- welded bellows
- 2016-11-03 08:01
- Welded Metal Bellows are mechanical elements taking a shape of a wrinkled tube which is made by welding multiple of very
- Mechanical seal
- 2016-10-25 09:01
- Mechanical seals of the HBM1 are accord with the standard of DIN24960, single face, balanced and metal bellows seal, whi