China National Standards

China 4:Fabrication GB Standards List

  •  China "4:Fabrication" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 20801.4-2020 Pressure piping code—Industrial piping—Part 4:Fabrication and assembly
    压力管道规范 工业管道 第4部分:制作与安装    		 China National Standards
    4:Fabrication
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