Mineral and Metals Agents
| Square pipe | Seller: Tianjin Yongmai Trading Co., Ltd. | Specificaion:OD:13*13-600*600mm,thickness:0.6-30mm,length:6-12m. Main material:Q235,Q345,16Mn,20#... | |
| spiral steel pipe | Seller: Tianjin Yongmai Trading Co., Ltd. | Specification:OD:219-2020mm,thickness:5-40mm,length:6-12m. Main material: Q235、Q345、16Mn、20#、X42-... |




