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ks:korean industrial standards
  • KS B 1522
  • KS B 1541
  • KS B 1543
  • Steel butt-welding pipe fittings for ordinary use and fuel gas
  • Steel butt-welding pipe fittings
  • Steel plate butt-welding pipe fittings
JIS : Japanese Industrial Standards
  • JIS B 2311
  • JIS B 2312
  • JIS B 2313
  • Steel butt-welding pipe fittings for ordinary use
  • Steel butt-welding pipe fittings
  • Steel plate butt-welding pipe fittings
ASTM : American Society for Testing and Materials
  • ASTM A105
  • Standard Specification for Carbon Steel Forgings for Piping Applications
  • ASTM A182
  • Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
  • ASTM A234
  • Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service
  • ASTM A350
  • Standard Specification for Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components
  • ASTM A403
  • Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
  • ASTM A420
  • Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service
  • ASTM A694
  • Standard Specification for Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service
  • ASTM A815
  • Standard Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings
  • ASTM A860
  • Standard Specification for Wrought High-Strength Ferritic Steel Butt-Welding Fittings
  • ASTM B363
  • Standard Specification for Seamless and Welded Unalloyed Titanium and Titanium Alloy Welding Fittings
  • ASTM B366
  • Standard Specification for Factory-Made Wrought Nickel and Nickel Alloy Fittings
ASME : American Society of Mechanical Engineers
  • ASME B16.9
  • ASME B16.25
  • ASME B31.1
  • ASME B31.3
  • ASME B36.10
  • ASME B36.19
  • Factory Made Wrought Buttwelding Fittings
  • Buttwelding Ends
  • Power Piping
  • Process Piping
  • Welded and Seamless Wrought Steel Pipe
  • Stainless Steel Pipe
ASME BPVC : ASME Boiler & Pressure Vessel Code
  • ASME SECTION Ⅱ
  • ASME SECTION Ⅲ
  • ASME SECTION Ⅴ
  • ASME SECTION Ⅷ
  • ASME SECTION Ⅸ
  • Material Specification
  • Rules for Construction of Nuclear Facility Components
  • Nondestructive Examination
  • Pressure Vessels
  • Welding and Brazing Qualification
MSS : Manufacturers Standardization Society of the Valve and Fittings Industry
  • MSS SP-25
  • Standard Marking System for Valves, Fittings, Flanges, and Unions
  • MSS SP-43
  • Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications
  • MSS SP-75
  • Specification for High-Test, Wrought, Butt-Welding Fittings
  • MSS SP-87
  • Factory-Made Butt-Welding Fittings for Class 1 Nuclear Piping Applications
API : American Petroleum Institute
  • API 5L
  • Line Pipe