Liphaephe tsa ho Tlatsa Boleng bo Phahameng ka Interlock
Ho hlahisa lipeipi tsa rona tsa boleng bo holimo tse hokahaneng tsa ho kopanya, tharollo ea mantlha bakeng sa kaho ea sejoale-joale le nts'etsopele ea meaho. Ka tlhokahalo ea liphaephe tse kholo tsa bophara tse ntseng li eketseha, k'hamphani ea rona e ka pele-pele phetohong ena, e fana ka liphaephe tsa tšepe tse nang le boleng ba boleng ba boleng bo holimo tse nang le litekanyetso tse phahameng ka ho fetisisa tsa indasteri.
Khokahano ea rona ea boleng bo holimoho tlanya liphaephe tse nang le maqhamali entsoe ho fana ka matla a ikhethang le botsitso, e leng se etsang hore e be tse loketseng bakeng sa mefuta e fapaneng ea likopo mererong ea kaho le meaho. Sebopeho se kopantsoeng se matlafatsa botšepehi ba sebopeho sa liphaephe, ho etsa bonnete ba hore li ka mamella boima ba meroalo e boima le maemo a thata a tikoloho.
Ha re ntse re tsoela pele ho qapa le ho ikamahanya le litlhoko tse fetohang tsa indasteri, boitlamo ba rona ba boleng bo lula bo tsitsitse. Rea utloisisa hore katleho ea morero oa hau e itšetlehile ka ho tšepahala ha thepa eo u e sebelisang, ke kahoo re behang taolo ea boleng pele boemong bo bong le bo bong ba tlhahiso.
Molemo oa K'hamphani
Feme ea rona e bohareng ba Motse oa Cangzhou, Profinseng ea Hebei 'me esale e le lebitso le tšeptjoang indastering ea tšepe ho tloha ka 1993. Feme ea rona e na le sebaka sa lisekoere-mithara tse 350,000 'me e na le theknoloji ea morao-rao le mechine, e re lumellang ho hlahisa liphaephe tsa liphaephe tse seng matla feela le tse tšoarellang empa hape li sebetsa ka mokhoa o phahameng ka ho fetisisa. Ka kakaretso ea matlotlo a RMB limilione tse 680 le basebetsi ba hloahloa ba 680, re ikemiselitse ho fana ka lihlahisoa tse fetang tebello ea bareki ba rona.
Tlhaloso ea Sehlahisoa
| Standard | Kereiti ea tšepe | Sebopeho sa lik'hemik'hale | Thepa ea tensile | Teko ea Charpy Impact le Teko ea ho theola boima ba 'mele | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV4) (%) | Rt0.5 Mpa Ho hlahisa matla | Rm Mpa Tensile Matla | Rt0.5/ Rm | (L0=5.65 √ S0 ）Elongation A% | ||||||
| max | max | max | max | max | max | max | max | Tse ding | max | min | max | min | max | max | min | |||
| L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Teko ea phello ea Charpy: Matla a ho monya matla a 'mele oa liphaephe le seam ea weld e tla lekoa joalo ka ha ho hlokahala maemong a mantlha. Bakeng sa lintlha, sheba maemo a mantlha. Teko ea ho theola boima ba 'mele: Sebaka sa boikhethelo sa ho kuta | |
| GB/T9711-2011 (PSL2) | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
| L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1)2)3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1)2)3 | Puisano | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Hlokomela: | ||||||||||||||||||
| 1）0.015 ≤ Altot ＜ 0.060;N ≤ 0.012;AI—N ≥ 2—1;Cu ≤ 0.25;Ni ≤ 0.30;Cr ≤ 0.30；Mo ≤ 0.10; | ||||||||||||||||||
| 2）V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
| 3) Bakeng sa limaraka tsohle tsa tšepe, Mo e ka ≤ 0.35%, tlas'a konteraka. | ||||||||||||||||||
| Mong Cr+Mo+V Ke+Ni4）CEV=C+6 + 5 + 5 | ||||||||||||||||||
Molemo oa Sehlahisoa
E 'ngoe ea likarolo tse hlahelletseng tsa lipeipi tsa rona tsa boleng bo holimo ke moralo o hokahaneng. Tšobotsi ena e ncha e matlafatsa botšepehi ba sebopeho sa liphaephe, ho theha khokahanyo e se nang moeli e ntlafatsang kabo ea mojaro le botsitso. Monyetla oa ho kopanya o molemo ka ho khetheha maemong a thata a mobu moo mekhoa e tloaelehileng ea ho bokella e ka hlōleha. Ka ho etsa bonnete ba hore liphaephe li lumellana ka thata, moralo o kopanetsoeng o fokotsa kotsi ea ho falla 'me o ntlafatsa ts'ebetso ea kakaretso ea tsamaiso ea ho bokella.
