Astm A105 Standard yana nufin flanges Carbon Karfe waɗanda aka ƙirƙira don Aikace-aikacen Zazzabi a cikin Tsarin Matsayi
A515 sa 70 carbon karfe yana da fa'idodin ƙarfi saboda halartar injinan da halaye. Saboda babban abun ciki na chromum, waɗannan carbon sexes suna da kyakkyawan lalata lalata a cikin kafofin watsa labarai da yawa.
ASM ANM ANM A234 GR WPB COMS kuma yana aiki da kyau a cikin yanayin cryobenic. Ana ganinsu a cikin man fetur, mai, da aikace-aikacen gas. An tsara kayan WPB tare da manyan kayan aikin injin. Astm ATM A234 game da maki da yawa, kamar wpb, wpc, wp5, WP9, WP2, WP91 da sauransu. A cikin waɗannan daidaitattun WPB shine mafi yawan kayan gama matsakaici da kuma cutar zazzabi mai yawa. W Yana nufin weldable, p yana nufin matsin lamba, b shine aji B, yana nufin ƙarancin amfanin ƙasa. CS Enbow A234 WPB shine carbon carbon kuma mai wahala ne. Hakanan yana da ƙarancin yawan amfanin ƙasa da 50mpta ƙarfi da 585psa mafi karancin ƙarfi na ƙarfi.