q345d steel coil used in bridge engineering supplier - LAB q345b coil used in bridge engineering with standard sizes
Q345d Steel Plate Used In Bridge Engineering In Stock xinhai. Q345 steel specification and equivalent standard. Q345 is low alloy structural steel with good mechanical properties, low temperature performance, plasticity and good weldability, it is mostly used in low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations, mechanical parts, building structure, general q345b coil used in bridge engineering with standard sizes
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