| Abu | Kayan aikin bututun ƙarfe |
| Daidaitawa | BS, DIN, ANSI, da dai sauransu. |
| Kayan abu | ASTM A536 Grade 65-45-12, GGG50, GJS500, GGG40, QT500 da dai sauransu. |
| Girman | 1/8 ″ zuwa 6″, ko kuma kamar yadda ake bukata. |
| Surface | Galvanized, baƙar fata, ko yadda ake buƙata. |
| Aikace-aikace | Ya dace da haɗin bututu na tururi, iska, gas, mai, da dai 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. |
| Lokacin farashi | Ex-aiki, FOB, CIF, CFR, da dai sauransu. |
| Biya | T/T, L/C, Western Union, da dai sauransu. |
| Takaddun shaida | ISO, SGS, BV. |