ASTM B131-07 - 1.10.2007
 
1. Scope

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 The values stated in inch-pound units are the standard, except for grain size, which is given in SI units. Values in parentheses are for information only.

 
2. Referenced Documents

E478-24

Standard Test Methods for Chemical Analysis of Copper Alloys

B601-24

Standard Classification for Temper Designations for Copper and Copper Alloys—Wrought and Cast

E255-23

Standard Practice for Sampling Copper and Copper Alloys for the Determination of Chemical Composition

E112-25

Standard Test Methods for Determining Average Grain Size

E29-22

Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

E3-26

Standard Guide for Preparation of Metallographic Specimens

B846-24

Standard Terminology for Copper and Copper Alloys