ERW bututun karfe ne mai juriya mai juriya, juriya welded bututun karfe ya kasu zuwa musayar bututun karfe da kuma bututun karfe na DC a cikin nau'i biyu.

AC waldi daidai da mitoci daban-daban an raba zuwa low-mita waldi, IDAN waldi, waldi na ultra-IF da high-mita waldi. Ana amfani da walƙiya mai ƙarfi don samar da bututun ƙarfe na bakin ciki ko kauri na bango, babban walƙiya mai girma cikin walƙiyar lamba da walƙiyar shigarwa. Ana amfani da walda na DC gabaɗaya don ƙaramin diamita na bututun ƙarfe. Don haka, dangane da madaidaicin bututun welded mai girma da aka haɗa a cikin bututun ERW shine babban aikin walda don samar da bututun ERW. ERW Longitudinal ci-gaba samfurin yi a fagen man fetur da gas ajiya da kuma sufuri, ingancin jagoranci, mafi tattali karfe bututu.

SAW bututun ƙarfe gajere ne na Submerged Arc Welding Steel Pipe, wanda shine yin amfani da tsarin siyar da bariki don ƙera ƙarfe, tsarin yana haifar da babban yawa na yanzu, ƙirar juyi don hana saurin asarar zafi, kuma yana mai da hankali a cikin yankin walda. Submerged arc weld na high quality, high samar yadda ya dace, baka da hayaki 'yan halaye na submerged baka welded bututu ana amfani da ko'ina a matsa lamba tasoshin, bututu masana'antu, bim, low matsa lamba ruwa, karfe ayyuka. Babban kayayyakin da SAW karfe bututu LSAW Karfe bututu, Longitudinally Submerged Arc Welding Karfe bututu LSAW karfe bututu, shi ne amfani da submerged baka waldi samar da madaidaiciya kabu karfe bututu.

Bambanci tsakaninerwkumaganikarfe bututu

Kamar yadda ERW karfe bututu da SAW karfe bututu a cikin bututu a lokacin kafa, waldi da kuma tsari ne daban-daban, sabõda haka, biyu irin karfe bututu a cikin wasan kwaikwayon akwai wasu bambance-bambance.

(1) ERW karfe bututu surface ingancin ne m zuwa karkace submerged baka welded bututu, ERW karfe bututu surface ne santsi, santsi, kyau, SAW karfe bututu ciki da kuma waje weld ƙarfafa.

(2) ERW karfe bututu weld lahani iri ne kasa da saw karfe bututu. Saw karfe bututu tare da sauran ƙarfi ajiya, mafi iri lahani, ban da girma lahani, akwai waya-line tarko. ERW karfe bututu weld lahani kawai waya-line da madaidaiciya welds, da dubawa tsari sauki bi, da lahani a cikin matsakaicin tunani a, da zarar rashin fayyace, ultrasonic nuna karfi, sauki gane.

(3) ERW karfe bututu alaka da saw karfe bututu a saura danniya rabo ne low. Tun da nakasar bututun ERW a cikin tsarin nakasawa da cikakken, haɗe-haɗe da sikelin siffa mai lebur, canje-canje a tsaye da wuya, yin ERW ragowar damuwa ya zama ƙarami. Gwajin jiki ya nuna cewa ƙayyadaddun ƙayyadaddun bayanai iri ɗaya, bututun ERW iri ɗaya bayan incision tare da axis, axial da transverse incisions ƙarami ƙaura fiye da karkace submerged arc welded bututu.

(4) ERW bututu overall yi na guda, a lokacin da bututu zama m, karfe juye hukunci, ba da damar waldi. SAW karfe bututu yarda, da bututu waldi yi da kuma overall yi ba daidai ba, waldi wuri yiwuwa ga danniya lalata fatattaka. Gwaje-gwaje sun nuna cewa danniya lalata gajiya gwajin ERW bututu karkace submerged baka welded bututu tsawon fiye da rai.