ASTM B131 - 17 - Standard Specification for Copper Alloy Bullet Jacket Cups
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ASTM B131 - 17

Standard Specification for Copper Alloy Bullet Jacket Cups

Status : Current   Published : April 2017



1.1 This specification establishes the requirements for bullet jacket preform cups produced of Copper Alloy UNS No. C22000 for processing into bullet jackets of the following types and classes:

1.1.1  Type I—Caliber 0.30.

1.1.2  Type II—Caliber 0.45.

1.1.3  Type III—Caliber 0.50.

1.1.4  Type IV—As specified in the contract or order.

1.1.5  Class I—Not annealed.

1.1.6  Class II—Annealed.

1.2  Units—The values stated in inch-pound units are to be regarded as standard, except for grain size, which is given in SI units. The values in parentheses are mathematical conversions to SI units, which are provided for information only and are not considered standard.

1.3  This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard NumberASTM B131 - 17
TitleStandard Specification for Copper Alloy Bullet Jacket Cups
Publication Date01 April 2017
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Descriptors Bullet jackets, Commercial bronze cups, UNS No. C22000
File Size90 KB

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