- DIN17175 steel pipe
- 2016-10-26 03:39
- DIN17175 steel pipeDIN17175 Grade:St35.8 St45.8 Seamless Steel Tube1.Standard:DIN171752. Grade:St35.8 ST37.0 St45.8 St52
- API 5L Seamless pipes
- 2016-10-26 03:10
- MECHANICAL SEAMLESS STEEL TUBINGUsage: Applicable to the general structure, mechanical structure with seamless steel tub