A cikin raka'o'in samar da man fetur, ana amfani da ƙarfe molybdenum na chromium da ƙarfe molybdenum vanadium na chromium da bututun ƙarfe marasa shinge.

Bututun ƙarfe na GB9948 mara sumul don fashewar man fetur

GB6479 “Bututun Karfe Mai Matsi Mai Ƙarfi Don Kayan Aikin Takin Zamani”

GB/T5310"Bututun ƙarfe mara sumul don tukunyar ruwa mai matsin lamba mai yawa"

GB9948ya ƙunshi nau'in ƙarfe na chromium molybdenum: 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo da sauransu.

GB6479ya ƙunshi nau'in ƙarfe na chromium molybdenum: 12CrMo, 15CrMo, 1Cr5Mo, da sauransu.

GB/T5310 ya ƙunshi ƙarfe na molybdenum na chromium da ƙarfe na molybdenum-vanadium na chromium: 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, da sauransu.

Bututun Karfe mara sumul don Zafin Jiki Mai Tsayi

Bututun ƙarfe na ferritic da austenitic Alloy marasa sumul don Boilers, superheaters da masu musayar zafi

ASTM A333 — Bututun Karfe Mara Sumul da Welded don Amfani da Cryogenic

ASTM A335- Bakin ƙarfe mara sumul don amfani da zafin jiki mai yawa

TS EN 10216-2 - Bututun ƙarfe marasa ƙarfe da ƙarfe masu ƙarfe waɗanda ke da ƙayyadaddun halayen zafin jiki mai yawa

An haɗa kayan ƙarfe a cikin ASTM A106: Gr.B,Gr.C

ASTM A213ya haɗa da maki na ƙarfe: T11, T12, T22, T23, T91

ASTM A333 / A335M ya ƙunshi alamar ƙarfe: P11, P12, P22, P5, P9, P91, P92