Matsayi:
ASME SA106-High zafin jiki sumul carbon karfe tube
ASME SA179-Ƙaramar bututun ƙarfe da aka zana sanyi mara kyau don mai musanya zafi da na'ura
ASME SA192- Bututun tukunyar jirgi mara kyau na carbon karfe don matsa lamba
ASME SA210-Matsakaicin Matsakaicin Carbon Karfe Bututu don Tufafi da Superheaters
ASME SA213-Seamless ferritic da austenitic gami karfe bututu don tukunyar jirgi, superheaters da zafi musayar
ASME SA335-Seamless ferritic gami karfe maras tushe bututu ga high zafin jiki
Farashin 17175- Bututun ƙarfe mara ƙarfi wanda aka yi da ƙarfe mai jure zafi
Saukewa: EN10216-2-Bututun ƙarfe da ba a haɗa su ba tare da ƙayyadaddun kaddarorin zafin jiki
GB5310— Bututun ƙarfe mara ƙarfi don tukunyar jirgi mai ƙarfi
GB3087— Bututun ƙarfe mara ƙarfi don ƙananan tukunyar jirgi mai ƙarfi da matsakaici