R-Oval Type : Standard ring joint Gasket with oval cross-section is designed for flanges with standard ring joint grooves.
R-Octagonal Type : Standard Ring Joint Gasket with octagonal cross-section is designed for flanges with standard ring joint hariomforgings.
RX-Type : An adaptation of the standard R-type gasket is designed to fit the same groove design.
BX-Type : Specially designed for high pressures. All BX gaskets incorporate a pressure balance hole to ensure equalization of pressure which may get trapped in the grooves.