Phaephe ea tšepe ea motsoako oa ASTM A335 Grade P9 ke phaephe ea tšepe ea motsoako oa chromium-molybdenum e entsoeng ka ho khetheha bakeng satšebeletso ea mocheso o phahameng le khatello e phahamengJwalo ka e nngwe ya dikereiti tsa alloy tsa Cr-Mo tse sebediswang haholo,ASTM A335 P9e bapala karolo ea bohlokoa tlhahisong ea motlakase, ts'ebetsong ea petrochemical, litsamaisong tsa liphaephe tsa ho hloekisa, liboiler le lisebelisoa tsa phetisetso ea mocheso.
Jwalo ka moetsi le morekisi ya nang le boiphihlelo,Womic Steel e ikhethile ka tlhahiso le phepelo ea liphaephe tsa tšepe tse se nang moalo tsa ASTM A335 P9., e fanang ka boleng bo tsitsitseng, ho latela ka botlalo litlhoko tsa ASTM A335, le phano e potlakileng e tšehetsoang ke thepa e tloaelehileng ea boholo bo tloaelehileng.
1. Semelo se Tloaelehileng le Boemo ba ASTM A335 P9
ASTM A335 ke tlhaloso e tloaelehileng e koahelangphaephe ea tšepe ea alloy ea ferritic e se nang seamless e reretsoeng tšebeletso ea mocheso o phahamengKa hara tekanyetso ena,ASTM A335 Kereiti P9e hlalosoa ke sebopeho sa eona sa lik'hemik'hale tse tloaelehileng tse ka bang9% Chromium le 1% Molybdenum, e e khethollang ho mefuta e tlase ea alloy e kang P5 kapa P11.
Ha ho bapisoa le liphaephe tsa tšepe ea carbon,Phaephe ea tšepe ea motsoako oa ASTM A335 P9e fana ka khanyetso e matlafalitsoeng ea oxidation, matla a ho thekesela le botsitso ba mocheso. Ha e bapisoa le limaraka tse tlase tsa motsoako oa chromium,A335 P9e fana ka khanyetso e ntlafetseng khahlanong le ho hola le ho senyeha ha sebopeho sa microstructure mochesong o phahameng.
2. Litšebeliso tse Tloaelehileng tsa Pipe ea Tšepe ea Alloy ea ASTM A335 P9
Liphaephe tsa ASTM A335 P9 li khethoa haholo-holo bakeng sa litsamaiso tse sebetsang tlas'amocheso o phahameng o tsoelang pele le khatello, moo ho tšepahala ha nako e telele ho leng bohlokoa.
Litšebeliso tse tloaelehileng tsaPhaephe ea tšepe ea motsoako oa ASTM A335 P9kenyeletsa:
- Liphaephe tse kholo tsa mouoane litsi tsa motlakase tsa mocheso le tsa potoloho e kopaneng
- Mekhoa ea liphaephe tsa Superheater le Reheater
- Lihlooho tsa mocheso o phahameng le li-manifold
- Liphaephe tsa ts'ebetso ea Petrochemical le ea ho hloekisa
- Li-exchange tsa mocheso li pepesehetse mocheso o phahameng
- Mekhoa ea liphaephe tsa khatello lifemeng tsa lik'hemik'hale
Litšebelisong tsena tsohle,ASTM A335 P9e ananeloa ka lebaka la bokhoni ba eona ba ho boloka matla a mechini le botsitso ba litekanyo nakong ea ho pepesehela mocheso nako e telele.
3. Litšobotsi tsa Tšepe tsa ASTM A335 P9
Tshebetso eaPhaephe ea tšepe ea motsoako oa ASTM A335 Kereiti ea P9e amana haufi-ufi le moralo oa eona oa tšepe.
Chromium hoA335 P9e eketsa khanyetso ea oxidation 'me e theha li-carbide tse tsitsitseng tse ntlafatsang matla a mocheso o phahameng. Molybdenum e thusa khanyetso ea ho thekesela 'me e fokotsa tšekamelo ea ho nolofala nakong ea ts'ebeletso e telele. Hammoho, likarolo tsena tsa ho kopanya li fana kaPhaephe ea tšepe ea motsoako oa ASTM A335 P9ho hanyetsa mokhathala o matla le ho senyeha ha sebopeho sa microstructure.
