Material: ASTM F 563 R30563 Description: Standard Specification for Cobalt-20Nickel-20Chromium-3.5Molybdenum- 3.5Tungsten- 5Iron Alloy for Surgical Implant Applications Group Name: Non-Ferrous Cobalt Alloys Sub Group: ASTM F 563 R30563 Cobalt-20Nickel-20Chromium-3.5Molybdenum- 3.5Tungsten-5Iron Alloy for Surgical Implant Applications Application: Intended for Valve, Pump, General Engineering, Automotive, Medical and other Industries Standard: AS-AUSTRALIA