Iziqwenga ezithathu iValve yeBhola yokutywina ethambileyo
Inkcazo yokuSebenza
| Uxinzelelo | Uvavanyo loxinzelelo kwiqondo lobushushu elingaguqukiyo (MPa) | Ubushushu obusebenzayo | Isiphakathi esisebenzayo
| |||
| Iqokobhe tesinto | Isitywina soxinzelelo oluphezulu | Isitywina soxinzelelo oluphantsi | ||||
| Ireyithingi yesiqhelo preqinisekisa(PN) | 1.6 | 2.4 | 1.76 | 0.6 | -29 ~ 121℃ | Irhasi yendalo, irhasi engamalahle, irhasi yamalahle, ioyile, amanzi, imfuneko |
| 2.5 | 3.75 | 2.75 | 0.6 | |||
| 4.0 | 6.0 | 4.4 | 0.6 | |||
| 6.4 | 9.6 | 7.04 | 0.6 | |||
| 10.0 | 15.0 | 11.0 | 0.6 | |||
| 16.0 | 24.0 | 17.6 | 0.6 | |||
| Iiklasi zoxinzelelo (Udidi) | 150 | 2.94 | 2.16 | 0.6 | ||
| 300 | 7.67 | 5.62 | 0.6 | |||
| 400 | 10.2 | 7.48 | 0.6 | |||
| 600 | 15.3 | 11.23 | 0.6 | |||
| 900 | 23.0 | 16.85 | 0.6 | |||
| 1500 | 39.0 | 28.6 | 0.6 | |||
Inkcazo yobuGcisa
| Design ireferensi | GB | API | ASME | |
| Umgangatho woyilo | GB/T12237 | I-API6D | I-ASME B16.34 | |
| Ubude besakhiwo | Iziphelo eziFlanged | GB/T12221 | I-API6D | ASME B16.10 |
| Uqhagamshelo oludityanisiweyo | GB/T12221 | |||
| Ukuphela kweFlangeds | I-GB/T9113JB/T79 | I-ASME B16.5 | ||
| Butt-thinalding iphelile | GB/T12224 | I-ASME B16.25 | ||
| Uvavanyo & nokuhlola | I-GB/T13927 JB/T9092 | I-API6D | API598 | |
Qaphela:Iisayizi zevalvu edibanisa iflange kunye ne-butt-welding terminas zinokuyilwa ngokwemfuno yomthengi.
Ifomu yeMathiriyeli yezahlulo ezingundoqo (itywina elithambileyo)
| Hayi. | Accessory name | Izinto eziphathekayo | |
| GB | I-ASTM | ||
| 1 | Gasket | I-graphite + intsimbi engenasici | B12.10-304/FG |
| 2 | Isihlalo | PTFE | PTFE |
| 3 | Ibhonethi | 25 | A105 |
| 4 | Nut | 45 | I-A194-2H |
| 5 | Stud | 35CrMoA | I-A193-B7 |
| 6 | Umzimba | 25 | A105 |
| 7 | Ibhola* | 25+Cr | I-A105+Cr |
| 8 | Isiqu ** | 12Cr13 | A276-410 |
| 9 | Gasket | PTFE | PTFE |
| 10 | Ukupakisha isihlalo | 12Cr13 | A276-410 |
| 11 | Ukupakisha | Igraphite | Igraphite |
| 12 | Ukupakisha idlala | WCB | A216-WCB |
| 13 | Ibholt | 35CrMoA | I-A193-B7 |
| 14 | Indawo yokufumana iqhekeza | Q235A | A36 |
| 15 | Ring | 65Mn | I-AISI1566 |
| 16 | Phatha | KTH350-10 | A47-667Gr32510 |
Qaphela: Izinto eziphathekayo zale nxalenye malunga ne-valve ye-anti-sulphur typo yi-GB (12Cr18Ni9+ NIP) ASTM (A182-304 + NIP).
Izinto eziphathekayo zale nxalenye malunga ne-valve yohlobo lwe-anti-sulphur yi-GB (12Cr18Ni9) ASTM (A276-321).
Amacandelo amakhulu oluhlu lwevalvu kunye nezixhobo zokutywinwa komphezulu ziyahluka ngokwemeko yokwenyani yokusebenza kunye nemfuno ekhethekileyo yomthengi.
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