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GB/T 34475-2017 尿素級(jí)奧氏體不銹鋼棒 Urea grade austenitic stainless steel bars2023-09-21

ASTM A890/A890M-2018 通用鐵-鉻-鎳-鉬耐腐蝕雙聯(lián)(奧氏體/鐵素體)鑄件規(guī)格 Standard Specification for Castings,Ir...2023-07-22

ASTM A403/A403M-2020 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings2023-07-10

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