- Bellows compensator
- 2016-10-24 15:30
- Relying on bellows' companding and bending, bellows compensators can proceed axial, transverse,angular compensation. The
- Manual Gate Valve
- 2016-10-22 17:08
- 1Suitable medium: water, drinking water, sewage, oil, air and some corrosive liquids.2 Reasonable design, big flow area,