32 | - | 1.5 | 0.17 | 1a | H260YD+Z(ZF) | 260~320 | 380~440 | 30 | - | 1.4 | 0.16 | 2a | H180BD+Z(ZF) | 180~240 | 300~360 | 34 | 35 | 1.5 | 0.16 | 0 | H220BD+Z(ZF) | 220~280 | 340~400 | 32 | 35 | 1.2 | 0.15 | 1a | H260BD+Z(ZF) | 260~320 | 360~440 | 28 | 35 | - | - | 2a | H300BD+Z(ZF) | 300~360 | 400~480 | 26 | 35 | - | - | 3a | H220PD+Z(ZF) | 220~280 | 340~400 | 32 | - | 1.3 | 0.15 | 1a | H260PD+Z(ZF) | 260~320 | 380~440 | 28 | - | - | - | 2a | H300PD+Z(ZF) | 300~360 | 400~480 | 26 | - | - | - | 3a | H260LAD+Z(ZF) | 260~330 | 350~430 | 26 | - | - | - | 2a | H300LAD+Z(ZF) | 300~380 | 380~480 | 23 | - | - | - | 3a | H340LAD+Z(ZF) | 340~420 | 410~510 | 21 | - | - | - | 4a | H380LAD+Z(ZF) | 380~480 | 440~560 | 19 | - | - | - | 4a | H420LAD+Z(ZF) | 420~520 | 470~590 | 17 | - | - | - | 4a | 注Note:1N/mm2=1MPa。 | a拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b对于ZF镀层,断后伸长率可以减少两个单位。For ZF coating, the value of percentage elongation after fracture could be reduced 2 units. c BH值是经2%预应变的试样放置在170℃±5℃温度下保持20分钟,然后在室温下进行拉伸试验,测得的屈服强度对该试样2%预应变时应力的增加值。The BH-value is the difference between W and Y: Y is measured in a tensile test that is performed with 2% plastic elongation; W is measured in a new tensile test at room temperature which is performed on the same test piece that has been heat-treated at 170℃+5℃ for 20minutes after preliminary strain. d对于ZF镀层,r90可以减小0.2。For ZF coating, the value of r90 could be reduced 0.2. e仲裁试验时试样的宽度b=100mm。对于H300LAD+Z(ZF)、H340LAD+Z(ZF)、H380LAD+Z(ZF)和H420LAD+Z(ZF),当试样厚度小于1.5mm时,弯心直径减小1a; 当双面镀层重量之和大于180g/m2,弯心直径增加1a。The width of the retest specimen b is equal to 100 mm. For H300LAD+Z(ZF), H340LAD+Z(ZF), H380LAD+Z(ZF) and H420LAD+Z(ZF),while the specimen thickness is less than 1.5 mm, the value of the mandrel diameter should be reduced 1a; while the sum of the double-face Zinc coating weight is greater than 180g/m2, the value of the mandrel diameter should be added 1a. | | | | | | | | |
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(7)双相钢(DP)和相变诱导塑性钢(TRIP) Dual Pha Steel (DP) and Transformation induced plasticity Steel (TRIP) 牌号Steel Name | 屈服强度a, Yield Strength N/mm2 | 抗拉强度, Tensile Strength Rm,N/mm2,≥ | 断后伸长率b, Percentage Elongation after fracture A80mm,%,≥ | DP450+Z(ZF) | 260~340 | 450 | 27 | DP500+Z(ZF) | 300~400 | 500 | 24 | DP590+Z(ZF) | 340~460 | 590 | 19 | DP780+Z(ZF) | 420~560 | 780 | 14 | TRIP590+Z(ZF) | 380~480 | 590 | - | TRIP780+Z(ZF) | 400~550 | 780 | - | 注Note:1N/mm2=1MPa。 | a拉伸试验取横向试样。无明显屈服现象时采用Rp0.2,否则采用下屈服强度ReL。