DSAW double submerged arc weld
双面埋弧焊螺栓连接的阀盖中文名称
腐蚀裕度明杆支架型外定位环两端平口
bolted bonnet 缩写词
英文名称
BB PBE
plain both ends
OS&Y outside screw and yoke
OR outer ring bolted cover GALV galvanized CON bevel large end 大端坡口butt welding 对焊concentric 同心CALC calculation 螺栓连接的阀帽
commodity code 编码计算(壁厚）
corrosion allowance
BC BLE BW 法兰FE female face 凹面flange ECC electric fusion welding
偏心电熔焊eccentric
EFW 碳钢COMM. CODE
DN nominal diameter 公称直径carbon steel 镀锌的GRAF graphite 石墨等级HT heating treatment
热处理HEX hexagonal 六角内定位环LR long radius 长半径凸面NPT national standard taper pipe thread
60° 锥管内螺纹八角环形垫片
O.D.outside diameter
外径OCR octagonal ring gasket C.A.ME male face
IR inner ring Gr grade CS FLG 缩写词
承插焊司太立合金吹扫孔SR short radius 短半径S-OUT steam-out SR stress relief SW socket welding
突面SS THR 不锈钢两端螺纹WN welding neck 带颈对焊UT
ultrasonic test
超声检测
55° 锥管内螺纹
螺纹连接的阀盖平口环连接面PE plain end stainless steel TBE threaded both ends
raid face ring joint face STL stellite TB threaded bonnet RF PWHT R 2R C PSB polyphenyl 一端螺纹threaded one end post weld heat treatment 55° taper pipe external thread 55° taper pipe internal thread
reduced 异径的螺纹温度焊后热处理RED 55° 锥管外螺纹对位聚苯PPL RJ SMLS amless 无缝的TEMP temperature TRI-ECC Thr-eccentric thread TOE 三偏心PL slip-on welding plate
板式平焊PSE plain small end 小端平端压力密封阀盖pressure al bonnet TFWT tolerance of wall thickness
壁厚偏差SAW submerged arc weld
应力消除SO slip-on 带颈平焊埋弧焊缩写词
