Trunnion Mounted Pob Valve
Kev ua tau zoo Specification
| Siab | Kev ntsuas siab ntawm qhov kub thiab txias (MPa) | Siv tau qhov kub thiab txias | Siv tau nruab nrab
| |||
| Lub plhaub testing | High-pressure foob | Low-pressure foob | ||||
| Nominal ntsuam xyuas pressure(PN) | 1.6 | 2.4 | 1.76 ib | 0.6 | -29 ~ 121 ℃ | Natural gas, liquefied gas, thee gas, roj, dej, yuav tsum tau |
| 2.5 | 3.75 ib | 2.75 ib | 0.6 | |||
| 4.0 | 6.0 | 4.4 | 0.6 | |||
| 6.4 | 9.6 ib | 7.04 ib | 0.6 | |||
| 10.0 | 15.0 Nws | 11.0 Nws | 0.6 | |||
| 16.0 Nws | 24.0 Nws | 17.6 ib | 0.6 | |||
| Cov chav kawm siab (Class) | 150 | 2.94 ib | 2.16 | 0.6 | ||
| 300 | 7.67 ib | 5.62 ib | 0.6 | |||
| 400 | 10.2 | 7.48 ib | 0.6 | |||
| 600 | 15.3 | 11.23 Nws | 0.6 | |||
| 900 | 23.0 Nws | 16.85 Nws | 0.6 | |||
| 1500 | 39.0 Nws | 28.6 ib | 0.6 | |||
Technical Specification
| Design siv | GB | API | ASME | |
| Tus qauv tsim | GB / T12237 | API6D | ASME B16.34 | |
| Cov qauv ntev | Flanged kawg | GB / T12221 | API6D | ASME B16.10 |
| Welded kev twb kev txuas | GB / T12221 | |||
| Flanged kawgs | GB/T9113JB/T79 | ASME B16.5 | ||
| Butt-welding xaus | GB / T12224 | ASME B16.25 | ||
| Kuaj & tshuaj xyuas | GB/T13927 JB/T9092 | API6D | API 598 | |
Lus Cim: Qhov ntau thiab tsawg ntawm valve txuas flange thiab pob tw-welding terminas tuaj yeem tsim raws li cov neeg siv khoom xav tau.
Daim Ntawv Thov Khoom Loj
| Tsis muaj. | Accessy npee | Khoom siv | |
| GB | ASTM | ||
| 1 | Bonnet | WCB | A216-WB |
| 2 | Txiv ntseej | 45 | A194-2 H |
| 3 | Hauv qab cover | 25 | A105 |
| 4 | Gasket | PTFE.Graphite + stainless hlau | PTFE Graphite |
| 5 | Ntsia hlau | 35CrMoA | A193-B7 |
| 6 | Muab lub valve qia ** | 1 Cr13 | A276-410 |
| 7 | O Nplhaib | NBR | NBR |
| 8 | Gasket | PTFE.Graphite + stainless hlau | PTFE Graphite |
| 9 | Lub cev | WCB | A216-WB |
| 10 | Tshuab down yog sau rau hauv | 25 | A105 |
| 11 | Caij nplooj ntoos hlav | Inconelx-750 | Inconelx-750 |
| 12 | Rooj | 25+ ENP | A105+ ENP |
| 13 | Lub nplhaib sealing | PTFE | PTFE |
| 14 | “O”Nplhaib | NBR | NBR |
| 15 | Roj txhaj valve | Pob | Pob |
| 16 | Pob* | 25+ ENP | A105+ ENP |
| 17 | Qeb** | 1 Cr13 | A276-410 |
| 18 | Ntsiab | 45 | 1045 ib |
| 19 | Gasket | PTFE stainless hlau | PIB + 304 |
| 20 | “O”Nplhaib | NBR | NBR |
| 21 | Ntim cov ntaub ntawv | 25 | A105 |
| 22 | Ntsia hlau | 35CrMoA | A193-87 |
| 23 | Ntim lub rooj | 1 Cr13 | A276-410 |
| 24 | Ntim | PTFE;Carbon fiber, mos graphite | |
| 25 | Packing caj pas | WCB | A216-WB |
| 26 | Yawg | WCB | A216-WB |
| 27 | Kev sib txuas teeb | 45 | 1045 ib |
Lus Cim: Cov khoom siv ntawm qhov no hais txog kev tiv thaiv sulfur typo valve yog GB (12Cr18Ni9 + NIP) ASTM (A182-304 + NIP).
Cov khoom siv ntawm qhov no hais txog kev tiv thaiv sulfur hom valve yog GB (12Cr18Ni9) ASTM (A276-321).
Qhov loj ntawm lub valve series thiab cov ntaub ntawv ntawm sealing nto txawv raws li kev ua haujlwm tiag tiag thiab cov neeg siv khoom tshwj xeeb.
Cov khoom muaj feem xyuam
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