- Seamless Steel Pipe for Oil & Gas
- 2016-10-26 16:37
- Business scope of Yanshan Qianyi Pipe Industry Co., Ltd includes: Seamless steel pipes, welded steel pipes and the stain
- carbon steel cap
- 2016-10-23 17:41
- PIPE FITTINGSO.DO.DtoleranceW.T10mm-1016mm0.4mm12.5%InternationalStandardASME B16.9,ASME B16.47,ASME B16.5,ASME B16.11,A