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carbon steel pipe e matla
lintlha tsa sehlahisoa
ShandongPeipi ea tšepe e cheselitsoeng, eo hape e tsejoang e le phala e cheselitsoeng, ke phala ea tšepe e entsoeng ka lipoleiti tsa tšepe tse chesehang ka mor'a hore e phuthoe le ho etsoa. Lipeipi tsa tšepe tse cheselitsoeng li arotsoe ka liphaephe tse otlolohileng tsa seam, le liphaephe tse cheselitsoeng ka spiral ho ea ka mofuta oa li-welds. Classified ka tlhahiso mokhoa: arc welded pipe, resistance welded pipe, (high-frequency, low-frequency) khase welded pipe, sebōpi tjheseletsa phala. Ts'ebetso ea tlhahiso ea phala e otlolohileng ea seam welded e bonolo, e nang le ts'ebetso e phahameng ea tlhahiso, theko e tlase, le nts'etsopele e potlakileng. Matla a lipeipi tse cheselitsoeng ka spiral hangata a phahame ho feta a liphaephe tse otlolohileng tsa seam. Li-billet tse tšesaane li ka sebelisoa ho hlahisa liphaephe tse kholoanyane tse cheselitsoeng ka bophara, 'me liphaephe tse bophara bo lekanang le tsona li ka sebelisoa ho hlahisa liphaephe tse cheselitsoeng tsa bophara bo fapaneng. Leha ho le joalo, ha ho bapisoa le liphaephe tsa seam tse otlolohileng tsa bolelele bo lekanang, bolelele ba weld bo eketseha ka 30-100% mme lebelo la tlhahiso le tlase. Lihlahisoa tsa li-coil tsa lebota tse teteaneng li kenyelletsa: khoele e kholo, khoele e kholo ea lebota le bophara bo boholo, lisebelisoa tse fapaneng tsa khoele ea lebota, khoele e teteaneng ea lerako le chesang, khoele e teteaneng e batang, jj.
Liphaephe tsohle tse cheselitsoeng li ka etsoa liphaephe tse entsoeng ka masenke, tse ka fumanoang ka ho buisana le lihlahisoa leqepheng la lehae.
| DN | Peipi ea tšepe e cheselitsoeng (e tloaelehileng) | Peipi ea tšepe e cheselitsoeng (e teteaneng) | Peipi ea tšepe e se nang seam (e chesang e kentsoeng) | Spiral welded steel pipe | ||||
| pg≤1.0Mpa | pg≤1.6Mpa | pg≤2.5Mpa | pg≤1.6Mpa | |||||
| D×∮ | (Kg/m) | D×∮ | (Kg/m) | D×∮ | (Kg/m) | D×∮ | (Kg/m) | |
| DN15 | 21.3 * 2,75 | 1.25 | 21.3*3.25 | 1.44 | ---- | ---- | ---- | ---- |
| DN20 | 26.8 * 2,75 | 1.63 | 26.8*3.5 | 2.01 | ---- | ---- | ---- | ---- |
| DN25 | 33.5 * 3,25 | 2.42 | 33.5*4 | 2.91 | 32*3.5 | 2.46 | ---- | ---- |
| DN32 | 42.3*3.25 | 3.13 | 42.3*4 | 3.77 | 38*3.5 | 2.98 | ---- | ---- |
| DN40 | 48*3.5 | 3.84 | 48*4.25 | 4.58 | 45*3.5 | 3.58 | ---- | ---- |
| DN50 | 60*3.5 | 4.88 | 60*4.5 | 6.16 | 57*3,5 | 4.62 | ---- | ---- |
| DN65 | 75.5 * 3,75 | 6.64 | 75.5 * 4.5 | 7.88 | 73*4 | 6.81 | ---- | ---- |
| DN80 | 88.5*4 | 8.34 | 88.5 * 4.75 | 9.81 | 89*4 | 8.38 | ---- | ---- |
| DN100 | 114*4 | 10.85 | 114*5 | 13.44 | 108*4 | 10.26 | ---- | ---- |
| DN125 | 140*4.5 | 15.04 | 140*4.5 | 18.24 | 133*4 | 12.72 | ---- | ---- |
