Home / Standards / GB 29742-2026 GB 29742-2026 Upcoming Safety specification for magnesium and magnesium alloys smelting 镁及镁合金冶炼安全规范 Standard Type GB ICS 13.100 CCS H09 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 应急管理部 Drafting Unit N/A