The Octagonal cross section has a higher sealing efficiency than the Oval cross section and is therefore preferred. These gaskets are manufactured as per API 6A / ASME B16.20 to suit API 6B and ASME B16.50 flanges. The Octagonal cross section has a higher sealing efficiency than the Oval cross section and is therefore preferred. These gaskets are manufactured as per API 6A / ASME B16.20 to suit API 6B and ASME B16.50 flanges. Recommended applications Industries Oil & gas industry Petrochemical industry Flange connections Pipe connections Materials RTJ gaskets are available as standard in soft metal and in 304, 316 and stainless steels. Versions in other materials on request. Style R ring type joints are manufactured on oval (2962/R) and octagonal profiles (2961/R). Both styles are interchangeable in the modern flat bottomed groove. Octagonal profile joints are interchan…