2019 China Fektheri e Ncha ea Moralo e Se nang Seamless Seamless Section Alloy Pipe Tube ASTM A335-P11 G3458 Heat-Resisting Gas Air Boiler Petroleum Cracking
Re ipapisitse le matla a matla a tekheniki 'me re lula re theha mahlale a tsoetseng pele ho khotsofatsa tlhoko ea 2019 China New Design Factory Seamless Hollow Section Alloy Steel Pipe Tube ASTM A335-P11 G3458 Heat-Resisting Gas Air Boiler Petroleum Cracking, Feme ea rona e ikemiselitse ho fa bareki. thepa ea bohlokoa le e tsitsitseng ea boleng bo holimo ka theko e matla, e hlahisang moreki a le mong a khotsofalla lihlahisoa le litšebeletso tsa rona.
Re itšetlehile ka matla a matla a tekheniki 'me re lula re theha mahlale a tsoetseng pele ho khotsofatsa tlhoko eaPhaephe ea Seamless ea Chaena le Pipe ea Tšepe, Re tšepa ka tieo ho sebelisana le bareki lefatšeng ka bophara, haeba u ka rata ho ba le boitsebiso bo eketsehileng, etsa bonnete ba hore u ikopanya le rona ka mosa, re 'nile ra lebella ho theha kamano e ntle ea khoebo le uena.
Li-boiler tubes tse nang le khatello e tlaase le e mahareng li entsoe ka li-ingots kapa li-billet tse tiileng tse phunyeletsoeng ho etsa li-burr tube, ebe li kolobisoa tse chesang, tse batang kapa tse batang.Pipe ea tšepe e se nang seam e na le boemo ba bohlokoa indastering ea lipeipi tsa tšepe tsa China.Ho ea ka lipalo-palo sa fellang, China e teng seamless phala tlhahiso likhoebo tse ka bang 240 ho feta, seamless tšepe phala yuniti ka 250 disete, selemo le selemo bokgoni ba tlhahiso ea hoo e ka bang lithane tse limilione tse 4,5.Ho ea ka pono ea caliber, <φ76, e ikarabellang bakeng sa 35%, <φ159-650, e ikarabellang bakeng sa 25%.Mabapi le mefuta e sa tšoaneng, lithane tse limilione tse 1,9 tsa li-tubes tse akaretsang, tse etsang 54%;Lithane tse 760,000 tsa li-tubes tsa petroleum, tse etsang 5.7%;Lithane tse 150,000 tsa litšiea tsa hydraulic, li-tubes tse nepahetseng, tse ikarabellang bakeng sa 4.3%;li-tubes tse sa hloekang, li-tubes, li-tubes tsa likoloi ka kakaretso ea lithane tse 50,000, tse etsang 1.4%.
Tlas'a le mahareng khatello e mahareng khatello ea boiler tube thepa ea mechine: tensile matla σb (MPa): ≥ 410 (42) yield strength σs (MPa): ≥ 245 (25) elongation δ5 (%): ≥ 25 karolo shrinkage ψ (%): ≥ 5 , boima: eseng phekolo ea mocheso, ≤ 156HB, boholo ba sampuli: boholo ba sampuli 25mm litlhaloso tsa mocheso oa mocheso le mokhatlo oa metallographic: litlhaloso tsa mocheso oa mocheso: o tloaelehileng, 910 ℃, Pholiso ea moea.Mokhatlo oa Metallographic: ferrite + pearlite.
Tekanyetso ea ts'ebetso ea li-boiler tsa khatello e mahareng le e tlase: GB3087-1999 ea tšepe e se nang seam bakeng sa boiler ea khatello e tlase le e mahareng.
Li-tubes tsa boiler tse nang le khatello e bohareng le e tlase ke li-tubes tse kolobisitsoeng le tse batang tse huloang (tse phuthoang) tsa tšepe ea boleng bo holimo tse sebelisetsoang ho etsa li-tubes tsa mouoane tse futhumetseng haholo, li-tubes tsa metsi a futhumetseng le li-steam tse futhumatsang haholo bakeng sa liboiler tsa literene, li-tubes tse kholo tsa mosi, li-tubes tse nyane tsa mosi le arch. li-tubes tsa litene bakeng sa meaho e fapaneng ea li-boilers tsa khatello e tlase le e mahareng.Haholo-holo e sebelisetsoa li-boilers tsa indasteri le li-boilers tse phelang ho tsamaisa liphaephe tsa mokelikeli o tlase le o mahareng.Sesebelisoa sa moemeli ke tšepe ea 10 le 20 gauge.
