GB/T 5310-2017 ke tlhaloso ea tekheniki bakeng sa liphaephe tsa tšepe tse se nang sekoli bakeng sa li-boiler tse nang le khatello e phahameng ho latela maemo a naha a Chaena. E sebetsa ho etseng li-boiler tsa mouoane, liphaephe le lisebelisoa tse ling tse sebetsang ka khatello e phahameng le ho feta.
Tekanyetso ena e akaretsa mefuta e fapaneng ya ditshipi tsa alloy, tseo ho tsona 12CrMoG le 15CrMoG e leng ditshipi tse pedi tsa alloy tse sebediswang haholo tse nang le ditshebediso tse pharalletseng le melemo e meholo.
12CrMoGke tšepe ea motsoako oa chromium-molybdenum e nang le khanyetso e ntle ea mocheso o phahameng le khanyetso ea oxidation. E loketse li-superheater tsa boiler, li-reheater, liphaephe tsa mouoane, le likarolo tse ling tse sebetsang mochesong o ka tlase ho 540°C. Melemo ea eona e kenyelletsa matla a phahameng a ho hloa le matla a mamello, le bokhoni ba ho boloka thepa e tsitsitseng ea mechini tlas'a maemo a mocheso o phahameng le a khatello e phahameng. E boetse e na le bokhoni bo botle ba ho tjheseletsa le ho sebetsa hantle, e leng se etsang hore ho be bonolo ho e etsa le ho e kenya.

15CrMoGke tšepe e 'ngoe ea motsoako oa chromium-molybdenum e nang le ts'ebetso e phahameng ho feta 12CrMoG. E loketse likarolo tsa boiler tse nang le khatello e phahameng tse sebetsang mochesong o ka tlase ho 550°C. Thepa ena e fana ka matla a phahameng a mocheso o phahameng le khanyetso ea oxidation, e leng se etsang hore e tšoanelehe haholo bakeng sa ho etsa likarolo tsa bohlokoa tse kang lihlooho tsa boiler le liphaephe tse kholo tsa mouoane. 15CrMoG e boetse e na le khanyetso e ntle ea ho hanyetsa hydrogen, e thibelang ho senyeha ha thepa ka katleho libakeng tsa haedrojene tse nang le mocheso o phahameng le khatello e phahameng le ho lelefatsa bophelo ba lisebelisoa.

Litšepe tsena tse peli tsa motsoako li sebelisoa haholo lisebelisoa tse nang le mocheso o phahameng, khatello e phahameng indastering ea motlakase, petrochemical le lik'hemik'hale. Melemo ea tsona e bonahala haholo-holo likarolong tse latelang: Ea pele, li bontša thepa e ntle ea mechini e nang le mocheso o phahameng, e li nolofalletsang ho mamella maemo a ts'ebetso a mocheso o phahameng le khatello e phahameng ea nako e telele; ea bobeli, li bontša botsitso bo botle ba microstructure, e leng se etsang hore li se ke tsa angoa habonolo ke ho senyeha ha sebopeho nakong ea ts'ebeletso ea nako e telele; ea boraro, li bontša ho tjheseletsa le ho sebetsa hantle haholo, li nolofatsa tlhahiso le tlhokomelo; 'me qetellong, tšebeliso ea tsona e ntlafatsa polokeho le ts'epo ea lisebelisoa haholo, e fokotsa nako ea ho sebetsa le tlhokomelo, 'me e fokotsa litšenyehelo tsa ts'ebetso.

Litšepe tse ling tsa alloy tse sebetsang hantle le tsona lia fumaneha ho fihlela litlhoko tsa maemo a fapaneng a mocheso, khatello le a senyang.

20G(Tšepe ea Khabone)
Leha 20G e se tšepe ea motsoako, ke thepa ea bohlokoa e thathamisitsoeng ho GB/T 5310-2017 e le tšepe ea sebopeho sa khabone ea boleng bo holimo, e sebelisoang haholo-holo likarolong tsa boiler tsa mocheso o tlase joalo ka li-economizer le li-superheater tsa mocheso o tlase. Melemo ea eona e kenyelletsa litšenyehelo tse tlase le thepa e ntle ea ho sebetsa le ho tjheseletsa. E loketse liphaephe tsa boiler tsa khatello e mahareng le e tlase tse nang le mocheso o sa feteng 450°C.
12Cr1MoVG
12Cr1MoVG ke tšepe ea motsoako oa chromium-molybdenum-vanadium e nang le matla a phahameng a mocheso o phahameng le khanyetso ea oxidation ha e bapisoa le 12CrMoG le 15CrMoG. Ho eketsoa ha vanadium ho ntlafatsa matla a ho thekesela le matla a mamello a thepa, ho e nolofalletsa ho boloka ts'ebetso e tsitsitseng libakeng tse nang le mocheso o phahameng oa nako e telele. 12Cr1MoVG e loketse li-superheater tsa boiler tse nang le khatello e phahameng, li-reheater, le liphaephe tse kholo tsa mouoane tse nang le mocheso o sebetsang ka tlase ho 570°C.
25MnG(Tšepe e Tlase ea Manganese)
25MnG ke tšepe e nang le motsoako o tlase e nang le dikahare tse ngata tsa manganese, e fanang ka matla a ntlafetseng le ho tiea ha e bapiswa le 20G. E na le matla a ho hlahisa chai a hodimo le matla a ho thapolla ha e ntse e boloka bokgoni bo botle ba ho weld. 25MnG e loketse dikarolo tsa boiler tse nang le mocheso o phahameng hanyane wa tshebetso, jwalo ka diphaephe tsa superheater le diphaephe tsa mouoane ka hara diboiler tse nang le kgatello e mahareng. Mocheso wa yona wa tshebetso hangata ha o fete 480°C. Bakeng sa dikarolo tsa boiler tse nang le ditlhoko tse tlase tsa mocheso, tshepe ya khabone ya 20G e kgethwa ka lebaka la tshebetso ya yona e theko e tlase. Ha mocheso o atamela 450°C, 25MnG ke kgetho. Bakeng sa mocheso o pakeng tsa 450-500°C, 15MoG e kgothaletswa. Bakeng sa mocheso o pakeng tsa 500-530°C, 20MoG ke kgetho e loketseng haholoanyane. Dikereiti tsena tse seng tsa motsoako le tse nang le motsoako o tlase, tse kopantsweng le tshepe e nang le motsoako o phahameng, di ka ntlafatsa ditjeo tsa tlhahiso ya boiler ha di ntse di boloka tshebetso.