Mabomba ya chuma ya ERW
Kawaida: BS 1387-1985, ASTM A53, ASTM A513, ASTM A252-98, JIS G3444-2004 STK400/500, G3452-2004, EN 10219, EN 10255-1996, DIN 208/7, DIN 308, DIN 3996, DIN 3444-2004, G3452-2004.
Nyenzo: Q195, Q235, Q275, Q345
Vipimo: 1/2"-24" (OD: 21.3mm-660mm)
Unene wa ukuta: 1.0-12 mm
Matibabu ya uso: Mabati, mipako ya mafuta, lacquering