This specification covers the chemical, mechanical, and metallurgical requirements for wrought nitrogen strengthened 11manganese-17chromium-3molybdenum (UNS S29225) low-nickel stainless steel alloy bars and wires for surgical implants. The alloys shall be furnished in the annealed or cold-worked condition, and finished cold-drawn, pickled, ground, ground and polished, or as specified by the purchaser. Mechanical properties to which the alloys shall conform are ultimate tensile strength, yield strength, elongation, and reduction of area.

1.1 This specification covers the chemical, mechanical, and metallurgical requirements for wrought nitrogen strengthened 11manganese-17chromium-3molybdenum low-nickel stainless steel alloy bar and wire for surgical implants.

1.2 As of the time of the original approval of this specification no product utilizing this alloy had been approved through a 510(k) submission.

1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.