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GB/T 34475-2017 尿素级奥氏体不锈钢棒 Urea grade austenitic stainless steel bars
2023-09-21
ASTM A890/A890M-2018 通用铁-铬-镍-钼耐腐蚀双联(奥氏体/铁素体)铸件规格 Standard Specification for Castings,Ir...
2023-07-22
ASTM A403/A403M-2020 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
2023-07-10
ASTM A790/A790M-2020 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pip...
2023-06-04
DIN 21057-11-2017 Pipe classes for process plants - Part 11: Technical delivery conditions for pipe compon...
2023-05-03
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