首页 > 标准下载>NF A49-201-1-2019 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1 : electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties免费下载
NF A49-201-1-2019 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1 : electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties NF A49-201-1-2019 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1 : electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties

NF A49-201-1-2019 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1 : electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties

  • 标准类别：
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  • 标准编号：NF A49-201-1-2019
  • 标准状态：现行
  • 更新时间：2023-11-15
  • 下载次数：次
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