butt welding

  • API Slab Gate Valve

    API Slab Gate Valve

    Design and Manufacture:API 6D,ASME B 16.34

    Inspection and Test:API 598,API 6D

    End Flange dimension:ASME B16.5,MSS SP-44

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,API 6D

    Pressure-temperature ratings:ASME B16.34

  • API Knife Gate Valve

    API Knife Gate Valve

    Design and Manufacture:JB/T8691,MSS SP-81

    Face to face:GB/T15188.2,TAPPI TIS 405.8

    Flange ends dimension:ANSI B 16.5,GB/T79-94

    Inspection and Test:MSS SP-81,GB/T 13927 

  • API Class 600 & Class 900 gate valve

    API Class 600 & Class 900 gate valve

    Design and Manufacture:API 600,API 6D,JIS B2073-2083

    Inspection and Test:API 598,API 6D,JIS B2003,API 600

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,JIS B2002

    Pressure-temperature ratings:ASME B16.34

  • API Class 300 & JIS 20K gate valve

    API Class 300 & JIS 20K gate valve

    Design and Manufacture:API 600,API 6D,JIS B2073-2083

    Inspection and Test:API 598,API 6D,JIS B2003,API 600

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,JIS B2002

    Pressure-temperature ratings:ASME B16.34

  • API Class 150 & JIS 10K gate valve

    API Class 150 & JIS 10K gate valve

    Design and Manufacture:API 600,API 6D,JIS B2073-2083

    Inspection and Test:API 598,API 6D,JIS B2003,API 600

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,JIS B2002

    Pressure-temperature ratings:ASME B16.34

  • API Gate Valve

    API Gate Valve

    Design and Manufacture:API 600,API 6D,JIS B2073-2083

    Inspection and Test:API 598,API 6D,JIS B2003,API 600

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,JIS B2002

    Pressure-temperature ratings:ASME B16.34

  • API Class 1500 & 2500 gate valve

    API Class 1500 & 2500 gate valve

    Design and Manufacture:API 600,API 6D,JIS B2073-2083

    Inspection and Test:API 598,API 6D,JIS B2003,API 600

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Face to face:ASME B16.10,JIS B2002

    Pressure-temperature ratings:ASME B16.34

  • API Class 150 to 1500 forged steel Gate Valve

    API Class 150 to 1500 forged steel Gate Valve

    Design and Manufacture:API 602

    Inspection and Test:API 598

    Socket-weld dimension:ASME B16.11

    Threads end dimension:ASME B1.20.1

    End Flange dimension:ASME B16.5,JIS B2212-2214,ASME B16.47A,MSS SP-44,ASME B16.47B,API 605

    BW end dimension:ASME B16.25

    Pressure-temperature ratings:ASME B16.34