Technical Specifications

(AMERICAN SOCIETY OF MECHANICAL ENGINEERS)

ASME (AMERICAN SOCIETY OF MECHANICAL ENGINEERS):

  • ASME B31.1: Power Piping.
  • ASME B31.3: Process Piping.
  • ASME B1.1: Unified Inch Screw Threads.
  • ASME B1.20.1: Pipe Threads, General Purpose (Inch).
  • ASME B16.5: Piping Flanges and Flanged Fittings.
  • ASME B16.9: Factory Made Wrought Steel Butt Welding Fittings.
  • ASME B16.10: Face to Face and End to End dimensions of Valves.
  • ASME B16.11: Forged Fittings, Socket Welding and Threaded.
  • ASME B16.20: Metallic Gasket for Pipe Flanges-Ring Type Joint, Spiral Wound and Jacketed.
  • ASME B16.21: Non Metallic Gaskets for Pipe Flanges.
  • ASME B16.25: Butt Welding Ends.
  • ASME B16.34: Valves-Flanged, Threaded and Welding End.
  • ASME B18.2.1: Square and Hex. Bolts and Screws. (Inch Series).
  • ASME B18.2.2: Square and Hex. Nuts. (Inch Series).
  • ASME B36.10: Welded and Seamless Wrought Steel Pipe.
  • ASME B36.19: Stainless Steel Pipe.
  • ASME B46.1: Surface Texture. (Surface Roughness, Waviness and Lay).

AMERICAN BOILER AND PRESSURE VESSEL CODE: 

  • ASME Section VIII: Rules for Construction of Pressure Vessels.
  • ASME Section IX: Qualification Standard for Welding and Brazing Procedures, Welders, Brazers and Welding and Brazing Operators.

API (AMERICAN PETROLEUM INSTITUTE): 

  • API 5L: Specification for Line Pipe.
  • API 598: Valve Inspection and Testing.
  • API 600: Steel Gate Valves-Flanged and Butt Welding Ends and Bolted Bonnets.
  • API 602: Steel Gate, Globe and Check Valves for Size NPS 4 (DN100) and Smaller for Petroleum and Natural Gas Industries.
  • API 608: Metal Ball Valves-Flanged, Threaded and Welding End.

MSS (MANUFACTURER STANDARDIZATION SOCIETY): 

  • MSS-SP-25: Standard Marking System for Valves, Fittings, Flanges and Unions.
  • MSS-SP-44: Steel Pipeline Flanges.
  • MSS-SP-53: Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings and other Piping Components – Magnetic Particle Examination Method. (MPI).
  • MSS-SP-54: Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings and other Piping Components – Radiographic Examination Method. (RT).
  • MSS-SP-61: Pressure Testing of Valves.
  • MSS-SP-93: Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings and other Piping Components – Liquid Penetrant Examination Method. (LPT).
  • MSS-SP-94: Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings and other Piping Components – Ultrasonic Examination Method. (UT).
  • MSS-SP-99: Instrument Valves.
  • MSS-SP-137: Quality Standard for Positive Material Identification of Metal Valves, Flanges, Fittings and other Piping Components. (PMI).

BS (BRITISH STANDARD): 

  • BS 1873: Steel Globe and Globe Stop and Check Valves (Flanged and Butt Welding Ends) for Petroleum, Petrochemical and Allied Industries.
  • BS EN ISO 17292: Metal Ball Valves for Petroleum, Petrochemical and Allied Industries.
  • BS EN ISO 12266-1: Industrial Valves – Testing of Valves.
  • BS EN ISO 12266-2: Industrial Valves – Testing of Valves.
  • BS 3799: Specification for Steel Pipe Fittings, Screwed and Socket Welding for Petroleum Industry.
  • BS 4368: Metallic Tube Connectors for Fluid Power and General Use. Specification for Type Test Requirements.

OTHER: 

  • ASTM: American Society for Testing and Materials.
  • NACE: National Association of Corrosion Engineers.
  • ISO: International Organization for Standardization.

OTHER: 

  • ASTM: American Society for Testing and Materials.
  • NACE: National Association of Corrosion Engineers.
  • ISO: International Organization for Standardization.
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