The sample for the tensile test shall be taken in the transver direction. The values of yield strength are 0.2% proof strength for products which do not prent a definite yield point, and the lower yield strength Rel for the others. b厚度≤0.7mm时,断后伸长率可以降低两个单位。对于ZF镀层,断后伸长率可以减少两个单位。When the thickness is less than or equal to 0.7 mm, the value of percentage elongation after fracture could be reduced 2 units. For ZF coating, the value of percentage elongation after fracture could be reduced 2 units. | | | | |
3.锌层重量Zinc coating mass 锌层重量代号 Zinc coating mass designation | 双面三点检测平均值 Average coating mass of both surfaces in triple spot test | 双面单点检测最小值 Minimum coating mass of both surfaces in single spot test | 单面单点最小值 Minimum coating mass of single surface in single spot test | ≥(g/m2) | Z60 | 60 | 51 | 21 | Z80 | 80 | 68 | 28 | Z90 | 90 | 75 | 30 | Z100 | 100 | 85 | 36 | Z120 | 120 | 102 | 41 | Z140 | 140 | 120 | 50 | Z150 | 150 | 128 | 60 | Z180 | 180 | 153 | 62 | Z200 | 200 | 170 | 71 | Z220 | 220 | 187 | 75 | Z225 | 225 | 195 | 79 | Z250 | 250 | 213 | 86 | Z270 | 270 | 234 | 94 | Z275 | 275 | 235 | 107 | Z305 | 305 | 275 | 110 | Z350 | 350 | 300 | 135 | Z400 | 400 | 340 | 145 | Z450 | 450 | 385 | 158 | | | | |
4.镀锌钢带的尺寸、外形及允许偏差 Dimensions, shape and tolerances for Zinc coated steel strips 厚度允许偏差(最小屈服强度小于280MPa,单位:mm) Tolerances on thickness (The minimum value of yield strength is less than 280 Mpa, unit: mm) 公称厚度Nominal thickness | 下列宽度时的厚度允许偏差a Tolerances on thickness for a nominal width of: | 普通精度Normal precision PT.A | 高级精度Special precision PT.B | ≤1200 | >1200~≤1500 | >1500 | ≤1200 | >1200~≤1500 | >1500 | ≤0.4 | ±0.05 | ±0.06 | - | ±0.03 | ±0.04 | - | >0.4~≤0.6 | ±0.06 | ±0.07 | ±0.08 | ±0.04 | ±0.05 | ±0.06 | >0.6~≤0.8 | ±读夏洛的网有感0.07 | ±0.08 | ±0.09 | ±0.05 | ±0.06 | ±0.06 | >0.8~≤1.0 | ±0.08 | ±0.09 | ±0.10 | ±0.06 | ±0.07 | ±0.07 | >1.0~≤1.2 | ±0.09 | ±0.10 | ±0.11 | ±0.07 | ±0.08 | ±0.08 | >1.2~≤1.6 | ±0.11 | ±0.12 | ±0.12 | ±0.08 | ±0.09 | ±0.09 | >1.6~≤2.0 | ±0.13 | ±0.14 | ±0.14 | ±0.09 | ±0.10 | ±0.10 | >2.0~≤2.5 | ±0.15 | ±0.16 | ±0.16 | ±0.11 | ±0.12 | ±0.12 | a厚度的测量部位为距侧边不小于20mm的任意点。The thickness may be measured at any point located more than 20mm from the edges. | | | | | | | |
