This specification covers the chemical composition, mechanical, and metallurgical requirements for wrought nitrogen strengthened 21chromium-10nickel-3manganese-2.5molybdenum stainless steel alloy bars for use in surgical implants. The alloy bars shall be furnished in the annealed, medium hard, or hard condition, and shall be finished cold-drawn, pickled, ground, ground and polished, or as specified by the purchaser.

1.1 This specification covers the chemical, mechanical, and metallurgical requirements for wrought nitrogen strengthened 21chromium—10nickel—3manganese—2.5molybdenum stainless steel alloy bar for surgical implants.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.