Carbon steel ERW pipe, Welded Steel tubes, Galvanized Welded Tube, ERW Tube, EMT conduit, Bright Welded Tube. Carbon steel ERW pipe We are specialized ... in produce welded Steel tubes, containing Galvanized Welded Tube, ... Q235, Q345, SPHC, SPHD, SPHE, SAE1006, 08F.Out Diameter: 9.0-60mmThickness: 0.40-3.0mmZn coating: Max 270 g ...