API Lens Ring Joint Gasket for Sealing

API Lens Ring Joint Gasket for Sealing Bandak Lens ring joint gaskets are manufactured in accordance with DIN 2696, providing the engineer with a high integrity, high pressure and temperature seal for special applications.Lens rings have a spherical surface and are suitable for use with conical flange faces. So other styles are available on request. As the standard, the gasket material should be softer than the flange material, thus ensuring that the applied compressive load