SS400 galibi ana birgima cikin sanda waya ko zagaye, karfe na karfe, da ƙarfe na karfe, da sauransu, da matsakaici da faranti karfe. Ana amfani dashi sosai a cikin tsarin gini da injiniya. Ana amfani da shi don yin sandunan karfe ko gina filayen ginin masana'anta, manyan bindigogi masu hawa, gadaje, da sauransu. C, d saƙa za'a iya amfani da karfe kamar yadda wasu ƙwararru masu ƙwararru.
Babban ka'idodi: Dome GB / T, American Stanst Astm, Alamar Jafananci JIS, Daidaitaccen Jamusanci