Lisebelisoa tse entsoeng ka tšepeesale e sebelisoa haholo liindastering le mecheng ho tloha ha setsi sa sejoale-joale se thehiloe. Esita le mehleng ea morao tjena, li-castings tsa tšepe li ntse li phetha karolo ea bohlokoa ka literaka, likoloi tsa literene tse tsamaisang thepa, literekere, mechine ea kaho, thepa e boima ... joalo-joalo. Tšepe ea cast e kenyelletsa tšepe e bohlooho, tšepe ea ductile (nodular), tšepe e tšoeu, tšepe e kopaneng ea graphite le tšepe e bonolo. Aene e putsoa e theko e tlase ho feta ductile iron, empa e na le matla a tlase haholo le ductility ho feta ductile iron. Grey iron e ke ke ea nkela carbon steel sebaka, ha tšepe ea ductile e ka nka sebaka sa tšepe ea carbon sebakeng se itseng ka lebaka la matla a phahameng a ho tsieleha, matla a ho hlahisa le ho lelefatsa ha tšepe ea ductile.
Lisebelisoa tsa tšepe ea carbonli sebelisoa lits'ebetsong tse 'maloa tsa indasteri le tikolohong hape. Ka limaraka tsa tsona tse ngata, tšepe ea carbon e ka hloekisoa mocheso ho ntlafatsa chai le matla a eona a tsitsitseng, ho thatafala kapa ho thatafala ho latela litlhoko tsa kopo ea moenjiniere kapa thepa e lakatsehang ea mochine. Likarolo tse ling tse tlase tsa tšepe e entsoeng ka tšepe li ka nkeloa sebaka ke tšepe ea ductile, ha feela matla a bona a tsitsitseng le bolelele ba tsona bo le haufi ka ho lekana. Bakeng sa ho bapisa thepa ea bona ea mochini, re ka bua ka tlhahiso ea thepa ea ASTM A536 bakeng sa tšepe ea ductile, le ASTM A27 bakeng sa tšepe ea carbon.
| Kereiti e lekanang ea Cast Carbon Steel | ||||||||||
| Che. | China | usa | ISO | Jeremane | Fora | Russia naheng | Sweden SS | Brithani | ||
| GB | ASTM | UNS | DIN | W-Nr. | NF | BS | ||||
| 1 | ZG200-400 (ZG15) | 415-205 (60-30) | J03000 | 200-400 | GS-38 | 1.0416 | - | 15л | 1306 | - |
| 2 | ZG230-450 (ZG25) | 450-240 965-35) | J03101 | 230-450 | GS-45 | 1.0446 | GE230 | 25л | 1305 | A1 |
| 3 | ZG270-500 (ZG35) | 485-275 (70-40) | J02501 | 270-480 | GS-52 | 1.0552 | GE280 | 35л | 1505 | A2 |
| 4 | ZG310-570 (ZG45) | (80-40) | J05002 | - | GS-60 | 1.0558 | GE320 | 45л | 1606 | - |
| 5 | ZG340-640 (ZG55) | - | J05000 | 340-550 | - | - | GE370 | - | - | A5 |
Likarolo tsa ho lahla tšepe ea ductilee na le ts'ebetso e ntle ea ho monya ho feta carbon steel, athe li-casting tsa carbon steel li na le cheseletso e ntle haholo. 'Me ho isa bohōleng bo itseng, li-ductile iorn castings li ka ba le litšoantšiso tse ling tsa ho roala le mafome. Kahoo ho lahla tšepe ea ductile ho ka sebelisoa bakeng sa matlo a pompo kapa lisebelisoa tsa phepelo ea metsi. Leha ho le joalo, re ntse re hloka ho etsa mehato ea ho li sireletsa hore li se ke tsa apara le ho rusa. Ka kakaretso, haeba tšepe ea ductile e ka finyella litlhoko tsa hau, tšepe ea ductile e ka ba khetho ea hau ea pele, ho e-na le tšepe ea carbon bakeng sa li-castings tsa hau.
