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  • GB/T 34484.1-2017 熱處理鋼 第1部分：非合金鋼 Heat-treatable steels-Part 1 : Non-alloy steels ...2023-09-21
  • ASTM A1000/A1000M-2017 特種彈簧質(zhì)量級碳鋼絲及合金鋼絲規(guī)格 Standard Specification for Steel Wire,Carbon and A...2023-09-06
  • ASTM A668/A668M-2019 一般工業(yè)用碳素鋼和合金鋼鍛件規(guī)格 Standard Specification for Steel Forgings, Carbon and ...2023-07-13
  • ASTM A434/A434M-2015 經(jīng)淬火和回火的熱鍛或冷加工合金鋼棒材規(guī)格 Standard Specification for Steel Bars,Alloy,Ho...2023-05-16
  • ASTM F3329-2018 碳鋼和合金鋼公制鉚釘規(guī)格 Standard Specification for Carbon and Alloy Steel Metric Rivets...2023-04-24
  • SN/T 5400-2021 進出口鐵及非合金鋼初級產(chǎn)品檢驗規(guī)程2023-03-14
  • YB/T 4925-2021 立式連鑄合金鋼圓坯2023-03-10
  • JB/T 14048-2021 海工平臺傳動件合金鋼鍛件 技術(shù)條件2023-03-03
  • SN/T 5402-2021 進出口合金鋼初級產(chǎn)品檢驗規(guī)程2023-03-02
  • GB/T 41111-2021氣焊用非合金鋼及熱強鋼填充絲Rods for gas welding of non-alloy and creep-resisting steels...2022-10-26
  • GB/T 41162-2022特殊物理性能合金鋼鑄件Alloy steel castings with special physical properties2022-10-26
  • GB/T 41157.2-2022核電廠用緊固件 第2部分：碳鋼和合金鋼螺母Fasteners for nuclear power plants. Part 2-Nuts made ...2022-10-26
  • GB/T 41157.1-2022核電廠用緊固件 第1部分：合金鋼螺栓、螺釘和螺柱Fasteners for nuclear power plants. Part 1-Bolt...2022-10-26