材质
S350GD/S390GD/S420GD/S450GD/S550GD
应用
流体管, 锅炉管, 钻杆, 煤气管, 输油管, 化肥专用管, 结构管, Other
认证
API, ce, rohs, 之二, JIS, ISO9001
Standard
S350GD/S390GD/S420GD
Certificate
MTC API ISO EN
Surface
Zinc Coated 40-700g/sqm
Shape
Round Square. Rectangular
Technology
Hot Rolled Cold Rolled ERW
Usage
Construction Structure/Solar System
Advantage
Corrosion Resistance