| DN150 | 165*4.5 | 17.81 | 165*5.5 | 21.63 | 159*4.5 | 17.14 | 168*5 | 20.1 |
| DN200 | ---- | ---- | ---- | ---- | 219*6 | 31.52 | 219*5 | 31.52 |
| DN250 | ---- | ---- | ---- | ---- | 273*8 | 52.28 | 273*7 | 45.92 |
| DN300 | ---- | ---- | ---- | ---- | 325*8 | 62.54 | 325*7 | 54.9 |
| DN350 | ---- | ---- | ---- | ---- | 377*9 | 81.67 | 377*7 | 63.87 |
| DN400 | ---- | ---- | ---- | ---- | 426*9 | 92.55 | 426*7 | 72.33 |
| DN450 | ---- | ---- | ---- | ---- | 480*9 | 104.53 | 478*7 | 81.31 |
| DN500 | ---- | ---- | ---- | ---- | 530*9 | 115.62 | 529*7 | 90.11 |
| DN600 | ---- | ---- | ---- | ---- | 630*9 | 137.82 | 630*7 | 107.5 |
Ts'ebetso ea tlhahiso ea phala e otlolohileng ea seam welded e bonolo, e nang le ts'ebetso e phahameng ea tlhahiso, theko e tlase, le nts'etsopele e potlakileng. Matla a lipeipi tse cheselitsoeng ka spiral hangata a phahame ho feta a liphaephe tse otlolohileng tsa seam. Li-billet tse tšesaane li ka sebelisoa ho hlahisa liphaephe tse kholoanyane tse cheselitsoeng ka bophara, 'me liphaephe tse bophara bo lekanang le tsona li ka sebelisoa ho hlahisa liphaephe tse cheselitsoeng tsa bophara bo fapaneng. Leha ho le joalo, ha ho bapisoa le liphaephe tsa seam tse otlolohileng tsa bolelele bo lekanang, bolelele ba weld bo eketseha ka 30-100% mme lebelo la tlhahiso le tlase. Ka hona, liphaephe tse nyenyane tse tjheseletsang bophara ba boholo li sebelisa ho otloloha ha seam, ha liphaephe tse kholoanyane tse cheselitsoeng hangata li sebelisa liphaephe tse cheselitsoeng ka spiral.Straight seam welded liphaephe li arotsoe ka longitudinal submerged arc welding (LSAW) le tjheseletsa ea motlakase (ERW).
Square tube ke lentsoe bakeng sa liphaephe tse sekoere le tse khutlonnetsepa, tse bolelang liphaephe tsa tšepe tse nang le mahlakore a lekanang. E entsoe ka khoele ea tšepe e kolobisitsoeng ka mor'a kalafo ea ts'ebetso. Ka kakaretso, litšepe tse hlobolisa lia phuthoa, lia batalatsoa, lia kobeha ebe li cheselletsoa ho etsa phaephe e chitja, ebe e phutheloa ka har’a tšupu e sekoere ebe e sehoa ho ea bolelele bo hlokahalang. E boetse e tsejoa e le lisekoere le serame sa khutlonnetsepa e entsoeng ka tšepe e sekoti, e khutsufalitsoeng joalo ka square tube le tube e khutlonnetsepa, e nang le likhoutu F le J ka ho latellana. Phapang e lumellehang ea botenya ba lerako la liphaephe tse khutlonnetsepa e ke ke ea feta 10% ea botenya ba lebota ka lebitso ha botenya ba lerako bo se kholo ho feta 10mm, 'me bo ke ke ba feta 8% ea botenya ba lebota ha botenya ba lebota bo feta 10mm, ntle le botenya ba lebota la sekhutlo le libaka tsa weld. Bolelele bo tloaelehileng ba ho fana ka square tube ke 4000mm-12000mm, 'me bongata e le 6000mm le 12000mm.
