Kenyelletso
TheAstm A312 e sa silafatseng sh30815 253ma e nang le tšepe ea tšepeke afadi ea sesole sa Ausnitic e se nang mabili a tsoang ho hanyetsanang le eona e phahameng ho hanyetsa mochesong a mocheso o phahameng, thupelo le thepa e ntle haholo ea mocheso.253mae etselitsoe ka ho khetheha bakeng sa ts'ebeletso ea likopo tse hlokang tsitsipahla le phahameng, haholo-holo indasteri ea mollo le pheko ea phekolo ea phepelo ea mollo. Ho hanela ha eona e ikhethang ho honora, ho lema bokhoba, 'me ka kakaretso oxidation e ka tšeptjoang e e etsa boitsebiso bo ka tšeptjoang.
Sehlopha sena sa tšepe se nang le letsoalo se sebelisoa haholo likolong tsa mocheso o phahameng ebile o loketse lits'ebetso tseo matla a maholo a matla a nang le liphoso.
Litekanyetso le litlhaloso
TheAstm A312 e sa silafatseng sh30815 253ma e nang le tšepe ea tšepee entsoe ho latela litekanyetso tse latelang:
- Astm A312: TLHALOSO EA HO SE KE UA BONAHALA, e sekameng ebile e bata haholo e sebelitseng li-pipipi tsa ausnitic li sebetsa hantle
- Ha e na S30815: Tsamaiso e kopaneng ea lipalo bakeng sa lisebelisoa e supa sena e le sehlopha se se nang lijaki se se nang lijaki.
- En 10088-2: Tekanyetso ea Europe ea tšepe e nang le letsoai, e koahela litlhokahalo tsa pontsho ena, thepa ea bohlokoa le tlhahlobo.
Sebopeho sa lik'hemik'hale(% ka boima)
Sebopeho sa lik'hemik'hale sa253ma (ha e na S30815)e etselitsoe ho ikhanyetsa haholo ho oxidation le matla a mangata. Sebopeho se tloaelehileng se tjena:
| Element | Sebopeho (%) |
| Chromium (chre) | 20.00 - 23,00% |
| Nickel (NI) | 24.00 - 26.00% |
| Silicon (sil) | 1.50 - 2.50% |
| Manganese (MN) | 1.00 - 2.00% |
| Carbon (C) | ≤ 0.08% |
| Phosphorus (p) | ≤ 0.045% |
| Sulfur (s) | ≤ 0.030% |
| Nitrogen (n) | 0.10 - 0.30% |
| Iron (FA) | Balance |
Thepa ea thepa ea thepa: litšobotsi tsa bohlokoa
253ma. Sena se etsa hore e be e loketseng lits'ebetso libakeng tse feteletseng, tse kang botumo le phapanyetsano ea mocheso. Boitsebiso bo na le chromium ea chromium le nickel, ba hanyetsanang hamolemo ho oxidation ho fihlela la 1150 ° F (2100 f.
LITLHAKISO TSA 'Mele
- Letsoalo: 7.8 g / cm³
- Ntlha ea ho qhibiliha: 1390 ° C (2540 ° F)
- Ho Sebelisana le Pherekano: 15.5 w / m · h ho 100 ° C
- Mocheso o tobileng: 0,50 J / G * ka 100 ° C ·. ° C
- TLHOKOMELISO E MOLEMO: 0,73 μω bo ka 20 ° C
- Matla a tšepe: 570 MPA (bonyane)
- Ho hlahisa Matla: 240 mpa (bonyane)
- Emplation: 40% (bonyane)
- Hardness (Rockwell B): HRB 90 (boholo)
- Modululus oa Elasticity: 200 GPA
- Karolelano ea poisson:)0
- Khanyetso e ntle haholo ho oxidation e phahameng haholo, ho thekesela le ho ts'oana le ho ts'oaroa.
- Boloka matla le ho theha botsitso ho lithemparetjha tse fetang 1000 ° F).
- Tikoloho e phahameng ea ho hanyetsa tikoloho ea acidic le alkaline.
- Ho loants'a sebabole le chorineide-axcuped khatello ea maikutlo ea lijalo tsa khararo.
- E khona ho mamella libaka tse mabifi, e le hore e be e loketseng ts'ebetso ea lik'hemik'hale le lits'ebetso tse phahameng tsa mocheso.
Thepa ea Mechani
Ho hanyetsa
Ho itlhopakisa
Ts'ebetso ea Tlhahiso: BraftsManmahip bakeng sa ho nepahala
Tlhahiso ea253Ma li-papipe tsa tšepe tse se nang tšepeE latela mekhoa ea morao-rao ea tlhahiso ho netefatsa boleng bo phahameng le botumo:
- Tlhahiso e sa sebetseng ea PIPE: E hlahisoa ka ho hloka nako, mokhoa oa ho phunya, ho phunya robola le mela hape ho theha lipeipi tse se nang litsi tse nang le botenya ba lebota le tšoanang.
- Ts'ebetso ea ho sebetsa ka ho bata: Ho ts'oaroa ho bata kapa mekhoa ea maeto ho sebelisoa ho fihlela boholo ba likarolo tse hlakileng le tse boreleli.
- Phekolo ea mocheso: Lipopara tse kenang phekolo ea mocheso mochesong o tobileng ea ho ntlafatsa thepa ea bona ea mochini le tšebetso e phahameng.
- Ho thothomela le ho feta: Li-pipes li khomaretsoe ho tlosa li-Fiti tsa Skelet le tse fetisitsoeng ho netefatsa ho hanyetsa ka lebaka la ho le letšehali.
TLHOKOMELISO LE TLHOKOMELISO: Kholiseho ea boleng
Letlapa la wemic le latela protocol e thata ea ho netefatsa boleng bo phahameng ka ho fetisisa253Ma li-papipe tsa tšepe tse se nang tšepe:
- Tlhahlobo ea lik'hemik'hale ea lik'hemik'hale: E netefalitsoe ho sebelisa mekhoa ea Spectroscopic ho netefatsa hore aloy a kopana le lipina tse boletsoeng.
- Liteko tsa mochini: Tensiri, e thata ebile e ama tlhahlobo ea ho netefatsa ts'ebetso ea boitsebiso ka lithemparetjha tse fapaneng.
- Tlhatlhobo ea hydrostatic: Lipepipi li lekoa bakeng sa sekhoba sa khatello ho netefatsa ts'ebetso ea mahala ea mahala.
- Tlhahlobo e se nang thuso (NDT): E kenyelletsa laytrasonic, eddy hajoale, le dae e teteaneng ea ho bona bohato bofe kapa bofe ba kahare kapa bo holimo.
- Tlhahlobo ea bonono le ea botona le botšehali: Phala e 'ngoe le e' ngoe e hlahlojoa ka metsi, 'me ho nepahala ha matla ho hlahlojoa likhakanyo.
Bakeng sa tlhaiso-leseling e batsi kapa mantsoe a qotsitsoeng, ikopanye le Womic scel kajeno!
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Nako ea poso: Jan-08-2025