• Valve qia, qia txiv ntoo, packing, stuffing box thiab packing caj pas
    Apr 08, 2024
    Valve qia, qia txiv ntoo, packing, stuffing box thiab packing caj pas
    Valve qia---Qhov chaw uas xa qhov qhib thiab kaw quab yuam rau qhov qhib thiab kaw qhov qia txiv ntoo---Tej yam uas tsim ib khub kinematic nrog lub va
  • Valve lub kaus mom, qhib thiab kaw qhov chaw thiab lub rooj zaum valve
    Apr 07, 2024
    Valve lub kaus mom, qhib thiab kaw qhov chaw thiab lub rooj zaum valve
    Lub valve bonnet txuas nrog lub valve lub cev ib los ntawm ib qho thiab ua ke nrog lub valve lub cev (los yog los ntawm lwm qhov chaw, xws li diaphrag
  • Dab tsi yog lub cev valve
    Apr 07, 2024
    Dab tsi yog lub cev valve
    Lub cev lub cev yog txuas ncaj qha mus rau lub raj xa dej (lossis cov khoom siv) ib qho los ntawm ib qho thiab ua ib feem ntawm qhov nruab nrab ntws c
  • Lub hauv paus qauv ntawm lub rooj vag valve
    Apr 07, 2024
    Lub hauv paus qauv ntawm lub rooj vag valve
    Valve lub cev Valve phaj Valve lub rooj Valve qia Upper foob lub rooj Valve bonnet Packing gland Packing phaj Bracket Valve qia txiv ntoo
  • Common flow yam ntxwv
    Apr 07, 2024
    Common flow yam ntxwv
    1) Cov yam ntxwv ntawm cov dej ntws tawm hais txog kev sib raug zoo ntawm cov txheeb ze ntawm lub valve thiab qhov sib txheeb qhib, uas yog, qhov kev
  • Flow coefficient thiab flow yam ntxwv
    Apr 07, 2024
    Flow coefficient thiab flow yam ntxwv
    Flow Coefficient Lub ndlwg coefficient ntawm lub valve yog ib qho tseem ceeb ntawm kev ntsuas lub peev xwm ntawm lub valve. Qhov loj ntawm qhov ntws c
  • Common Valve Pressure-Temperature Rating Standards
    Mar 29, 2024
    Common Valve Pressure-Temperature Rating Standards
    1) Tuam Tshoj siab-kub ntsuas tus qauv "Steel Valves - General Requirements" GB/T 12224 "Steel Pipe Flange Technical Conditions" GB/T 9124 "Power Stat
  • Kev ntsuas kub-siab
    Mar 29, 2024
    Kev ntsuas kub-siab
    Kev ntsuas kub-kub: yog hais txog qhov siab tshaj plaws tso cai ua haujlwm siab tshaj tawm raws li ntsuas qhov ntsuas kub ntawm qhov ntsuas kub. Raws
  • Nominal siab (PN / chav kawm / K qib)
    Mar 26, 2024
    Nominal siab (PN / chav kawm / K qib)
    GB/T 1048-2005 "Txhais thiab Xaiv Cov Piping Cheebtsam PN (Nominal Pressure)" yog txhais raws li hauv qab no: Nominal Pressure: Ib qho alphanumeric de
  • Nominal Dia
    Mar 26, 2024
    Nominal Dia
    GB/T 1047-2005 "Pipeline Cheebtsam DN (Lub ntsiab lus thiab xaiv ntawm Nominal Dimensions)" yog txhais raws li hauv qab no: Qhov loj me nominal yog ib
  • Feem ntau siv txawv teb chaws valve standard codes
    Mar 26, 2024
    Feem ntau siv txawv teb chaws valve standard codes
    International Standard ISO American National Standard ANSI American Petroleum Institute Standard API American Society for Testing thiab Materials ASTM
  • Hauv tsev feem ntau siv valve standard codes
    Mar 26, 2024
    Hauv tsev feem ntau siv valve standard codes
    GB National standard JB Machinery Industry Standard HG Chemical Industry Standard SY Petroleum Industry Standard SH Sinopec Corporation Standard EJ Nu
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