| Kereiti e lekanang ea DUctile Cast Iron | ||||||||||
| Che. | China | Japane | usa | ISO | Sejeremane | Fora | Russia naheng | UK BS | ||
| GB | JIS | ASTM | UNS | DIN | W-Nr. | NF | ||||
| 1 | FCD350-22 | - | - | 350-22 | - | - | - | Bc35 | 350/22 | |
| 2 | QT400-15 | FCD400-15 | - | - | 400-15 | GGG-40 | 0.7040 | EN-GJS-400-15 | Bc40 | 370/17 |
| 3 | QT400-18 | FCD400-18 | 60-40-18 | F32800 | 400-18 | - | - | EN-GJS-400-18 | - | 400/18 |
| 4 | QT450-10 | FCD450-10 | 65-45-12 | F33100 | 450-10 | - | - | EN-GJS-450-10 | Bch45 | 450/10 |
| 5 | QT500-7 | FCD500-7 | 80-55-6 | F33800 | 500-7 | GGG-50 | 0.7050 | EN-GJS-500-7 | Bc50 | 500/7 |
| 6 | QT600-3 | FCD600-3 | ≈80-55-06 ≈100-70-03 | F3300 F34800 | 600-3 | GGG-60 | 0.7060 | EN-GJS-600-3 | Bch60 | 600/3 |
| 7 | QT700-2 | FCD700-2 | 100-70-03 | F34800 | 700-2 | GGG-70 | 0.7070 | EN-GJS-700-2 | Bc70 | 700/2 |
| 8 | QT800-2 | FCD800-2 | 120-90-02 | F36200 | 800-2 | GGG-80 | 0.7080 | EN-GJS-800-2 | Bc80 | 800/2 |
| 8 | QT900-2 | 120-90-02 | F36200 | 800-2 | GGG-80 | 0.7080 | EN-GJS-900-2 | ≈Bч100 | 900/2 | |
Mokhoa oa sejoale-joale oa ho lahla tšepe o arotsoe ka mekhahlelo e 'meli e meholo: e ka sebelisoang le e sa sebeliseng chelete. E boetse e senyeha ka lintho tse entsoeng ka hlobo, tse kang ho lahla lehlabathe, ho lahleheloa ke boka ba boka kapa ho lahla hlobo ea tšepe. E le mofuta oa mokhoa o nepahetseng oa ho lahla, hoho kenya cheletee sebelisang tharollo ea silika le khalase ea metsi e kopantsoeng le ho lahla kapa tlamo ea bona e kopantsoeng e le lisebelisoa tsa ho haha khetla ke tsona tse sebelisoang haholo ho RMC Casting Foundry ho hlahisa li-castings tsa carbon steel. Mekhoa e fapaneng ea ho lahla ka mokhoa o nepahetseng e boetse e fumaneha ho latela boemo bo hlokahalang ba likarolo tsa ho lahla. Mohlala, khalase ea metsi le silika e kopantsoeng ea ho etsa matsete e ka sebelisoa bakeng sa mehala ea tšepe ea boemo bo tlase kapa e bohareng, athe lits'ebetso tsa ho lahla silika li tlameha ho sebelisoa bakeng sa ho akhela tšepe e sa hloekang ka boemo bo nepahetseng bo hlokahalang.
| Thepa | Grey Cast Iron | Tšepe e qhibilihang | Tšepe ea Ductile Cast | C30 tšepe ea carbon |
| Qhibiliha mocheso, ℃ | 1175 | 1200 | 1150 | 1450 |
| Matla a khoheli a khethehileng, kg/m³ | 6920 | 6920 | 6920 | 7750 |
| Ho kokobetsa ho sisinyeha | Exelent | E ntle | E ntle | Mafutsana |
| Modulus ea elasticity, MPa | 126174 | 175126 | 173745 | 210290 |
| Modolus ea rigidiy, MPa | 48955 | 70329 | 66190 | 78600 |
Ho hlahisa tšepe ea tloaelo lelisebelisoa tsa tšepeho latela lits'oants'o tsa moreki ke karolo ea rona ea mantlha ea ts'ebeletso e nepahetseng empa eseng ts'ebeletso ea rona feela. Haele hantle, re fana ka lits'ebeletso tsa ho lahla tšepe tsa tharollo e le 'ngoe ka lits'ebeletso tse fapaneng tse kenyellelitsoeng boleng ho kenyelletsa moralo oa ho lahla,Mokhoa o nepahetseng oa mochini oa CNC, phekolo ea mocheso, ho qeta holimo, ho bokella, ho paka, ho romela ... joalo-joalo. U ka khetha lits'ebeletso tsena kaofela ho latela boiphihlelo ba hau kapa ka thuso ea lienjiniere tsa rona tse nepahetseng. Ntle ho moo, re boloka lekunutu bakeng sa bareki e le ntho e ka sehloohong bakeng sa tšebeletso e hlophisitsoeng ea OEM. NDA e tla tekenoa le ho hatisoa ha ho hlokahala.
Ts'ebetso ea ho Lahlela Matsete
China Investment Casting Foundry
Nako ea poso: Apr-14-2021