工业化信息部
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螺丝资讯
工业化信息部制定12角头耐热锁紧螺母等436项国家标准
据工业和信息化部网站发布的《中华人民共和国工业和信息化部公告2019年 第29号》,工业和信息化部批准螺纹紧固件预涂粘附层技术条件 第3部分 密封涂层、12角头耐热锁紧螺母、12角头耐热螺栓、接地螺栓性能要求及试验方法等436项行业标准(标准编号、名称、主要内容及实施日期见附件),其中化工行业标准29项、石化行业标准13项、冶金行业标准48项、有色金属行业标准115项、建材行业标准12项、稀土行业标准11项、机械行业标准78项、制药装备行业标准7项、汽车行业标准13项、船舶行业标准7项、轻工行…
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