E Tšepahalang Cold Formed Welded Sebopeho Khetho
Thepa ea Mechini
| Sehlopha sa 1 | Sehlopha sa 2 | Sehlopha sa 3 | |
| Yield Point or yield strength, min, Mpa(PSI) | 205(30 000) | 240(35 000) | 310(45 000) |
| Tensile strength, min, Mpa(PSI) | 345(50 000) | 415(60 000) | 455(66 0000) |
Kenyelletso ea Sehlahisoa
Ho hlahisa peipi ea rona ea khase e tšeptjoang e entsoeng ka serame, sehlahisoa sa pele se etselitsoeng ho finyella litekanyetso tse phahameng ka ho fetisisa tsa boleng le tshebetso. E entsoe ka tšepe ea A252 Grade 1, lipeipi tsa rona li etsoa ka mekhoa e tsoetseng pele ea ho tjheseletsa arc ka metsing ho netefatsa matla a ikhethang le ho tšoarella. Peipi e 'ngoe le e' ngoe e entsoe ho latela maemo a ASTM A252 a thehiloeng ke American Society for Testing and Materials (ASTM), ho netefatsa ts'epo le polokeho bakeng sa litlhoko tsa hau tsa lipalangoang tsa khase.
Ea ronaserame se bopehileng ka tjheseletsa sebopeholiphaephe tsa khase li loketse mefuta e fapaneng ea ts'ebeliso, ho kenyeletsoa liindasteri tsa kaho, tsa meaho le tsa matla. Ho kopanngoa ha lisebelisoa tsa boleng bo phahameng le mekhoa e tsoetseng pele ea tlhahiso ho tiisa hore liphaephe tsa rona ha li finyelle feela litekanyetso tsa indasteri, empa hape li feta ho tsona, ho u fa litharollo tse ka tšeptjoang tsa lipeipi tsa khase.
Molemo oa sehlahisoa
E 'ngoe ea melemo ea mantlha ea meaho ea rona e cheselitsoeng ka mokhoa o batang ke karo-karolelano ea bona e ntle haholo ea boima ba 'mele. Tšebeliso ea tšepe ea A252 Grade 1 e etsa foreimi e matla e khonang ho mamella likhatello tse phahameng le maemo a feteletseng, e leng se etsang hore e be se loketseng bakeng sa lipalangoang tsa khase ea tlhaho. Ntle le moo, mokhoa oa welding oa arc o kentsoeng habeli o eketsa nako e telele ea ho tšoarella mme o fokotsa monyetla oa ho hloleha le ho lutla. Ho tšepahala hona ho bolela litšenyehelo tse tlase tsa tlhokomelo le polokeho e kholo bakeng sa basebelisi ba ho qetela.
Ho feta moo, feme ea rona e Cangzhou City, Profinseng ea Hebei, 'me esale e sebetsa ho tloha ka 1993, e nka sebaka sa lisekoere-mithara tse 350,000. Ka kakaretso ea thepa ea RMB limilione tse 680 le basebetsi ba inehetseng ba 680, re ikemiselitse ho hlahisa lihlahisoa tsa boleng bo holimo tse fihlelang litlhoko tsa kaho ea sejoale-joale.
Kopo
Feme ea rona e Cangzhou, Profinseng ea Hebei 'me esale e le lebitso le tšeptjoang indastering ho tloha ha e thehoa ka 1993. Feme e nka sebaka sa lisekoere-mithara tse 350,000, e na le theknoloji e tsoetseng pele ka ho fetisisa 'me e na le basebetsi ba 680 ba inehetseng. Ka kakaretso ea thepa ea RMB 680 milione, re ikemiselitse ho boloka litekanyetso tse phahameng ka ho fetisisa tsa boleng le katleho lits'ebetsong tsa rona tsa tlhahiso.
Lipeipi tsa rona tsa tšepe li kopana le tse thataASTM A252tekanyetso e behiloeng ke American Society for Testing and Materials (ASTM). Tumellano ena e netefatsa hore lihlahisoa tsa rona li fihlella litekanyetso tse hlokahalang tsa polokeho le ts'ebetso, ho fa baenjiniere le borakonteraka khotso ea kelello. Hore na o sebetsa morerong o moholo oa meralo ea motheo kapa mosebetsi o monyane oa kaho, meaho ea rona e entsoeng ka mokhoa o batang e tla mamella liteko tsa nako.
Khaello ea Sehlahisoa
Ts'ebetso ea tlhahiso e ka ba e rarahaneng le ho ja nako ho feta mekhoa e meng, e ka bakang litšenyehelo tse phahameng tsa pele. Ho feta moo, le hoja tšepe ea A252 Grade 1 e le matla 'me e tšoarella, e ka' na ea se ke ea tšoanela libaka tsohle, haholo-holo tse senyang haholo, ntle le haeba e tšoaroa hantle.
LBH
Q1. Sebopeho sa welded se batang ke eng?
Mehaho e entsoeng ka mokhoa o batang ke likarolo tsa tšepe tse entsoeng ka mocheso oa kamore ebe li kopantsoe hammoho ho etsa moralo o matla, o tšoarellang o loketseng mefuta e fapaneng ea tšebeliso.
Q2. Hobaneng u khetha tšepe ea A252 Grade 1?
Tšepe ea A252 Kereiti ea 1 e tsebahala ka ho cheseha ha eona hantle le matla a eona, e etsa hore e be e loketseng bakeng sa lits'ebetso tsa meralo, haholo liphaepheng tsa khase le oli.
Q3. Bohlokoa ba mokhoa oa ho tjheseletsa arc ka metsing habeli ke bofe?
Mokhoa ona o fana ka li-welds tsa boleng bo phahameng tse nang le mefokolo e fokolang, ho netefatsa botšepehi le bophelo bo bolelele ba sebopeho se cheselitsoeng.
Q4. U etsa bonnete ba ho latela litekanyetso tsa ASTM joang?
Lihlahisoa tsa rona li lekoa ka thata ebile li netefalitsoe ho litekanyetso tsa ASTM A252, tse u fang kholiseho ho boleng ba tsona le ts'ebetso ea tsona.
