Ana yin bututun da aka ƙera da faranti na ƙarfe ko ɗigon ƙarfe waɗanda ake lanƙwasa sannan a yi musu walda. Dangane da nau'in nau'in nau'in walda, an raba shi zuwa bututu mai walƙiya madaidaiciya da bututu mai walƙiya.
Bisa ga manufar, an raba su zuwa gabaɗaya welded bututu, galvanized welded bututu, oxygen-busa welded bututu, waya casings, metric welded bututu, nadi bututu, zurfin rijiyar famfo bututu, mota bututu, transformer bututu, lantarki welded bakin ciki-banga bututu. , lantarki welded bututu na musamman da kuma karkace welded bututu.
Gabaɗaya welded bututu: Ana amfani da bututun mai waldadin gabaɗaya don jigilar ruwa mara ƙarfi. Anyi daga Q195A, Q215A, Q235A karfe. Hakanan ana iya yin ta da wasu ƙananan karafa waɗanda ke da sauƙin waldawa. Bututun ƙarfe suna buƙatar yin gwaje-gwaje kamar matsa lamba na ruwa, lanƙwasa, da lanƙwasa, kuma suna da wasu buƙatu don ingancin saman. Yawancin lokaci, tsawon isarwa shine 4-10m, kuma ana buƙatar isar da tsayayyen tsayi (ko tsayi da yawa) sau da yawa.
An bayyana ƙayyadaddun ƙayyadaddun bututu masu walda a cikin diamita mara kyau (milimita ko inci). Diamita na ƙididdiga ya bambanta da ainihin. Dangane da ƙayyadadden kauri na bango, akwai nau'ikan bututun walda, nau'ikan bututun ƙarfe na yau da kullun da bututun ƙarfe mai kauri. Mai zuwa shine taƙaitaccen gabatarwa ga aikace-aikacen bututu masu tauri da yawa:
1. Gabaɗaya ana amfani da bututun welded don jigilar magudanar ruwa na gabaɗaya kamar ruwa, gas, iska, mai, da tururi mai dumama.
2. Hannun hannu na karfe na carbon karfe na yau da kullun (GB3640-88) bututun karfe ne da ake amfani da su don kare wayoyi yayin da ake amfani da wutar lantarki kamar gine-ginen masana'antu da na farar hula da kuma shigar da injuna da kayan aiki.
3. Madaidaicin bututun welded na lantarki (YB242-63) bututun ƙarfe ne wanda keɓaɓɓen ɗinkin ya yi daidai da madaidaiciyar shugabanci na bututun ƙarfe. Yawancin lokaci ana rarraba su zuwa bututu masu waldaran lantarki, bututu masu waldaran lantarki, bututun mai sanyaya wutar lantarki, da dai sauransu.
4. Karkataccen bututu mai welded mai ruɗi don jigilar ruwa mai matsa lamba (SY5036-83) bututu ne mai jujjuyawar baka mai walda don jigilar ruwa mai matsa lamba. An yi shi da ƙwanƙolin ƙwanƙolin ƙarfe na ƙarfe mai zafi kuma an yi shi a karkace a koyaushe. Ana walda shi ta hanyar waldawar baka mai gefe biyu. Karkataccen bututu ne mai jujjuya baka mai walda don jigilar ruwa mai matsa lamba Dike bututun karfe. Bututun ƙarfe suna da ƙarfin ɗaukar nauyi mai ƙarfi da kyakkyawan aikin walda. An gudanar da gwaje-gwajen kimiyya daban-daban masu tsauri da gwaje-gwaje kuma suna da aminci da abin dogaro don amfani. Bututun karfe yana da babban diamita, ingantaccen sufuri, kuma yana iya ceton hannun jari wajen shimfida bututun. An fi amfani da shi don bututun mai da iskar gas.
5. Karkace kabu high-mita welded bututu (SY5038-83) domin matsa lamba-hali ruwa sufuri da aka yi da zafi-birgima karfe tsiri coils kamar yadda bututu blanks, spirally kafa a akai zazzabi, kuma welded ta high-mita cinya waldi hanya. Ana amfani da shi don jigilar ruwa mai ɗaukar nauyi. Karkace kabu high-mita welded karfe bututu. Bututun ƙarfe suna da ƙarfin ɗaukar ƙarfi mai ƙarfi, da filastik mai kyau, kuma suna da sauƙin waldawa da sarrafawa. Bayan tsauraran gwaje-gwaje da gwaje-gwaje na kimiyya daban-daban, suna da aminci kuma abin dogaro ne don amfani. Bututun ƙarfe suna da manyan diamita, haɓakar sufuri, kuma suna iya adana saka hannun jari a cikin shimfida bututun. An fi amfani da shi wajen shimfida bututun mai da ke jigilar mai, iskar gas, da sauransu.
6. Karkaye submerged baka welded karfe bututu (SY5037-83) domin general low-matsa lamba ruwa sufuri da aka yi da zafi-birgima karfe tsiri coils kamar bututu blanks kuma spirally kafa a akai-akai zazzabi; Ana yin ta ta hanyar waldawar baka mai nitsewa ta atomatik ko walda mai gefe guda. Ana amfani da bututun ƙarfe masu waldaɗɗen baka don jigilar ruwa mara ƙarfi kamar ruwa, gas, iska, da tururi.
Bututun welded na iya amfani da hanyoyin gwaji guda uku.