This invention concerns a multi-layered cylinder-head gasket. An intermediate layer has a variable cross-section around the circumference of the cylinder bores, and may include slits shaped in a circular arc. This helps to optimise the contact pressure of the gasket and reduce bending of the interme
โฆ LIBER โฆ
Seal ring
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 236 KB
- Volume
- 2010
- Category
- Article
- ISSN
- 1350-4789
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## Tenaris Connections AG, Switzerland A further variation of the threaded joint for oil and gas pipes is described. It creates a metalto-metal seal externally to the female thread. The joint has an extension of the box beyond the seal, which produces an elastic tightening band effect on the seal
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