Kalafo e nepahetseng ea mocheso e bohlokoa ho nts'etsapele litšobotsi tsena ka botlalo, e leng se etsang hore taolo ea ts'ebetso e be ntlha ea bohlokoa hoTlhahiso ea liphaephe tsa A335 P9.
4. Ts'ebetso ea Tlhahiso ea Liphaephe tse se nang Seam tsa ASTM A335 P9
Ho Womic Steel,Liphaephe tsa tšepe tse se nang mohele tsa ASTM A335 P9li hlahisoa ka ho sebelisa tsela ea tlhahiso e laoloang ka hloko e etselitsoeng ho fihlela litlhoko tse tloaelehileng le tse ikhethileng tsa projeke.
Tshebetso ya tlhahiso hangata e kenyeletsa:
l Khetho ea li-billets tsa tšepe tse kopantsoeng tse tšoanelehang tse lumellanang hantle le k'hemistri ea ASTM A335 P9
l Ho phunya ka mocheso ho etsa likhetla tse se nang letho
l Hot rolling kapa extrusion e chesang ho fihlela litekanyo tse shebiloeng
l Ho lekanya boholo le ho otlolla hantle
l Phekolo ea mocheso e tlamang ho latela ASTM A335
Tlhahlobo ea ho qetela, liteko le ho tšoaea
Ts'ebetso ena e se nang moedi e netefatsa botenya ba lebota bo lekanang, ho tsitsisa ho hoholo, le thepa e tsitsitseng ea mechini ho pholletsa le bolelele bohle baPhaephe ea ASTM A335 P9.
5. Litlhoko tsa Kalafo ea Mocheso bakeng sa ASTM A335 P9
Kalafo ea mocheso ke e 'ngoe ea mehato ea bohlokoa ka ho fetisisa tlhahisong eaPhaephe ea tšepe ea motsoako oa ASTM A335 Kereiti ea P9.
Ho ea ka ASTM A335,Liphaephe tsa A335 P9hangata li fanoa ka har'ae tloaelehileng le e halefisitsoeng (N&T)boemo. Ts'ebetso ea ho lokisa e ntlafatsa sebopeho sa lithollo, ha ho bebofatsa ho fetola ho thatafala le ho tiea ho latela tekanyo e hlokahalang.
Kalafo e nepahetseng ea mocheso e netefatsa horePhaephe ea tšepe ea motsoako oa ASTM A335 P9e finyella:
l Matla a tsitsitseng a ho tensile
l Ho ductility e lekaneng
l Ntlafetse ho hanela ho thekesela
l Botsitso ba microstructural ba nako e telele mochesong o phahameng
Womic Steel e laola mocheso o futhumatsang ka tieo, nako ea ho boloka, le sekhahla sa ho pholisa ho netefatsa liphetho tse tsitsitseng bakeng sa sehlopha se seng le se seng saLiphaephe tsa A335 P9.
6. Mefuta e fapaneng le Bokhoni ba Phepelo
Lisebelisoa tsa tšepe tsa WomicLiphaephe tse se nang mohele tsa ASTM A335 P9ka tekanyo e pharaletseng e loketseng lits'ebetso tse ngata tsa indasteri.
Bophara ba Kantle: ho tloha ho liphaephe tse nyane ho isa ho tse kholo
l Wall botenya: SCH letoto kapa botenya customized
l Bolelele: bolelele bo sa reroang, bolelele bo tsitsitseng, kapa bo ikhethileng ba projeke
Tlhahiso e tloaelehileng le moralo oa thepa li lumella Womic Steel ho e hlokomelasetoko sa boholo bo tloaelehileng ba liphaephe tsa ASTM A335 P9, e fokotsang haholo nako ea ho etella pele bakeng sa litlhoko tse potlakileng.
7. Taolo ea Boleng le Tlhahlobo ea Liphaephe tsa ASTM A335 P9
Netefatso ea boleng e kenyelelitsoe nakong eohle ea tlhahiso eaLiphaephe tsa tšepe tsa motsoako oa ASTM A335 P9.
