S235JR S355JR SS400 A36 Q235 Q345 Hot Rolled Steel
Steel U Purlin, Channel Steel, C Section manufacturer supplier in China, offering Ss400 Structural Hot Rolled U Channel Steel (CZ-C28), 125*125*6.5*9 mm Steel H Beam with Quality, PPGI Steel Coil with Good Quality and Hot Sales Material and so on.
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