GB/T8162-2008 (Bututun ƙarfe mara nauyi don tsari).An fi amfani dashi don tsarin gabaɗaya da tsarin injiniya.Abubuwan wakilcinsa (alamu): carbon karfe#20,# 45 karfe;gami karfe Q345B, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, da dai sauransu Don tabbatar da ƙarfi da flattening gwajin.

GB/T8163-2008 (Bututun ƙarfe mara nauyi don isar da ruwa).An fi amfani dashi a aikin injiniya da manyan kayan aiki don jigilar bututun ruwa.Kayan wakilci (alama) shine 20 #, 45 #.55# Q345 B da dai sauransu.

GB3087-2008 (Bututun ƙarfe mara nauyi don ƙananan tukunyar jirgi da matsakaici).An fi amfani da shi a cikin tukunyar jirgi na masana'antu da na gida don jigilar ƙananan bututun ruwa mai matsa lamba.Abubuwan wakilci sune karfe 10 da 20.Baya ga tabbatar da abubuwan da ke tattare da sinadarai da kaddarorin injina, gwaje-gwajen matsa lamba na ruwa, crimping, flaring, da gwaji ya kamata a yi.

GB5310-2008 (Bututun ƙarfe mara nauyi don masu zafi mai ƙarfi).An fi amfani da shi don matsanancin zafin jiki da matsa lamba masu isar da kanun ruwa da bututun ruwa akan tukunyar jirgi a cikin tashoshin wutar lantarki da na makamashin nukiliya.Abubuwan da ke wakilta sune 20G, 12Cr1MoVG, 15CrMoG, da dai sauransu. Bugu da ƙari, don tabbatar da abubuwan da ke tattare da sinadarai da kayan aikin injiniya, wajibi ne a yi gwajin matsa lamba na ruwa daya bayan daya, da kuma gwada gwadawa da flattening.Ana isar da bututun ƙarfe a cikin yanayin zafi mai zafi.Bugu da kari, akwai kuma wasu bukatu ga microstructure, hatsi size, da decarburized Layer na ƙãre karfe bututu. 

GB5312-2009 (Carbon karfe da carbon-manganese karfe sumul karfe shambura ga jiragen ruwa).An fi amfani da shi don bututun matsa lamba na I da II don tukunyar jirgi na ruwa da superheaters.Abubuwan wakilci sune 360, 410, 460 karfe maki, da dai sauransu.

GB6479-2013 (Bututun ƙarfe mara nauyi don kayan aikin taki mai ƙarfi).Ana amfani da shi sosai don isar da babban zafin jiki da bututun ruwa mai matsa lamba akan kayan aikin taki.Abubuwan wakilci sune 20 #, 16Mn/Q345B, 12CrMo, 12Cr2Mo, da sauransu.

GB9948-2013 (Bututun ƙarfe mara ƙarfi don fashewar man fetur).An fi amfani dashi a cikin tukunyar jirgi, masu musayar zafi da bututun mai na man fetir.Abubuwan wakilcinsa sune 20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb, da sauransu.

GB18248-2008 (Bututun ƙarfe mara nauyi don silinda gas).An fi amfani dashi don yin iskar gas daban-daban da silinda na ruwa.Abubuwan wakilcinsa sune 37Mn, 34Mn2V, 35CrMo, da sauransu.

GB/T17396-2009 (Hot-birgima sumul karfe bututu don na'ura mai aiki da karfin ruwa props).An fi amfani dashi don yin goyan bayan ma'adinan ma'adanin kwal, silinda da ginshiƙai, da sauran silinda da ginshiƙai.Abubuwan wakilcinsa sune 20, 45, 27SiMn, da sauransu.

GB3093-2002 (High-matsi sumul karfe bututu ga dizal injuna).Yafi amfani da babban matsa lamba mai bututu na dizal engine allura tsarin.Bututun ƙarfe galibi ana zana sanyi, kuma kayan wakilcinsa shine 20A.

 GB/T3639-2009 (sanyi zana ko sanyi birgima daidaici sumul karfe bututu).An yafi amfani da karfe bututu don inji Tsarin da carbon matsa lamba kayan aiki da bukatar high girma daidaito da kuma kyau surface gama.Its wakilci kayan ne 20, 45 karfe, da dai sauransu.

GB/T3094-2012 (sanyi zana sumul karfe bututu na musamman-dimbin yawa karfe bututu).An fi amfani da shi don yin sassa da sassa daban-daban na tsarin, kuma kayan sa suna da ingancin tsarin ƙarfe na carbon da ƙananan ƙarfe.