厚度允许偏差(最小屈服强度不小于280MPa,单位:mm) Tolerances on thickness (The minimum value of yield strength is less than or equal to 280 Mpa, unit: mm) 公称厚度Nominal thickness | 下列宽度时的厚度允许偏差a Tolerances on thickness for a nominal width of: | 普通精度Normal precision PT.A | 高级精度Special precision PT.B | ≤1200 | >1200~≤1500 | >1500 | ≤1200 | >1200~≤1500 | >1500 | ≤0.4 | ±0.06 | ±0.07 | - | ±0.04 | ±0.05 | - | >0.4~≤0.6 | ±0.07 | ±0.08 | ±0.09 | ±0.05 | ±0.06 | ±0.07 | >0.6~≤0.8 | ±0.08 | ±0.09 | ±0.11 | ±0.06 | ±0.07 | ±0.07 | >0.8~≤1.0 | ±0.09 | ±0.11 | ±0.12 | ±0.07 | ±0.08 | ±0.08 | >1.0~≤1.2 | ±0.11 | ±0.12 | ±0.13 | ±0.08 | ±0.09 | ±0.09 | >1.2~≤1.6 | ±0.13 | ±0.14 | ±0.14 | ±0.09 | ±0.11 | ±0.11 | >1.6~≤2.0 | ±0.15 | ±0.17 | ±0.17 | ±0.11 | ±0.12 | ±0.12 | >2.0~≤2.5 | ±0.18 | ±0.19 | ±0.19 | ±0.13 | ±0.14 | ±0.14 | a 厚度的测量部位为距侧边不小于20mm的任意点。The thickness may be measured at any point located more than 20mm from the edges. | | | | | | | |
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宽度允许偏差(mm)Tolerances on width 公称宽度 Nominal width | 宽度允许偏差Tolerances on width | 普通精度Normal precision PW.A | 高级精度Special precision PW.B | ≤1200 | +5 | +2 | >1200~≤1500 | +6 | +2 | >1500 | +7 | +3 | | | |
镰刀弯允许值(mm)Tolerances on edge camber 测量长度Measured length | 镰刀弯允许值Tolerances on edge camber,≤ | 任意2000 | 2 | | |
镀锌钢带的其他尺寸、外形及其允许偏差与冷轧钢带相同,符合Q/SGZGS 327—2007的规定Other dimensions, shape and tolerances of Zinc coated steel strips should be according to Q/SGZGS 327—2007 as the cold-rolled strips. 可制造的产品范围 1. 普通冷轧连续退火钢带的可制造范围The extents of normal Annealed Cold Strips available (1) CQ、DQ产品 (2) DDQ、EDDQ、SEDDQ产品 |
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2. 高强度冷轧连续退火钢带的可制造范围The extents of High strength Annealed Cold Strips available (3) BH-HSS; DP-HSS(Rm≤440Mpa); CQ.DQ.DDQ-HSS(Rm≤440Mpa)产品 (4) CQ-HSS; DP-HSS; TRIP-HSS(Rm≥590Mpa)产品 3. 普通GI热镀锌钢带的可制造范围The extents of normal Hot-dip zinc coated steel Strips GI available (5) CQ、DQ、DDQ、EDDQ产品 (6) SEDDQ产品(与(欧文资料2)的可制造范围相同The same as (2)) 4. 高强度GI热镀锌钢带的可制造范围The extents of High strength Hot-dip zinc coated steel Strips GI available (7)CQ.DQ.DDQ-HSS(Rm≤440Mpa)产品 |
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(8)CQ-HSS(Rm≥590Mpa);DQ-HSS(Rm≥440Mpa)产品 (9)DDQ-HSS(Rm≤440Mpa);BH-HSS产品(与(3)的可制造范围相同The same as (3) ) 5. 普通GA热镀锌钢带的可制造范围The extents of normal Hot-dip zinc-iron alloy coated steel Strips GA available (10)CQ、DQ、DDQ、EDDQ、SEDDQ产品(与(6)的可制造范围相同The same as (6) ) 6. 高强度GA热镀锌钢带的可制造范围The extents of High strength Hot-dip zinc-iron alloy coated steel Strips GA available (11)CQ.DQ.DDQ-HSS(Rm≤440Mpa);BH-HSS产品(与(6)的可制造范围相同The same as (6)) (12)CQ-HSS(Rm≥590Mpa)产品(与(4)的可制造范围相同The same as (4)) 产品的供货形式Delivery conditions of products 1. 边部状态Edge state 切边Mill edges /不切边shared edges 2. 表面处理状态Surface treatment 冷轧退火卷:涂油/不涂油Annealed cold strips: Oiling or not 镀锌卷:涂油、钝化、耐指纹层、钝化加涂油、光整/不光整。