Prefab House, Container House, Folding House manufacturer / supplier in China, offering High Strength Alloy Steel Angle Bar Q345 Q420 70X70X7mm for Mechanical Equipment, Prime Quality Hot Rolled Steel Angle Bar L60X60X6mm ASTM A36 for Structural Framin, Galvanized Steel Angle Bar ASTM A36 A572 Q235 Q345 Equal Angle Steel Bar and so on.