ERW Karfe Bututu
Standard: BS 1387-1985, ASTM A53, ASTM A513, ASTM A252-98, JIS G3444-2004 STK400/500, G3452-2004, EN 10219, EN 10255-1296,302
Abu: Q195, Q235, Q275, Q345
Musammantawa: 1/2 "-24" (OD: 21.3mm-660mm)
Kaurin bango: 1.0mm-12mm
Jiyya na saman: Galvanized, murfin mai, lacquering






