1.1 This specification covers the chemical, mechanical, and metallurgical requirements for three wrought cobalt-28chromium-6molybdenum alloys used for surgical implants. The properties specified apply specifically to wrought bar, rod, and wire. 1.2 The values stated in inch-pound units are to be regarded as the standard. The SI equivalents in parentheses are for information only. |
E8/E8M-24 | Standard Test Methods for Tension Testing of Metallic Materials |
E29-22 | Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications |
E112-13(2021) | Standard Test Methods for Determining Average Grain Size |
E354-21e1 | Standard Test Methods for Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys (Includes all amendments and changes 2/23/2022). |
F75-23 | Standard Specification for Cobalt-28 Chromium-6 Molybdenum Alloy Castings and Casting Alloy for Surgical Implants (UNS R30075) |
F799-19 | Standard Specification for Cobalt-28 Chromium-6 Molybdenum Alloy Forgings for Surgical Implants (UNS R31537, R31538, R31539) |
E18-22 | Standard Test Methods for Rockwell Hardness of Metallic Materials |
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