Li-valve tsa bolo tse lahletsoengfana ka dikgokelo tse sa feleng, tse sa dutleng ditsamaisong tsa bohlokwa tsa diphaephe. Ho utlwisisa phapang ya motheo pakeng tsa ho tjheseletsa di-solvent le ho tjheseletsa ka mocheso ho bohlokwa bakeng sa kgetho e nepahetseng ya di-valve:
| Paramethara | Li-valve tsa bolo ea solvent weld | Li-valve tsa bolo tsa Thermal Weld |
| Mokhoa oa Khokahano | Ho kopanngoa ha lik'hemik'hale tsa thermoplastics | Ho qhibiliha ha tšepe (TIG/MIG welding) |
| Lisebelisoa | PVC, CPVC, PP, PVDR | Tšepe e sa ruseng, tšepe ea khabone |
| Mocheso o Phahameng | 140°F (60°C) | 1200°F+ (650°C+) |
| Tekanyetso ea Khatello | Sehlopha sa 150 | Sehlopha sa 150-2500 |
| Likopo | Phetisetso ea lik'hemik'hale, kalafo ea metsi | Oli/khase, mouoane, mela e nang le khatello e phahameng |
Mefuta ea Valve ea Bolo e Welded e Hlalositsoeng
1. Li-valve tsa bolo tse welded ka botlalo
–Sebopeho: 'Mele oa monolithic o se nang li-flange/li-gasket
–Melemo: Tiisetso ea hore ha e lutle, bophelo ba tšebeletso ea lilemo tse fetang 30
–Maemo: ASME B16.34, API 6D
–Linyeoe tsa Tšebeliso: Liphaephe tsa ka tlas'a lefatše, lits'ebetso tsa ka tlas'a leoatle, liteishene tsa LNG
2. Li-valve tsa bolo tse se nang welded
–Moralo o Kopantsoeng: 'Mele o tjheseditsweng + bonete e nang le bolt
–Tlhokomelo: Ho nkela tiiso sebaka ntle le ho seha phaephe
–Liindasteri: Tlhahiso ea motlakase, ts'ebetso ea meriana
–Khatello: Sehlopha sa 600-1500
3. Li-valve tsa bolo tse welded tsa tšepe e sa hloekang
–Mekhahlelo: 316L, 304, duplex, super duplex
–Khanyetso ea ts'enyeho: E mamella li-chloride, li-acid, H₂S
–Lisetifikeiti: NACE MR0175 bakeng sa tšebeletso e bolila
–Likhetho tsa Bohloeki: 3A e lumellanang le lijo/likhemisi
Likopo tsa Liindasteri ka Mofuta
| Indasteri | Mofuta oa Valve o Khothaletsoang | Melemo ea Bohlokoa |
| Ts'ebetso ea Lik'hemik'hale | Li-valve tsa CPVC tsa ho welda tse qhibilihang | Ho hanyetsa asiti ea sulfuric |
| Oli le Khase | Li-valve tsa SS316 tse tjhitliloeng ka botlalo | Setifikeiti sa API 6FA se sireletsehileng mollong |
| Ho Futhumatsa Setereke | Li-valve tsa tšepe ea carbon tse se nang carbon | Khanyetso ea ho tšoha ha mocheso |
| Meriana | Li-valve tsa tšepe e sa hloekang ea bohloeki | Libaka tse bentšitsoeng ka motlakase |
NSW: Moetsi oa Valve ea Bolo ea Weld e Pakiloeng
E leSetifikeiti sa ISO 9001 le API 6Dmoetsi oa valve ea bolo ea weld, NSW e fana ka:
- Sebaka se sa Lekaneng: Li-valve tsa ½” ho isa ho 60″ (ANSI 150 – 2500)
– Ho Welding ka ho Ikhetha:
– Ho tjheseletsa ka hare ho potoloho bakeng sa ditshebediso tsa nyutlelie
– Kalafo ea cryogenic (-320°F/-196°C)
– Bokhoni ba ho penya ka ho chesa
– Botsebi ba Lintho tse bonahalang:
– Tšepe e sa ruseng ea ASTM A351 CF8M
– Alloy 20, Hastelloy, titanium
– Dikgetho tsa PTFE/PFA tse nang le mela
– Protokhole ea Teko:
– Teko ea ho lutla ha helium ka 100%
– Liteko tsa litulo tsa API 598
– Mesi e ntshang mosi e balehileng (ISO 15848-1)
Nako ea poso: Phuptjane-20-2025