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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 I8212;Caliber 0.30.
1.1.2 Type II8212;Caliber 0.45.
1.1.3 Type III8212;Caliber 0.50.
1.1.4 Type IV8212;As specified in the contract or order.
1.1.5 Class I8212;Not annealed.
1.1.6 Class II8212;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.
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