| Standard | Brand | Matla a tsitsipano (MPa) | Yield point (MPa)≥ | Elongation (%) ≥ | Matla a amang(J)≥ |
| GB/T3087-2018 | 10# | 333-475 | 196 | 24 | - |
| 20# | 392-588 | 245/226 | 20 | - | |
| GB/T5310-2018 | 20G | 410-550 | 245 | 24 | 35 |
| 20MnG | ≥415 | 240 | 22 | 35 | |
| 25MnG | ≥485 | 275 | 20 | 35 | |
| 15MoG | 450-600 | 270 | 22 | 35 | |
| 20MoG | ≥415 | 220 | 22 | 35 | |
| 12CrMoG | 410-560 | 205 | 21 | 35 | |
| 15CrMoG | 440-640 | 235 | 21 | 35 | |
| 12Cr2MoG | 450-600 | 280 | 20 | 35 | |
| 12Cr1MoVG | 470-640 | 255 | 21 | 35 | |
| 12Cr2MoWVTib | 540-735 | 345 | 18 | 35 |
20g e phahameng ea khatello e phahameng ea boiler tube e hlalosang tafole
| Tlhaloso | Tlhaloso | Tlhaloso | Tlhaloso |
| 18*4 | 42*8 | 89*9 | 159*10 |
| 18*5 | 45*3 | 89*10 | 159*12 |
| 19*2 | 45*4 | 89*11 | 159*14 |
| 21*4 | 45*5 | 89*12 | 159*16 |
| 22*2,5 | 45*6 | 108*4.5 | 159*18 |
| 22*3 | 45*7 | 108*5 | 159*20 |
| 22*4 | 48*4 | 108*6 | 159*28 |
| 22*5 | 48*4.5 | 108*7 | 168*6 |
| 25*2,5 | 48*5 | 108*8 | 168*7 |
| 25*3 | 48*6 | 108*9 | 168*8 |
| 25*4 | 48*7 | 108*10 | 168*9,5 |
| 25*5 | 48.3 * 12,5 | 108*12 | 168*10 |
| 25*5.5 | 51*3 | 108*14 | 168*11 |
| 27*3.5 | 51*3.5 | 108*15 | 168*12 |
| 27*4 | 51*4 | 108*16 | 168*14 |
| 27*5 | 51*5 | 108*20 | 168*15 |
| 27*5.5 | 51*6 | 114*5 | 168*16 |
| 28*2,5 | 57*4 | 114*6 | 168*18 |
| 28*3 | 57*5 | 114*7 | 168*20 |
| 28*3.5 | 57*5.5 | 114*8 | 168*22 |
| 28*4 | 57*6 | 114*8,5 | 168*25 |
| 30*2,5 | 60*4 | 114*9 | 168*28 |
| 32*2,5 | 60*4 | 114*10 | 180*10 |
| 32*3 | 60*5 | 114*11 | 194*10 |
| 32*3.5 | 60*6 | 114*12 | 194*12 |
| 32*4 | 60*7 | 114*13 | 194*14 |
| 32*4.5 | 60*8 | 114*14 | 194*16 |
| 32*5 | 60*9 | 114*16 | 194*18 |
| 34*3 | 60*10 | 114*18 | 194*20 |
| 34*4 | 76*4.5 | 133*5 | 194*26 |
| 34*4.5 | 76*5 | 133*6 | 219*6.5 |
| 34*5 | 76*6 | 133*7 | 219*7 |
| 34*6.5 | 76*7 | 133*8 | 219*8 |
| 38*3 | 76*8 | 133*10 | 219*9 |
| 38*3,5 | 76*9 | 133*12 | 219*10 |
| 38*4 | 76*10 | 133*13 | 219*12 |
| 38*4,5 | 89*4 | 133*14 | 219*13 |
| 38*5 | 89*4.5 | 133*16 | 219*14 |
| 219*16 | 273*36 | 356*28 | 426*12 |
| 219*18 | 273*40 | 356*36 | 426*13 |
| 219*20 | 273*42 | 377*9 | 426*14 |
| 219*22 | 273*45 | 377*10 | 426*17 |
1.Hobaneng o re khetha?
Khamphani ea rona e bile Alibaba.com ka lilemo tse 12.Re laola boleng ba lihlahisoa ka thata haholo, ho na le batho ba khethehileng bakeng sa boleng.
Haeba u fumane theko e tlase ho tsoa ho morekisi e mong, re tla lefa bareki habeli ka theko e holimo.
2.Na nako ea hau ea ho fana ka nako e kae?
Ho ya ka bongata.Ka kakaretso ka hare ho matsatsi a 2-7 haeba setokong.Le matsatsi a 15-20 haeba a se teng.
3.Lipehelo tsa hau tsa tefo ke life?
A: Ka T/T 30% esale pele, le 70% pele ho pepa.
B:100% L/C ha u bona.
C:Ka T/T 30% esale pele, le 70% L/C ha u bona.
4.Na u fana ka mehlala?Na ke mahala?
E, re fana ka sampuli mahala empa ha re lefelle litšenyehelo tsa thepa.
5.Ho thoe'ng haeba moreki a sa khotsofala?
Haeba ho na le bothata ka sehlahisoa, re nka boikarabelo bo feletseng.
Haeba ho na le bothata tšebetsong ea lipalangoang, re tla u thusa ho bo rarolla.
Re ipapisitse le matla a matla a tekheniki 'me re lula re theha mahlale a tsoetseng pele ho khotsofatsa tlhoko ea 2019 China New Design Factory Seamless Hollow Section Alloy Steel Pipe Tube ASTM A335-P11 G3458 Heat-Resisting Gas Air Boiler Petroleum Cracking, Feme ea rona e ikemiselitse ho fa bareki. thepa ea bohlokoa le e tsitsitseng ea boleng bo holimo ka theko e matla, e hlahisang moreki a le mong a khotsofalla lihlahisoa le litšebeletso tsa rona.
Moralo o Mocha oa 2019 oa ChinaPhaephe ea Seamless ea Chaena le Pipe ea Tšepe, Re tšepa ka tieo ho sebelisana le bareki lefatšeng ka bophara, haeba u ka rata ho ba le boitsebiso bo eketsehileng, etsa bonnete ba hore u ikopanya le rona ka mosa, re 'nile ra lebella ho theha kamano e ntle ea khoebo le uena.
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