長期銷售 Q345B鋼板、Q345C鋼板、Q345D鋼板、50Mn鋼板、45Mn鋼板       正品優質 低價 歡迎選購！

產品 材質 規格 價格
Q345B鋼板 Q345B 4.6*1800*C 3830元/噸
Q345B鋼板 Q345B 11.3*1800*C 3832元/噸
Q345B鋼板 Q345B 18.2*1800*C 3833元/噸
Q345B鋼板 Q345B 20.5*1800*C 3835元/噸
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