Ningbo Chenglong Special Steel Co., Ltd.

Steel Wire
Hot-rolled wire rod

Hot-rolled wire rod

1. Grade: Q345, 40Cr, 20MnTiB wire rod 2. Dia 8--20mm 3. Hot rolled 1. Grade: Q345, 40Cr, 20MnTiB2. Dia 8--20mm3. Hot rolled, wire rod ...



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