BAYANIN KAYAYYAKI
Bututun ƙarfe na DuctileTsawon: mita 5 ko mita 6. Gabututun ƙarfe mai girman diamita EN545(misali, DN ≥ 1000), 8, 9, ko wasu tsayin da aka keɓance suna samuwa don sauƙin sufuri da shigarwa.
Bututun ƙarfe na Ductile Taurin maki: K8,K9, K10. K9shine matakin da aka fi amfani da shi, wanda ya dace da yawancin ayyukan samar da ruwa na birni da kuma ayyukan magudanar ruwa na matsakaici da ƙasa.
Matsayin Matsi na Bututun ƙarfe na Ductile (PN): PN 10, PN 16, PN 25, PN 40 (naúra: mashaya). Misali, PN 40 yana nuna cewa an tsara bututun DI don matsakaicin matsin lamba na sandar 40 (4.0 MPa).
![Bututun ƙarfe mai ƙarfi [EN545]](https://cdnus.globalso.com/dinsenmetal/aeb8892a.jpg)
