- Q345B steel pipe for bridge roof suport
- 2017-12-01 15:54
- Model Number: Q345B OD less than 219.3mm Brand Name: China Jingxin Key Specifications/Special Features: Outside diameter: exceeding 114.3mm but less than 219.3mmSpecifications: API 5L, ASTM A572, A210 Gr.C, ST52Materials: Q345B,16MnSurface: ba...