... delivery according to "BLOCK" requirement1. steel ship plate hot rolled steel plate carbon steel plate 2. 6-150mm 3. AH32 ... alloy structuralsteelsQ295,Q345,Q390,Q420,Q640GB/T1591—19944Structural steels for bridgesQ235q, Q345q,Q370q,Q420qGB/T714—20005Hot-rolled steel ... of quality steel plate, seamless pipe, angle, re-bar, wire, round steel, channel steel, PC steel bar, flat, bulb flat, coil steel, I- ...