Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
HG/T 21547-2016 |
(Pipe with steel plate, pad ring, 8 word blind plate series) 管道用钢制插板、垫环、8字盲板系列 |
China Chemical Industry
Standards Series steel pipe |
English PDF |
HG/T 20538-2016 |
(Lined steel pipes and fittings selection series) 衬塑钢管和管件选用系列 |
China Chemical Industry
Standards Series steel pipe |
English PDF |
SH/T 3405-2012 |
Series of steel pipe size in petrochemical industry 石油化工钢管尺寸系列 |
China Petrochemical Industry
Standards Series steel pipe |
English PDF |
HG/T 20553-2011 |
Selection series of steel pipe size for chemical piping 化工配管用无缝及焊接钢管尺寸选用系列 |
China Chemical Industry
Standards Series steel pipe |
English PDF |
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