INCH-POUND
MIL-PRF-46103E
6 January 1998
SUPERSEDING
MIL-A-46103D
23 June l989
PERFORMANCE SPECIFICATION
ARMOR: LIGHTWEIGHT, COMPOSITE
This specification is approved for u by all Departments and Agencies of the Department of Defen.
1. SCOPE
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1.1 Scope. This specification covers the performance requirements for
lightweight composite armor (e 6.1).
1.2 Classification. The composite armor should be classified into the types and class according to its ballistic protection limit (ballistic resistance): Type I 5.56 mm
Class 1 - M855 lead ball with steel tip projectile at muzzle velocity (3100 ft (945 m) per cond).
Type II 7.62 mm (0.30 caliber)
Class 1 - Lead or mild steel core ball projectile at muzzle velocity (2850 ft (869 m) per cond).
Class 2 - Hard steel core armor piercing (AP) projectile at muzzle velocity (2850 ft (869 m) per cond).
Class 3 - Heavy density core sabot launched armor piercing (SLAP) projectile at muzzle velocity (4000 ft (1219 m) per cond). Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of u in improving this document should be addresd to: Director, U.S. Army Rearch Laboratory, Weapons and Materials Rearch Directora
when i was 10 years oldte, ATTN: AMSRL-WM-M, APG, MD 21005-5069 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter.
AMSC N/A AREA CMPS
Type III 12.7 mm (0.50 caliber)
Class 1A - Mild steel core ball projectile at 1000 meters range (1600 ft (487 m) per cond).
Class 1B - Mild steel core ball projectile at 500 meters range (2000 ft (610 m) per cond).
Class 1C - Mild steel core ball projectile at muzzle velocity (2850 ft (869 m) per cond).
Class 2A - Hard steel core armor piercing (AP) projectile at 1000 meters range (1600 ft (487 m) per cond).
Class 2B - Hard steel core armor piercing (AP) projectile at 500 meters range (2000 ft (610 m) per cond).
Class 2C - Hard steel core armor piercing (AP) projectile at muzzle velocity (2850 ft (869 m) per cond).
Class 3 - Heavy density core sabot launched armor piercing (SLAP) projectile at muzzle velocity (4000 ft (1219 m) per cond). Type IV 14.5 mm
bangbang歌词Class 1 - Hard steel core armor piercing incendiary (API) B32 projectile at muzzle velocity (3250 ft (991 m) per cond).
Class 2 - Hard steel core armor piercing incendiary (API) BS-41 projectile at muzzle velocity (3250 ft (991 m) per cond).
2. APPLICABLE DOCUMENTS
深圳人力资源师培训2.1 General. The documents listed in this ction are specified in ctions 3 and 4 of this specification. This ction does not include documents in other ctions of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document urs are cautioned that they must meet all specified
requirements documents cited in ctions 3 and 4 of this specification, whether or not they are listed.
2.2 Government documents.
2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwi specified, the issues of the documents are tho
listed in the issue of the Department of Defen Index of Specifications and Standards (DoDISS) and supplement thereto, cited in the solicitation (e 6.2). SPECIFICATIONS
DEPARTMENT OF DEFENSE
MIL-PRF-5624 - Turbine Fuel, Aviation, Grades JP-4, JP-5, And JP-5/JP-8 ST
STANDARDS
DEPARTMENT OF DEFENSE
MIL-STD-662 - V50 Ballistic Test For Armor
MIL-STD-810 - Environmental Test Methods And Engineering Guidelines
(Unless otherwi indicated, copies of the above specifications, standards, and handbooks are avail
able from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094).
2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwi specified, the issues of the documents which are DoD adopted are tho listed in the issue of the DoDISS cited in the solicitation. Unless otherwi specified, the issues of documents not listed in the DoDISS are the issues of the documents cited in the solicitation (e 6.2).
AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)
ASTM D792 - Density and Specific Gravity (Relative Density) of Plastics by Displacement
(Application for copies should be addresd to the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428).
2.4 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, howe
ver, superdes applicable laws and regulations unless a specific exemption has been obtained.
3. REQUIREMENTS
3.1 First article. When specified in the contract or purcha order, a sample shall be subjected to first article inspection (e
4.2.1 and 6.2).
3.2 Materials. Unless otherwi specified (e 6.2), the materials are the prerogative of the contractor as long as all the operating, environmental and identification marking requirements are fully met.
3.3 Construction. The contractor shall lect the methodology of construction provided the methods are capable of yielding uniform properties in the completed structure and that all structural interfaces have no unbounded areas.
3.3.1 Molding. If the process of molding is ud then the material shall be molded into the required configuration without breaking or damaging the
造价师考试科目material. Such procedures and methods shall be capable of yielding uniform properties in the completed structure.
3.3.2 Spall cover and edge strip. If a spall cover is ud then the spall cover shall be of such a configuration as to cover the entire outer surface. The edge strip shall be cut to go around the entire periphery of the composite armor and extend beyond the inner edges 0.50-0.75 inches (12.7-19.0 mm). The edges shall not fray before application to the composite armor.
