我廠批發零售優質16Mn方管、Q345B方管、Q345E方管、Q345E無縫方管，規格精密，質量保證，品質一流，價格合理，望請選購。 

產品 材質 規格 價格
Q345B方管 Q345B 80*80     60x60 4855/噸
Q345B方管 Q345B 120*120   100x100 4865/噸
Q345B方管 Q345B 180*180   140x140 4885/噸
Q345B方管 Q345B 200*200   160x160 4895/噸
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