Home / Standards / GB 4234.7-2024 GB 4234.7-2024 Upcoming Implants for surgery—Metallic materials—Part 7: Forgeable and cold-formed cobalt-chromium-nickel-molybdenum-iron alloy 外科植入物 金属材料 第7部分:可锻和冷加工的钴-铬-镍-钼-铁合金 Standard Type GB ICS 11.040.40 CCS C35 Status 即将实施 Issue Date 2024-10-28 Implementation 2026-11-01 Responsible Dept 国家药监局 Drafting Unit N/A