Structual karfe bututu Carbon sumul karfe bututu
Gabatarwa
Tsarin tsarin bututun bututun ƙarfe ne na gabaɗaya, wanda aka yi amfani da shi sosai a cikin bututu mai zafi (extruded, faɗaɗa) da kuma bututun da ba shi da sanyi (Rolling).
Siga
| Abu | Tsarin karfe bututu | 
| Daidaitawa | ASTM, DIN, ISO, EN, JIS, GB, da dai sauransu. | 
| Kayan abu 
 | 0# 35# 45# Q345B、16Mn、Q345B-E、20Mn2、25Mn、30Mn2、40Mn2、45mn2 SAE1018、SAE1020、SAE1518、SAE1045 da dai sauransu. | 
| Girman 
 | Kauri bango: 3.5mm--50mm, ko kamar yadda ake bukata. Outer diamita: 25mm-180mm, ko kamar yadda ake bukata. Tsawon: 1m-12m, ko kuma yadda ake bukata. | 
| Surface | Mai sauƙi mai sauƙi, zafi tsoma galvanized, electro-galvanized, black, danda, varnish shafi / anti-tsatsa mai, m shafi, da dai sauransu. | 
| Aikace-aikace 
 | Bututun tukunyar jirgi, bututun ruwa, bututun ruwa, bututun damping, bututun tsari, injina da bututun mota, da sauransu. | 
| fitarwa zuwa 
 | America, Australia, Brazil, Canada, Peru, Iran, Italy, India, United Kingdom, Arab, da dai sauransu. | 
| Kunshin | Daidaitaccen fakitin fitarwa, ko yadda ake buƙata. | 
| Kalmar farashi | EXW, FOB, CIF, CFR, CNF, da dai sauransu. | 
| Biya | T/T, L/C, Western Union, da dai sauransu. | 
| Takaddun shaida | ISO, Farashin SGS, BV. | 
Nunin Kayayyakin
 
Ku rubuta sakonku anan ku aiko mana
 












