Tcheke valv
Itilize pou anpeche repare, tiyo sa yo tipikman pwòp tèt ou-aktive ki pèmèt valv la otomatikman ouvè lè medya pase nan valv la nan direksyon an gen entansyon ak fèmen ta dwe koule ranvèse.Koule ki pa retounen nan balanse chèk valv, valv chèk fè jete, valv kalite gato, fil fini, fil chèk valv chèk, ak tiyo chèk chèk plat, ak flan chèk valv, ou.
Karakteristik konsepsyon
- Bolted bonnet ak gasket espiral-blesi
- Leve oswa Piston chèk la
- Chèk boul
- Chèk balanse
Espesifikasyon
- Design Debaz: API 602, ANSI B16.34
- Fen nan fen: DHV Creole
- Tès & Enspeksyon: API 598
- Vise fini (NPT) nan ANSI/ASME B1.20.1
- Sokèt Weld fini ASME B16.11
- Butt Weld fini ASME B16.25
- Bride fen: ANSI B16.5
Karakteristik si ou vle
- Jete asye, asye alyaj, asye pur
- Plen pò oswa pò regilye
- Soud bonnet oswa presyon sele bonnet
- Faktori NACE MR0175 sou demann
Tcheke lis materyèl valv la
| Separe | Estanda | Ba tanperati sèvis | Asye pur | Gwo tanperati sèvis | Sèvis tounen |
| Kò | ASTM A216-WCB | ASTM A352-LCC | ASTM A351-CF8 | ASTM A217-WC9 | ASTM A216-WCB |
| Kouvèti | ASTM A216-WCB | ASTM A352-LCC | ASTM A351-CF8 | ASTM A217-WC9 | ASTM A216-WCB |
| Disk | ASTM A217-CA15 | ASTM A352-LCC/316OVERLAY | ASTM A351-CF8 | ASTM A217-WC9/Stloverlay | ASTM A217-CA15-NC |
| Chànyè | Astma216-wcb | ASTM A352-LCC | ASTM A351-CF8 | ASTM A217-WC9 | ASTM A216-WCB |
| Chèz | ASTM A105/Stloverlay | ASTM A182-F316/Stloverlay | ASTM A182-F316/Stloverlay | ASTM A182-F22/Stloverlay | ASTM A105/Stloverlay |
| PIN charnyèr | ASTM A276-410 | ASTM A276-316 | ASTM A276-316 | ASTM A276-410 | ASTM A276-416-NC |
| Ploge PIN charnyèr | Asye kabòn | ASTM A276-316 | ASTM A276-316 | Asye pur | Asye kabòn |
| Machin pou lave | Asye pur | ASTM A276-316 | ASTM A276-316 | Asye pur | Asye pur |
| Nwa disk | ASTM A 276-420 | ASTM A276-316 | ASTM A276-316 | ASTM A276-420 | Asye pur |
| Machin pou lave disk | ASTM A 276-420 | ASTM A276-316 | ASTM A276-316 | ASTM A276-420 | Asye pur |
| Disk divize PIN | ASTM A 276-420 | ASTM A276-316 | ASTM A276-316 | ASTM A276-420 | Asye pur |
| Bonnetring jwenti | Asye mou | ASTM A276-316 | ASTM A276-316 | ASTM A276-304 | Asye mou |
| Bonnet Stud | ASTM A193-B7 | ASTM A320-L7M | ASTM A193 B8 | ASTM A193-B16 | ASTM A193-B7M |
| Bonnet nwa | ASTM A194-2H | ASTM A194-7M | ASTM A194 8 | ASTM A194-4 | ASTM A194-2hm |
| Riv | Asye mou | Asye kabòn | Asye pur | Asye kabòn | Asye kabòn |
| Non plak | Asye pur | Asye pur | Asye pur | Asye pur | Asye pur |
| Kwòk | Asye kabòn | Asye kabòn | Asye pur | Asye kabòn | Asye kabòn |