Hot-dip galvanized strips: Oiling, Passivation, Anti-fingerprint, Oiling and passivation, Skin passing or not 产品的表面处理参数范围The extents of surface treatment values 产品类型 Products category | 涂油量(单面) Oiling mass (single surface) g/m2 | 耐指纹(单面)Anti-fingerprint (single surface) μm/m2 | 表面结构 Surface texture | 表面粗糙度Surface roughness Ra(μm) | 普通防锈油 Normal rust preventing oil | 润滑防锈油 Lubricating rust preventing oil | 高润滑防锈油 High lubricating rust preventing oil | 冷轧退火卷 Annealed cold strips | 0.2~2 | | | 0.7~1.8 | 镀锌卷 Hot-dip galvanized strips | GI产品 | 0.2~2 | 0.7~2 | 无锌花Non spangle /小锌花Minimized spangle /光整锌花Skin pasd spangle | 0.8~2.0/光面Smooth side | GA产品 | 0.2~2 | 0.7~2 | 锌铁合金 Zinc-iron alloy | 1.0~1.5 | | | | | | | | |
产品的卷重范围The extents of the products weight 5吨以上到25吨。From 5t to 25t. 用户如果有其他要求,可以具体协商。It can be talked if the purchars need. |
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冷轧退火钢卷的重量换算Conversion of the Annealed cold strip weight 1.冷轧退火钢卷重量换算表Conversion chart of the Annealed cold strip weight 外径 External Diameter (mm) | 单位重量系数 Weight Quotiety onWidth | 外径External Diameter (mm) | 单位重量系数 Weight Quotiety onWidth | 内径Inner Diameter(mm) | 内径Inner Diameter(mm) | 内径Inner Diameter(mm) | 内径Inner Diameter(mm) | 508 | 610 | 508 | 610 | 1000 | 4.48 | 3.79 | 1575 | 13.42 | 12.73 | 1025 | 4.79 | 4.10 | 1600 | 13.90 | 13.21 | 1050 | 5.10 | 4.41 | 1625 | 14.39 | 13.70 | 1075 | 5.42 | 4.73 | 1650 | 14.88 | 14.19 | 1100 | 5.75 | 5.06 | 1675 | 15.38 | 14.70 | 1125 | 6.08 | 5.40 | 1700 | 15.89 | 15.21 | 1150 | 6.43 | 5.74 | 1725 | 16.41 | 15.72 | 1175 | 6.78 | 6.09 | 1750 | 16.94 | 16.25 | 1200 | 7.14 | 6.45 | 1775 | 17.47 | 16.78 | 1225 | 7.50 | 6.82 | 1800 | 18.01 | 17.32 | 1250 | 7.88 | 7.19 | 1825 | 18.56 | 17.87 | 1275 | 8.26 | 7.57 | 1850 | 19.11 | 18.42 | 1300 | 8.65 | 7.96 | 1875 | 19.67 | 18.98 | 1325 | 9.04 | 8.36 | 1900 | 20.24 | 19.55 | 1350 | 9.45 | 8.76 | 1925 | 20.82 | 20.13 | 1375 | 9.86 | 9.17 | 1950 | 21.40 | 20.72 | 1400 | 10.28 | 9.59 | 1975 | 22.00 | 21.31 | 1425 | 10.70 | 10.02 | 2000 | 22.60 | 21.91 | 1450 | 11.14 | 10.45 | 2025 | 23.21 | 22.52 | 1475 | 11.58 | 10.89 | 2050 | 23.82 | 23.13 | 1500 | 12.03 | 11.34 | 2075 | 24.44 | 23.75 | 1525 | 12.49 | 11.80 | 2100 | 25.07 | 24.38 | | | | | | |
