I-valve yepulaki yesihlalo esithambile esinemikhono yezimboni esezingeni eliphezulu ethengiswa kakhulu Umkhiqizi wasefektri waseChina
Iyini ivalvu yepulaki enemikhono yesihlalo ethambile?
Ivalvu yepulaki enemikhono yesihlalo ethambileYakhelwe ngokusebenzisa ipulaki enembobo edlulayo njengezingxenye zokuvula nokuvala, ukujikeleza ngesiqu ukuze kufezwe isenzo sokuvula nokuvala sevalvu yepulaki. Ivalvu yepulaki yesleeve yokuvala ethambile ifakiwe ngesakhiwo esilula, ukuvulwa nokuvala okusheshayo, ukumelana nokugeleza okuncane, ukulungiswa okulula, ukusebenza kahle kokuvala, njll. Ivalvu yepulaki yesleeve yokuvala ethambile ivalwe ngendawo yokuvala ezungeze isleeve. Isivikelo sezindebe zensimbi esingu-360° esiyingqayizivele, ivalvu yepulaki yesleeve yokuvala ethambile ayinayo imbobo yokuqongelela okuphakathi nendawo, ilip yensimbi inikeza umsebenzi wokuzihlanza lapho ivalvu yepulaki yesleeve iphenduka, ivalvu yepulaki yesleeve yokuvala ethambile ifanele ukusika noma ukuxhuma ipayipi ngaphansi kwengcindezi evamile.
Izici eziyinhloko zevalvu yepulaki enemikhono yesihlalo ethambile
izici nezinzuzo zevalvu yepulaki enemikhono yesihlalo ethambile
- 1. Umkhiqizo unesakhiwo esinengqondo, ukuvalwa okuthembekile, ukusebenza okuhle kakhulu kanye nokubukeka okuhle.
- 2.Ukuvalwa kwayo kutholakala ngobuso bokuvala obuzungeze isikhafu. Ine-edge yensimbi engu-360 degree eyingqayizivele yokuvikela nokulungisa isikhafu.
- 3. Umphetho wensimbi uhlinzeka ngomsebenzi wokuzihlanza lapho ipulaki ijikeleziswa, osebenza esimweni sokusebenza esinobuthi futhi esilungele ukungcoliswa.
- 4. Akukho mgodi ku-valve wokuqongelela okuphakathi.
Imininingwane yobuchwepheshe yevalvu yepulaki enemikhono yesihlalo esithambile
2) Uchungechunge lwe-DIN/EN
| Ukuklama nokukhiqiza | I-API 599, i-API 6D |
| Usayizi Ojwayelekile | DN15-DN350 |
| Isilinganiso Sokucindezela | I-PN16-PN63 |
| Qeda uxhumano | I-Flange (RF, FF, RTJ), I-Butt Welded (BW), I-Socket Welded (SW) |
| Isilinganiso sokushisa kwengcindezi | I-ASME B16.34 |
| Ubukhulu bobuso nobuso | I-DIN3202 F1/F4/F5 |
| Ubukhulu be-Flange | EN1092-1 |
| Ukushisela izinqe | I-ASME B16.25 |
Wonke ama-valve aklanyelwe ukuhambisana nezidingo ze-ASME B16.34, kanye nezidingo zamakhasimende njengoba kufanele.
Ukusetshenziswa kwevalvu yepulaki enemikhono yesihlalo ethambile
ivalvu yepulaki enemikhono yesihlalo esithambileisetshenziswa ezimbonini ezahlukahlukene ezifana nephethiloli, imboni yamakhemikhali, ikhemisi, umanyolo wamakhemikhali, imboni yamandla njll. ngaphansi kwengcindezi ejwayelekile ye-PN1.6-16MP, kanye namazinga okushisa okusebenza angu--20~180°C koketshezi oluhlukahlukene.
- *uketshezi olunamandla aphezulu
- *uketshezi oluvuthayo
- *uketshezi olunezinhlayiya eziqinile
- *uketshezi oluyi-cryogenic
- *ama-asidi / isisekelo / izindlela zobudlova
- *amagesi anezinhlayiya eziqinile







