- Coupling
- 2016-11-02 19:44
- HomeConstruction DecorationPipe FittingsPipeFittingAccessoriesCouplingTianjin DALIPU OIL COUNTRY TUBULAR GOODS...[Provin
- Steel Casing Pipe
- 2016-10-26 03:22
- Size: 4 1/220 inch Steel Grade: H40, J55, K55, N80-1, N80-Q, L80-1, L80-13Cr, P110... Ends Connection: STC/LTC/BTC, Prem