GB 4234.9-2023
ActiveImplants for surgery—Metallic materials—Part 9: Wrought high nitrogen stainless steel
外科植入物 金属材料 第9部分：锻造高氮不锈钢
Application Summary AI generated
GB 4234.9-2023 specifies the chemical composition, mechanical properties, and testing requirements for wrought high nitrogen stainless steel used in surgical implants. This standard applies to the manufacturing of orthopedic implants such as bone plates, screws, and joint replacement components that require enhanced corrosion resistance and fatigue strength. It is primarily used by medical device manufacturers and testing laboratories to ensure material safety and performance in long-term human body implantation.
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