- API 5L PSL1 GRB seamless boiler steel pipe for hot sale
- 2017-07-24 08:53
- Model Number: API 5L PSL1 grb Key Specifications/Special Features: Key specifications/special features:API 5L PSL1 grb seamless boiler steel pipe for hot saleGrade:A, B, X42, X46, X56, X60, X70, X80, X90, X100, X120Sizes:1.Out diameter: 6mm-820m...