Tlhahlobo le liteko li kenyelletsa:
Tlhahlobo ea metsoako ea lik'hemik'hale ho netefatsa litaba tsa Cr le Mo
Teko ea tensile le liteko tsa ho thatafala
Teko ea hydrostatic kapa teko e sa senyeheng (UT / Eddy Current)
Tlhahlobo ea litekanyo le tlhahlobo ea pono
Tlhahlobo ea lirekoto tsa kalafo ea mocheso
Thomello ka 'ngoe eaPhaephe ea ASTM A335 P9e fuoa Litifikeiti tsa Teko ea Mill ho latela EN 10204 3.1, ho netefatsa hore e ka sala morao ka botlalo.
8. Litlhoko tsa ho lumellana ha ho tjheseletsa le tlhahiso
Phaephe ea tšepe ea motsoako oa ASTM A335 P9Hangata e tjheselletsoa nakong ea ho kenngoa. Ka lebaka la bongata ba motsoako oa eona, mekhoa e nepahetseng ea ho tjheseletsa ea hlokahala.
Hangata ho hlokahala ho futhumatsa, mocheso o laoloang oa interpass, le kalafo ea mocheso ea kamora ho weld (PWHT) ho boloka botšepehi baMekhoa ea liphaephe tsa A335 P9Womic Steel e fana ka tšehetso ea tekheniki mabapi le boitšoaro ba thepa le lintho tse lokelang ho nahanoa ka tlhahiso ha ho fanoa ka thepaLiphaephe tsa ASTM A335 P9bakeng sa merero e rarahaneng.
9. Molemo oa ho Romela le Nako ea ho Etella Pele ea Tlhahiso
E 'ngoe ea matla a bohlokoa a Womic Steel ke botšepehi ba ho fana ka thepaPhaephe ea tšepe ea motsoako oa ASTM A335 Kereiti ea P9.
l Setoko se tloaelehileng se fumaneha bakeng sa boholo bo tloaelehileng
l Bokhoni ba tlhahiso ea Fast-track ka nako ea pele e khutšoanyane joalo ka matsatsi a 30
l Kemiso e feto-fetohang bakeng sa litlhoko tse potlakileng tsa projeke
Motsoako ona oa thepa e bolokiloeng le katleho ea tlhahiso o lumella bareki ho khutsufatsa lipotoloho tsa theko bakeng saLiphaephe tsa ASTM A335 P9.
10. Ho paka le ho tsamaisa thepa lefatšeng ka bophara
Liphaephe tsa tšepe tsa motsoako oa ASTM A335 P9li tletse ka ho nahaneloa ka botlalo bakeng sa tšireletso ea mafome le polokeho ea lipalangoang.
Li-cap tsa ho qetela tsa liphaephe tsohle
l Pakete e kopantsoeng ka marapo a tšepe kapa litšehetso tsa lehong
l Hlakola matšoao a khethollang kereiti ea ASTM A335 P9 le linomoro tsa mocheso
l Thomello e nang le lijana kapa e nang le breakbulk ho latela boholo
Botsebi ba thepa ba Womic Steel bo netefatsa horeLiphaephe tsa ASTM A335 P9fihla libakeng tsa projeke li le boemong bo botle.
11. Hobaneng o lokela ho kgetha Womic Steel bakeng sa ASTM A335 P9 Alloy Steel Pipes
Phihlelo e ikhethang hoTlhahiso ea liphaephe tsa tšepe tsa motsoako oa ASTM A335 P9
l ho latela ka tieo maemo a ASTM A335
l Litokomane tse felletseng tsa boleng le taolo ea tlhahlobo
Ho fumaneha ha setoko le bokhoni ba tlhahiso ea matsatsi a 30 ka potlako
Tšehetso e tšepahalang ea lefats'e ka bophara ea thepa le ea kantle ho naha
Re motlotlo kalits'ebeletso tsa ho iketsetsa, lipotoloho tse potlakileng tsa tlhahisolenetweke ea lefats'e ea ho fana ka thepa, ho netefatsa hore litlhoko tsa hau tse ikhethileng li fihlelleha ka nepo le bokhabane.
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