注:表中系数为板卷宽度为1mm时条件质量系数,单位为kg/mm。 钢卷的基材密度取7.85X103 kg/m3,钢卷的紧实率为 98% 例如,计算 内径508 mm,外径1500mm,宽度1250mm的钢卷重量。由上表知,外径1500mm 和内径1200mm的质量系数为12.03kg/mm,则钢卷的重量为: 12.03 X 1250 = 15037.5 kg Note: Weight quotiety on width: the weight of one meter strip, the unit is kg/mm. The ba material density of strips is 7.85×103kg/m3, the compaction of steel strips is 98%. For example, to calculate the weight of the strip, inner diameter is 508mm, external diameter is 1500mm, width is 1250mm, the quotiety is 12.03kg/mm from the table, then the weight is 12.03×1250=15037.5kg. 2.内径508mm冷轧退火卷的外径、宽度和重量对应关系图The corresponding relationship picture of the external diameter, width and weight for the strips 508mm in inner diameter |
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2.内径610mm冷轧退火卷的外径、宽度和重量对应关系图The corresponding relationship picture of the external diameter, width and weight for the strips 610mm in inner diameter 产品包装样式Package for products CA02 | 三维示图 Three-dimensional Explanatory Chart | 1/4剖面示图 1/4Section Explanatory Chart | 1.钢卷 Steel Coil 2.内芯纸板 Inner Paper Board 3.复合工业膜 Multiple-industrial Film 4.内纸护角 Inner Paper Edgeboard 5.外纸护角 Outer Paper Edgeboard 6.内周钢护板 Inner Steel Panel 7.外周钢护板 Outer Steel Panel 8.端部钢护板 Tranct Steel Panel 9.内钢护角 Inner Steel Edgeboard 10.外钢护角 Outer Steel Edgeboard 11.径向钢捆带 Radial Steel Tape | | |
CA03 | 三维示图 Three-dimensional Explanatory Chart | 1/4剖面示图 1/4Section Explanatory Chart | 1.钢卷Steel Coil 2.内芯纸板 Inner Paper Board 3.内周防锈纸 Inner Anti-rust Paper 4.外周防锈纸 Outer Anti-rust Paper 5.普通工业膜 Common Industrial Film 6.内周纸护板 Inner Paper Panel 7.外周瓦楞纸护板 Outer Fluted Paper Panel 8.端部纸护板 Tranct Paper Panel 9.内纸护角 Inner Paper Edgeboard 10.外纸护角 Outer Paper Edgeboard 11.内周钢护板 Inner Steel Panel 12.外周钢护板 Outer Steel Panel 13.端部钢护板 Tranct Steel Panel 14.内钢护角 Inner Steel Edgeboard 15.外钢护角 Outer Steel Edgeboard 16.径向钢捆带 Radial Steel Tape | | |
CG02 | 三维示图 Three-dimensional Explanatory Chart | 1/4剖面示图 1/4Section Explanatory Chart | 1.钢卷 Steel Coil 2.内芯纸板 Inner Paper Board 3.复合工业膜 Multiple-industrial Film 4.内纸护角 Inner Paper Edgeboard 5.外纸护角 Outer Paper Edgeboard 6.内周钢护板 Inner Steel Panel 7.外周钢护板 Outer Steel Panel 8.端部钢护板 Tranct Steel Panel 9.内钢护角 Inner Steel Edgeboard 10.外钢护角 Outer Steel Edgeboard 11.径向钢捆带 Radial Steel Tape | | |
CG03 | 三维示图 | 1/4剖面示图 | 1.钢卷 Steel Coil2.内芯纸板 Inner Paper Board 3.内周防锈纸 Inner Anti-rust Paper 4.外周防锈纸 Outer Anti-rust Paper 5.普通工业膜 Common Industrial Film 6.内周纸护板 Inner Paper Panel 7.外周瓦楞纸护板 Outer Fluted Paper Panel 8.端部纸护板 Tranct Paper Panel 9.内纸护角 Inner Paper Edgeboard 10.外纸护角 Outer Paper Edgeboard 11.内周钢护板 Inner Steel Panel 12.外周钢护板 Outer Steel Panel 13.端部钢护板 Tranct Steel Panel 14.内钢护角 Inner Steel Edgeboard 15.外钢护角 Outer Steel Edgeboard 16.径向钢捆带 Radial Steel Tape | | |
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