This specification covers the chemical, mechanical, and metallurgical requirements for wrought nitrogen strengthened 22chromium-13nickel-5manganese-2.5molybdenum stainless steel alloy bar and wire for surgical implants (UNS S20910). Materials shall be tested and shall conform to chemical requirements such as chemical composition, and product analysis; metallurgical requirements such as inclusion; and mechanical requirements such as dimension, tensile strength, yield strength, elongation, and Brinell hardness.

1.1 This specification covers the chemical, mechanical, and metallurgical requirements for wrought nitrogen strengthened 22 chromium - 13 nickel - 5 manganese - 2.5 molybdenum stainless steel alloy bar and wire for surgical implants.

1.2 The values stated in inch-pound units are to be regarded as the standard. The SI equivalents of the inch-pound units may be approximate.