(1)Main karfe bututu iri: DIN jerin high-daidaici haske sumul karfe bututu, musamman karfe bututu don na'ura mai aiki da karfin ruwa tsarin, musamman karfe bututu don mota masana'antu.
(2)Babban ma'auni: DIN2391, DIN2445, EN10305, DIN1629, DIN1630, ASTM A179
(3)Babban kayan: ST35 (E235) ST37.4 ST45 (E255) ST52 (E355)
(4)Babban matsayin bayarwa: NBK (+N) GBK (+A) BK (+C) BKW (+LC) BKS (+SR)
(5)(5) Babban fasali: babu oxidation Layer a kan ciki da waje bango na karfe bututu, babu yayyo a karkashin babban matsa lamba, high daidaici, high gama, babu nakasawa a sanyi lankwasawa, babu fasa a flaring da flattening.(6) Babban aikace-aikace. : Ana amfani da su a masana'antu daban-daban kamar bututun na'ura mai aiki da karfin ruwa, injin kera motoci, soja, injin injiniya, injinan jirgin kasa, sararin samaniya, jiragen ruwa, injinan gyare-gyaren allura, injin simintin gyare-gyare, injin injin, injin dizal, injin petrochemicals, tashoshin wutar lantarki, kayan aikin tukunyar jirgi, da dai sauransu.