DSAW(Peipi e cheselitsoeng ka mahlakoreng a mabeli)litšoaneleho: ts'ebetso ea tlhahiso ea phala e cheselitsoeng e bonolo, e sebetsa hantle, e theko e tlase, nts'etsopele e potlakileng.Matla a spiral welded pipe ka kakaretso a phahame ho feta phala ea dsaw 'me e ka fokotsa tlhahiso ea billet ea phala e kholo ea bophara, u ka boela ua sebelisa bophara bo tšoanang ba tlhahiso ea billet ea bophara bo fapaneng ba phala.Leha ho le joalo, ha ho bapisoa le bolelele bo lekanang ba phala ea seam e otlolohileng, bolelele ba Weld bo eketsehile ka 30 ho isa ho 100%, le sekhahla sa tlhahiso e tlase.

DSAW(Double-sided spiral submerged arc welded pipe) e sebelisoa haholo khase ea tlhaho, petroleum, lik'hemik'hale, motlakase, futhumatsang, drainage, futhumatsang mouoane, hydropower penstock, matla a futhumatsang, metsi le liphaephe tse ling tse telele, ho bokella, ho phunya, marokho. , tšepe le masimo a mang a boenjiniere.