ERW (Motlakase Resistance Welded) lipeipili entsoe ka li-coil tse kolobisitsoeng tse chesang ka ho kopanya ka motlakase lipheletsong tse peli tsa khoele. High-frequency current e fetisoa ka li-coil tse pota-potiloeng ho sebelisa li-electrode tsa koporo.
Phallo e hanyetsanang ea motlakase pakeng tsa li-conductor e etsa hore mocheso o matla o tsepamise maikutlo ho ea ka mathōko, ho baka khanyetso. Hang ha mocheso o itseng o fihlile, ho sebelisoa khatello, e leng se etsang hore seams a kopane hammoho.
Litšobotsi tsa ERW Pipes:
● Longitudinal welded seam.
● E entsoe ka ho fetisa maqhubu a phahameng a maqhubu ka likhoele tsa tšepe le ho kopanya lipheletsong tlas'a khatello e matla.
●Bophara ba ka ntle bo tloha ho ½ ho isa ho 24 inches.
● Botenya ba lebota bo fapana ho tloha ho 1.65 ho isa ho 20mm.
● Bolelele bo tloaelehileng ke 3 ho isa ho 12 m, empa bolelele bo bolelele bo fumaneha ha u kopa.
●E ka ba le lipheletso tse hlakileng, tse khole, kapa tse beveled joalo ka ha ho hlalositsoe ke moreki.
● Lipeipi tsa ERW tse boletsoeng tlas'a ASTM A53 li theha motheo oa lipeipi tse ngata tse sebelisoang ho oli, khase kapa maro a mouoane.
Mokhoa oa ho Etsa Lipeipi tsa ERW:
● Likhoele tsa tšepe ke lisebelisoa tsa motheo tsa ho etsa lipeipi tsa ERW.
● Methapo ea tšepe e aroloa ka bophara le boholo bo itseng pele e fepeloa lifemeng.
● Likhoele tsa tšepe li phuthoa monyako oa leloala la ERW ebe li fetisetsoa fatše leloaleng ho etsa sebōpeho se kang tšupu se nang le moroho o sa koaloang oa longitudinal.
● Ho sebelisoa mekhoa e fapaneng e kang seam welding, flash welding le resistance projection welding.
●Motlakase o phahameng, o nang le matla a tlaase o fetisoa ka li-electrode tsa koporo tse khomarelang phala ea tšepe e sa phethoang ho futhumatsa mahlakore a bulehileng.
●Flash welding e atisa ho sebelisoa kaha ha e hloke thepa e entsoeng ka tšepe.
● Liforomo tsa ho ntša li-arc pakeng tsa mathōko, 'me ha li fihla mocheso o nepahetseng, li-seams li hatelloa ho kopanya sehlahisoa.
● Lifaha tsa ho cheselletsa ka linako tse ling li fokotsoa ho sebelisoa lisebelisoa tsa carbide, 'me libaka tse cheselitsoeng li lumelloa ho pholile.
● Li-tubing tse pholileng li ka kena moqolong oa boholo ho etsa bonnete ba hore bophara ba ka ntle bo kopana le litlhaloso.
Liphaephe tsa Tšepe tse Khabisitsoeng
Lisebelisoa tsa ERW Pipes:
●Lipeipi tsa ERW tse sebelisoang haholo ke lipeipi tse tsamaisang oli e tala, khase ea tlhaho le lintho tse ling. Li na le bophara ba karolelano e phahameng ho feta liphaephe tse se nang moeli 'me li ka finyella litlhoko tse phahameng le tse tlaase, tse etsang hore e be tsa bohlokoa joaloka liphaephe tsa lipalangoang.
● Liphaephe tsa ERW, haholo-holo tsa specifikation API 5CT, li sebelisoa ka casing le li-tubing
● Liphaephe tsa ERW li ka 'na tsa sebelisoa e le liphaephe tsa ho haha lifeme tse fehlang matla a moea
● Liphaephe tsa ERW li sebelisoa indastering ea tlhahiso e le li-sleeve tse nang le matsoho, ts'ebetso ea mechine, mechine ea ho sebetsa, le tse ling
● Ts'ebeliso ea lipeipi tsa RW e kenyelletsa ho tsamaisa khase, lipeipi tsa mokelikeli o fehlang matla a metsi, le tse ling.
● Li boetse li na le tšebeliso ea ho haha, lipeipi tse tsamaeang ka tlas'a lefatše, lipalangoang tsa metsi bakeng sa metsi a ka tlas'a lefatše le lipalangoang tsa metsi a chesang.
Nako ea poso: May-22-2024