ASME

ASME

  • ASME B16.3

    18
    05

    ASME B16.3

    Malleable Iron Threaded Fittings Classes 150 and 300...

  • ASME B1.20.1

    18
    05

    ASME B1.20.1

    Pipe Threads, General Purpose (Inch) 通用管螺纹(英制)...