双相不锈钢法兰标准:

  • HG/T 20592-2009 钢制管法兰(PN系列)
  • HG/T 20615-2009 钢指管法兰(Class系列)
  • GB/T 9124.1-2019 钢制管法兰第1部分:PN系列
  • GB/T 9124.2-2019 钢制管法兰 第2部分:Class系列
  • GB/T 13402-2010 大直径钢制管法兰
  • NB/T 47021-2012 甲型平焊法兰
  • NB/T 47022-2012 乙型平焊法兰
  • NB/T 47023-2012 长颈对焊法兰
  • ASME B16.5 Pipe Flanges and Flanged Fittings (NPS 1/2 Through NPS 24 Metric/Inch Standard)
  • ASME B16.47 Large Diameter Steel Flanges (NPS 26 Through NPS 60 Metric/Inch Standard)
  • ASME B16.36 Orifice Flanges
  • ASME B16.48 Line Blanks
  • BS EN 1092-1 Flanges and their joints – Circular flanges for pipes, valves, fittings and accessories, PN designated – Part 1: Steel flanges

双相不锈钢管件标准:

  • GB/T 12459-2017 钢制对焊管件 类型与参数
  • SH/T 3408-2012 石油化工钢制对焊管件
  • GB/T 14383-2008 锻制承插焊和螺纹管件
  • GB/T 19326-2012 锻制承插焊、螺纹和对焊支管座
  • ASME B16.9 Factory-Made Wrought Buttwelding Fittings
  • ASME B16.49 Factory-Made Wrought Steel Buttwelding Induction Bends for Transportation and Distribution Systems
  • ASME B16.11 Forged Fittings, Socket-Welding and Threade
  • BS EN 10253-4 Butt-welding pipe fittings – Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements

双相不锈钢管子标准:

  • GB/T 21833.1-2020 奥氏体-铁素体型双相不锈钢无缝钢管 第1部分:热交换器用管
  • GB/T 21833.2-2020 奥氏体-铁素体型双相不锈钢无缝钢管 第2部分:流体输送用管
  • GB/T 21832.1-2018 奥氏体-铁素体型双相不锈钢焊接钢管 第1部分:热交换器用管
  • GB/T 21832.2-2018 奥氏体-铁素体型双相不锈钢焊接钢管 第2部分:流体输送用管
  • ASTM A789 Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
  • ASTM A790 Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
  • ASTM A928 Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal

如果您需要上面这些标准,请联系我。