GB/T5310-2008Bututun ƙarfe mara shinge wani nau'in bututun ƙarfe ne mai inganci. Bututun tukunyar ya kasu kashi biyu na bututun tukunyar gabaɗaya da bututun tukunyar mai matsin lamba mai yawa bisa ga aikin zafinsa mai girma. Ana amfani da bututun tukunyar mai matsin lamba mai yawa musamman don kera tukunyar tururi mai matsin lamba mai yawa da sama da matsin lamba, bututu da sauran ƙarfe mai inganci na carbon, ƙarfe mai tsari na ƙarfe da bututun ƙarfe mai jure zafi mara shinge. [1] Waɗannan bututun tukunyar suna aiki a yanayin zafi da matsin lamba mai yawa, suna samar da iskar gas mai zafi da tururin ruwa mai zafi, waɗanda ke da saurin kamuwa da iskar shaka da tsatsa.

Matsayin ƙarfe

(1) Karfe mai inganci na tsarin carbon 20G, 20MnG, 25MnG. 

(2) Tsarin ƙarfe na ƙarfe 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12CrMoVG, 12Cr3MoVSiTiB, da sauransu. 

(3) Karfe mai jure zafi wanda aka saba amfani da shi 1Cr18Ni9, 1Cr18Ni11Nb bututun boiler wanda aka saba amfani da shi don tabbatar da sinadaran da halayen injiniya, don yin gwajin matsin lamba na ruwa, don yin gwajin matsi, da kuma gwajin matsi. Ana isar da bututun ƙarfe a yanayin maganin zafi. 

Bugu da ƙari, ana buƙatar ƙaramin tsari, girman hatsi da kuma matakin cirewar bututun ƙarfe da aka gama.

Baya ga bututun ƙarfe mai ƙarfi mai ƙarfiGB/T5310-2008da aka ambata a sama, manyan samfuran kamfaninmu sune:

ASTMA210(A10M)-2012Tukunyar ƙarfe mai matsakaicin carbon da bututun ƙarfe mai zafi mara shinge, babban kayan shine SA210 GrA1, SA210GrC;

ASME SA106/SA-106M-2015, manyan kayan sune GR.B gr.C;

ASME SA-213/SA-213M, kayan ƙarfe na gama gari: T11, T12, T22 da T23, T91, P92, T5, T5b, T9, T21, T22, T17;

ASTM A335 / A335M – 2018, manyan kayan sune: P11, P12, P22, P5, P9, P23, P91, P92, P2, da sauransu.