Spiral welded steel pipes e bua ka liphaephe tsa tšepe tse nang le manonyeletso ka holim'a metsi tse entsoeng ka likhoele tse kobehang le tse holofatsang kapa lipoleiti tsa tšepe hore e be libopeho tse chitja kapa tse sekoere ebe li li tjheseletsa. Ho ea ka mekhoa e fapaneng ea ho tjheseletsa, e ka aroloa ka liphaephe tse cheselitsoeng ka arc, liphaephe tse nang le maqhubu a phahameng kapa a tlaase-frequency, liphaephe tse cheselitsoeng ka khase, liphaephe tse entsoeng ka sebōpi, liphaephe tsa Bondi, joalo-joalo Ho ea ka sebōpeho sa seam se tjheseletsa, se ka aroloa ka liphaephe tse otlolohileng tsa seam le liphaephe tse cheselitsoeng. Lipeipi tsa tšepe tse cheselitsoeng li sebelisoa indastering ea ho cheka peterole le indastering ea tlhahiso ea mochini. Liphaephe tse cheselitsoeng ka sebōpi li ka sebelisoa e le lipeipi tsa metsi le tsa khase, 'me liphaephe tse otlolohileng tsa seam se nang le bophara bo boholo li ka sebelisoa bakeng sa lipalangoang tse phahameng tsa oli le khase, joalo-joalo; Liphaephe tse nang le li-spiral welded li sebelisoa bakeng sa lipalangoang tsa oli le khase, liphaephe tsa liphaephe, li-pier tsa borokho, joalo-joalo.
Liphaephe tse teteaneng tse pota-potiloeng ka marako, joalokaha lebitso le bolela, li ntšitsoe ka lipoleiti tsa tšepe. Liphaephe tse cheselitsoeng ka sebōpeho sa T ke tsona mofuta o ka sehloohong oa liphaephe tse koahetseng, ha liphaephe tse harelaneng le liphaephe tse otlolohileng tsa seam ha li bue ka ho hlaka liphaephe tse khotliloeng. Pele u roala lipeipi, hoa hlokahala hore u itloaetse litlhoko tsa tekheniki tse kang litšoantšo, ts'ebetso ea lisebelisoa, joalo-joalo, khetha mochine o roalang o loketseng, 'me u tsebe hore na u tla roala ho bata, ho futhumala kapa ho chesa. Tlhaloso le mefuta e mengata ea liphaephe tsa tšepe tse teteaneng tse chesang tse pota-potiloeng: bophara ba 400 ho isa ho 3000mm, botenya ba lebota 4 ho 300mm, le bolelele bo hlahisoang ho latela litlhoko tsa mosebedisi. Lihlahisoa li kenyelletsa: li-tubes tse kholo tsa li-coil, li-coil tse kholo tse bophara ba bophara ba li-coil, li-coil tse teteaneng tsa marako, li-coil tse teteaneng tsa mabota, li-coil tse teteaneng tse chesang, joalo-joalo.
Boleng ba pele: tlhahiso le tlhahlobo ka tieo ho latela litekanyetso tsa tlhahiso;
Molemo oa theko: litheolelo tse thehiloeng ho theko ea sebele ea 'maraka;
Tšireletso ea transaction: Ho ke ke ha e-ba le tahlehelo ea lichelete tsa bareki;
Tiisetso ea ka mor'a thekiso: bothata ba moreki ke bothata ba rona;
Tšebelisano ea nako e telele: tiiso ea boleng, phaello ea theko, tšebeletso e tiileng e ka tšoarella nako e telele.
Shandong Rigang Supply Chain Management Co..Ltd. ke k'hamphani ea tlhahiso le thekiso e kopanyang li-coil tsa tšepe tse chesang tse chesang, li-coil tsa tšepe tse batang, li-coil tsa galvanized, li-coil tsa tšepe tse koahetsoeng ka mebala, litšepe tsa karolo, liphaephe tsa tšepe, lithapo tsa tšepe, letlooeng la tšepe, tšepe e sa hloekang, aluminium, koporo le lihlahisoa tse ling tsa tšepe tse kopantsoeng le likhoebo tse kholo. Ho thehiloe metheo e mehlano ea tlhahiso le thekiso Binzhou, Liaocheng, Wuxi, Tianjin, Jinan le Tai'an, e nang le mela e fetang 100 ea tlhahiso, lilaboratori tse 4 tse amoheloang ke naha, litsi tse 2 tsa boenjiniere le litsi tse 5 tsa theknoloji ea likhoebo. Lihlahisoa li romelloa linaheng tse fetang 50 le libaka tse kang Amerika Leboea, Amerika Boroa, Europe, Afrika, Oceania, Middle East le Asia Boroa-bochabela.