3.3.3 Asmbly of components by bonding. All components required to be asmbled by bonding shall be thoroughly cleaned of all foreign matter.
Surfaces to be bonded shall be properly prepared in a manner which will insure a proper bond capable of meeting the applicable performance requirements specified in 3.4. The required adhesive shall be applied uniformly over the entire contact areas of the components to be joined. When bonding components, uniform pressure shall be applied over the entire surface area in order to obtain intimate
contact of all components.fread
纳尼亚传奇3片尾曲3.4 Operating requirements.
3.4.1 V50 ballistic limit protection. The V50 ballistic limit protection, as defined by MIL-STD-662, shall be the following for the types and class of armor:
Type I, Class 1 - Not less than 3100 ft (945 m) per cond against 5.56 mm M855 lead ball with steel tip projectiles at zero degrees obliquity.
Type II, Class 1 - Not less than 2850 ft (869 m) per cond against 7.62 mm
(0.30 caliber) lead or mild steel core ball projectile at
zero degrees obliquity.
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Type II, Class 2 - Not less than 2850 ft (869 m) per cond against 7.62 mm
(0.30 caliber) hard steel core armor piercing (AP)
projectile at zero degrees obliquity.
Type II, Class 3 - Not less than 4000 ft (1219 m) per cond against 7.62 mm
(0.30 caliber) heavy density core sabot launched armor
piercing (SLAP) projectile at zero degrees obliquity.
Type III, Class 1A - Not less than 1600 ft (487 m) per cond against 12.7 mm
(0.50 caliber) mild steel core ball projectile at 1000
meters range at zero degrees obliquity.
Type III, Class 1B - Not less than 2000 ft (610 m) per cond against 12.7 mm
(0.50 caliber) mild steel core ball projectile at 500
meters range at zero degrees obliquity.
Type III, Class 1C - Not less than 2850 ft (869 m) per cond against 12.7 mm
(0.50 caliber) mild steel core ball projectile at zero
degrees obliquity.
Type III, Class 2A - Not less than 1600 ft (487 m) per cond against 12.7 mm
(0.50 caliber) hard steel core armor piercing (AP)
projectile at 1000 meters range at zero degrees obliquity. Type III, Class 2B - Not less than 2000 ft (610 m) per cond against 12.7 mm
(0.50 caliber) hard steel core armor piercing (AP)
projectile at 500 meters range at zero degrees obliquity. Type III, Class 2C - Not less than 2850 ft (869 m) per cond against 12.7 mm
(0.50 caliber) hard steel core armor piercing (AP)
projectile at zero degrees obliquity.
Type III, Class 3 - Not less than 4000 ft (1219 m) per cond against 12.7 mm
(0.50 caliber) heavy density core sabot launched armor
piercing (SLAP) projectile at zero degrees obliquity.
Type IV, Class 1 - Not less than 3250 ft (991 m) per cond against 14.5 mm hard steel
core armor piercing incendiary (API) B32
projectile at zero degrees obliquity.
Type IV, Class 2 - Not less than 3250 ft (991 m) per cond against 14.5 mm hard steel core armor piercing incendiary (API) BS-41
projectile at zero degrees obliquity.
3.4.2 Ballistic deformation. Unless otherwi specified in the contract or purcha order (e 6.2), the ballistic deformation of the back surface of the armor test specimen shall not exceed 1.73 in.(44 mm).
3.4.3 Areal density. The areal density or armor asmbly weight shall be as specified by the procuring activity (e 6.2).
3.5 Environmental requirements.
3.5.1 Vibration. The composite armor shall withstand expected dynamic
vibrational stress encountered in the rvice environment.
3.5.2 Temperature. The composite armor shall be both structurally and
ballistically (e 3.4.1) functional within the temperature range -60o F to
160o F (-51o C to 71o C). Composite armor intended for u around hot components such as engines and transmissions shall also be functional at temperatures up to 320o F (160o C).
3.5.3 Acceleration. The composite armor shall maintain structural integrity without degradation and shall sustain no physical damage when expod to acceleration levels up to 12g.光棍节英语怎么说
3.5.4 Fluid resistance. The composite armor shall maintain structural and ballistic integrity after immersion in jet fuel, oil, and water.
3.5.5 Humidity. The composite armor shall maintain structural integrity without degradation when expod to 95% relative humidity.
3.5.6 Adhesion of the spall cover. If a spall cover is to be ud there shall be no visible peeling of the tab formed on the spall cover.
3.6 Identification marking. The manufacturer's code (part) number, contract number, rial number, date of manufacture, national stock number, type and
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class of material, and the number of this specification shall be permanently marked in the location specified by the procuring activity (e 6.2).
4. VERIFICATION
4.1 Verification alternatives. Alternative test methods, techniques, or equipment, including the application of statistical process control, tool control, or cost effective sampling procedures may be propod by the
contractor. Acceptable alternative verification approaches shall be identified
in the contract.
4.2 Classification of inspection. The inspection requirements specified herein are classified as follows:
a. First article inspection (e 4.2.1)
b. Conformance inspection (e 4.2.2)
