ERWbụ elu-ugboro eguzogide ịgbado ọkụ ogologo onuete welded anwụrụ;LSAWbụ submerged arc ịgbado ọkụ ogologo onuete welded anwụrụ;Abụọ bụ nke ogologo onuete welded anwụrụ, ma ịgbado ọkụ usoro dị iche iche.Ya mere ị pụghị ikwu otu n'ime ha na nnọchite nke ogologo onuete welded ọkpọkọ.Ọkụ ígwè ndị ọzọ a na-ahụkarị bụ SSAW- gburugburu welded ọkpọkọ.High ugboro ogologo onuete (ERW) dị ka ịgbado ọkụ usoro na-ekewa dị iche iche induction ịgbado ọkụ na iguzogide ịgbado ọkụ abụọ ụdị, dabere na-ekpo ọkụ akpọrepu obosara olu dị ka akụrụngwa, site na-aga n'ihu na-akpụ, ekwe, ịgbado ọkụ, okpomọkụ ọgwụgwọ, sizing, straightening. usoro ịkpụ.E jiri ya tụnyere SSAW, oke nha nha, nha mgbidi edo edo, ịdị mma elu dị mma, nrụgide dị elu bụ uru niile.Ma mwepu bụ na naanị ngwaahịa obere dayameta mkpa mgbidi anwụrụ, weld mfe ọgbọ na-eguzogide ọgwụ, ezughị ezu Fusion, trenchi corrosion ntụpọ.A na-eji ya eme ihe dị ka gas obodo, njem mmanụ crude.

The ihe nke LSAW ígwè ọkpọkọ bụ otu oké ígwè efere, na ígwè na ebu ma ọ bụ ịkpụzi igwe ọkara-voltaji (olu), na-eji okpukpu abụọ n'akụkụ submerged arc ịgbado ọkụ Ya okokụre ngwaahịa nkọwa nso bụ obosara, na ike nke weld, plasticity, ezi uniformity na compactness, na nnukwu ọkpọkọ dayameta, mgbidi ọkpụrụkpụ, ike na-eguzogide elu nrụgide, ala okpomọkụ corrosion eguzogide, wdg Na-ewu nke elu ike, elu siri ike, elu àgwà nke ogologo anya mmanụ na gas pipeline, ígwè tube bụ. ukwuu n'ime nnukwu dayameta oké mgbidi kwụ ọtọ onuete submerged arc.Dị ka ndokwa nke ọkọlọtọ API na nnukwu mmanụ na gas pipeline, mgbe elu, oké osimiri na obodo ndị mmadụ bi na klas 1, 2, ogologo seam submerged arc bụ nanị ahapụtara maka tube ụdị.

Dị ka akpụ ụzọ nke dị iche iche nwere ike kewaa: UOE/JCOE/HME.Mpịakọta nke spiral submerged arc (SSAW) bụ na ntụziaka na etiti ahịrị nke ọkpọkọ na-akpụ Angle (mgbanwe), na-akpụ na ịgbado ọkụ, na ịgbado ọkụ onuete n'ime gburugburu, uru bụ na ọ nwere ike na-emepụta dị iche iche nkọwa nke ígwè anwụrụ dayameta nke Otu nkọwapụta, akụrụngwa akụrụngwa buru ibu, weld nwere ike zere nrụgide bụ isi, ọnọdụ nrụgide dị mma, ọghọm ya bụ nha geometry na-adịghị mma, ogologo weld ma e jiri ya tụnyere ogologo nkedo kwụ ọtọ, dị mfe imepụta cracks, porosity, slag, weld ntụpọ. dị ka ịgbado ọkụ, ịgbado ọkụ nrụgide bụ tensile stress steeti.Iwu na ụkpụrụ nke izugbe mmanụ na gas ogologo pipeline imewe ịghasa Spiral submerged arc nwere ike iji naanị klas atọ, mpaghara klaasị.4 mba ọzọ usoro a ga-mma raw ihe kama ígwè efere, akpụ na ịgbado ọkụ, mgbe ahụ ịgbado ọkụ na dabere, oyi ịgbasa, mgbe ịgbado ọkụ, àgwà ịgbado ọkụ dị nso UOE tube, n'ụlọ ọ dịghị usoro dị otú ahụ, bụ ntụziaka nke. anyị factory imeziwanye."West-east gas" ka na-eji omenala nka mmepụta, naanị ọkpọkọ oghere.United States, Japan na Germany, n'ozuzu, SSAW na-adịghị mma, echela na ọ dị mma iji ogwe SSAW;Canada na Italy akụkụ na-eji SSAW, Russian, obere ego nke ojiji nke SSAW, na emewo a nnọọ ike nkwado ọnọdụ, n'ihi akụkọ ihe mere eme, ọtụtụ ogwe anụ ụlọ bụkwa iji SSAW.