Hi-Tech Seals stocks ring type joint gaskets in R oval, R octagonal, RX, and BX styles.

R-Series (R Oval and R Octagonal)

Manufactured in accordance with ASME B16.20 or API 6A. Used in the following flange designations: API 6A, ASME B16.5 and ASME B16.47 SERIES A. R-series ring type joint gaskets are available in oval and octagonal designs. The oval design can be used in older round bottom gland designs, while both can be used in a flat bottom design.
Metal RTJ R-Series are rated up to 5000 psi.

RX-Series

Manufactured in accordance with ASME B16.20 or API 6A. Used in the following flange designations: ASME B16.20 and API 6A. RX-series are interchangeable with R-series octagonal gaskets.
Metal RTJ RX-Series are rated up to 5000 psi.

BX-Series
Manufactured in accordance with ASME B16.20, API 6A and API 17D. Only used in API 6BX flanges. BX-series ring type joint gaskets feature a pressure relief vent.
Metal RTJ BX-Series are rated up to 20000 psi.

See our ring type joint gaskets literature for more information.