lens ring joints' highest pressure used is 3000atm,they have been used on pipe flanges in synthesizing line of ammonia and methand at high pressure and high temperature,in high pressure polymerizing line of
Lens Gaskets | Sealmax
Technical Data Sheet
Ring type joints lens ring - Smith Gaskets
SS316 Lens Ring Type Joint Gasket for High Pressure
Lens Rings | Khong Lieng
Lens Gasket
Pentair Sta-Rite Lights Large Lens Gasket 8" | 05501-0005
China Lens Ring Joint Gasket Manufacturer & Supplier | JinSeal
File:Lens-ring-gaskets-02.jpg - Wikimedia Commons
File:Lens-ring-gaskets-01.jpg - Wikimedia Commons
Lens Ring Joint Gasket Manufacturers and Suppliers China - Wholesale from Factory - TECHO