✧ Tlhaloso
Thepa e na le ho tiea ho matla ho bolokehileng le ho ts'epahala, Kopano e qetellang setulo sa li-valve tsa heke ea seretse le heke e tiisitsoe ka mofuta o tšoanang oa Metal to Metal Sealing, phello ea eona ea ho tiisa e ntle, 'me e loketse ho buloa, Lipheletso tse peli tsa valve le liphaephe li hokahantsoe ke motsamao o chitja. Khokahano e tsamaisoang ea selikalikoe sa tiiso ea rabara joalo ka "O" ha se tlhokahalo e phahameng mabapi le ho otloloha ha lipheletsong tse peli tsa liphaephe, ts'ebetso ea eona ea tiiso e ntle haholo kamora ho kengoa.
Valofo ea heke ea Seretse, e nang le moralo o phahameng ka ho fetesisa e nang le ts'ebetso e nepahetseng le molao-motheo o netefalitsoeng li entsoe ho fihlela litlhoko tse thata tsa ho cheka lebaleng la oli la kajeno.
Belofo e lumellana le litekanyo tse tloaelehileng tsa flange le tekanyo ea khatello ea 3000 le 5000 PSI khatello ea ho sebetsa, boholo bo tloaelehileng ke 2 ", 3", 4 "," 4 "X5", 'me tšebeletso ea mocheso ho fihlela ho 400 ° F.
Khokahano ea pheletso ea Flanged-Mofuta ona oa khokahano ea pheletso ha o hloke ho fetola kapa ho tjheseletsa valve. Li-flange tsa RTJ tsa bohlokoa li hokahane le liphaephe tse tsamaellanang le liboutu le linate.
Khokahano ea Qetello e Felletseng - mofuta ona oa khokahano ea pheletso, eo hape e hlalosoang e le screwed, e loketse lits'ebetso ho fihla ho 7500PSI. Pipe ea mola(LP) le likhoele tsa 8RD lia fumaneha.
Butt Weld End Connections - mofuta ona oa likhokahano tsa pheletso o etsoa ho tsamaisana le khokahano ea weld pipe. Liphello tse peli tse beveled li kopantsoe hammoho 'me li cheselitsoe sebakeng sa tsona. Likhokahano tse cheselitsoeng li loketse ka ho fetisisa bakeng sa lits'ebetso moo ho sa hlokeheng ho tlosoa hangata ho tloha pipeline.
Tlhokomeliso ea Welding: Pele ho tjheseletsa, setulo le tiiso ea bonnet li tlameha ho tlosoa 'meleng oa valve.
✧ Tlhaloso
| Standard | API Spec 6A |
| Boholo ba lebitso | 2", 3", 4", 5*4" |
| Rate Khatello | 5000PSI ho 10000PSI |
| Boemo ba tlhahiso ea tlhahiso | NACE MR 0175 |
| Boemo ba mocheso | KU |
| Boemo ba lintho tse bonahalang | AA-HH |
| Boemo ba lintlha | PSL1-4 |
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