Khaello ea Sehlahisoa
Le hoja ba fana ka matla a babatsehang le botsitso, ho rarahana ha ho kenngoa ha bona ho ka hlahisa mathata. Ho hlokahala basebetsi ba nang le litsebo ho etsa bonnete ba teka-tekano e nepahetseng le khokahanyo, e leng se ka bakang litšenyehelo tse eketsehileng tsa basebetsi le ho lieha ha nako setšeng. Ho feta moo, letsete la pele la liphaephe tsa boleng bo holimo tse hokahaneng tsa liphaephe li ka ba holimo ho feta likhetho tsa setso, tse ka thibelang borakonteraka ba bang ho khetha tharollo ena e tsoetseng pele.
Kopo
Lefatšeng le ntseng le hola ka mehla la kaho le nts'etsopele ea meaho, tlhokahalo ea lipeipi tsa boleng bo holimo e eketsehile, haholo ha litlhaloso tsa projeke li hloka li-diameter tse kholoanyane. Ha merero ea kaho e ntse e eketseha ka boholo le ho rarahana, tlhokahalo ea thepa e matla, e tšepahalang e ba ea bohlokoa. Mona ke moo liphaephe tsa tšepe tse bophara bo boholo ba spiral-welded li kenang tšebetsong, li fana ka matla le ho tšoarella ho hlokahalang bakeng sa liphephetso tsa morao-rao tsa boenjiniere.
Liphaephe tsa rona tsa pele tsa ho bokellana li na le moralo o hokahaneng, o netefatsang khokahanyo e se nang moeli le bots'epehi bo ntlafalitsoeng ba sebopeho. Karolo e hokahaneng ha e nolofatse mokhoa oa ho kenya feela, empa hape e fana ka botsitso bo eketsehileng, ho etsa hore liphaephe tsa rona li be tse loketseng bakeng sa mefuta e sa tšoaneng ea lisebelisoa, ho kenyelletsa le metheo e tebileng le mehaho ea lebōpong la leoatle. Ha liphaephe tsa liphaephe li ntse li eketseha, boitlamo ba rona ba boleng le boqapi bo lula bo tiile, bo re lumellang ho fihlela litlhoko tse ntseng li eketseha tsa indasteri ea kaho.
Qetellong, bohlokoa ba boleng bo phahamengpeipi ea ho bokellaka likopo tse hokahaneng li ke ke tsa feteletsoa. Ha merero ea kaho e ntse e eketseha ka matla, thepa e sebelisoang e tlameha ho khotsofatsa litlhoko. Khamphani ea rona e motlotlo ho kenya letsoho tšimong ena ea bohlokoa, e fana ka litharollo tse tšepahalang tse emelang nako. Hore na o kenya letsoho mererong ea meaho e meholo kapa mesebetsing e ikhethileng ea kaho, lipeipi tsa rona tsa ho bokella li entsoe ka hloko ho fana ka ts'ebetso e ntle haholo le ho tšoarella.
LBH
Q1: Piling Pipe ke eng?
Liphaephe tsa ho tlatsa ke likarolo tsa bohlokoa tse sebelisetsoang ho tšehetsa mehaho ka mekhoa e tebileng ea motheo. Li khannoa fatše ho fetisetsa meroalo ho tloha mohahong o ka holimo ho ea mobung o tsitsitseng kapa lejoe le ka tlaase. Ka botumo bo ntseng bo eketseha ba liphaephe tse kholo tsa bophara, boleng ba lisebelisoa tsena bo fetohile ba bohlokoa.
Q2: Hobaneng u khetha phala ea boleng bo holimo ea ho bokella?
Liphaephe tsa boleng bo phahameng tsa ho bokellana li netefatsa ho tšoarella, matla le ho tšepahala, tse bohlokoa bakeng sa polokeho le nako e telele ea morero oa kaho. Lithako tsa rona tsa lipeipi tsa tšepe tse nang le spiral tse nang le bophara bo boholo li kopana le litekanyetso tse thata tsa boleng, ho netefatsa hore li khona ho mamella maemo a thata a tikoloho ea kaho.
Q3: Mosebetsi oa interlock ke ofe?
Tšobotsi e kopantsoeng ea liphaephe tsa qubu e tiisa hore ho na le khokahanyo e sireletsehileng pakeng tsa liphaephe, ka hona ho matlafatsa botšepehi ba bona ba sebopeho. Moralo ona o fokotsa kotsi ea ho falla mme o tiisa motheo o tsitsitseng, o etsa hore e be o loketseng merero e meholo.
