The Defender™ sealing/isolating gasket system is designed for critical/extreme applications. Manufactured with a 316 stainless steel core retainer and laminated on both sides with high strength laminates,gaskets150100 the Defender™ gasket is resistant to deforming under load and is used when electrical isolation and corrosion control are required on pipes containing gas, natural gas, oil and other hydrocarbon based medias up to 392ºF (200ºC). Available for flat face, raised face and ring type joint flanges from 1/2" to 36", ANSI 150-2500# and API 2-10K, the Defender™ gasket is an engineered solution for trouble-free operation that eliminates costly leaks and provides a solution for fugitive emissions. Manufactured with an innovative industry first Press-n-Lock™ "Glue-Less Seal & Groove Technology" that combines a press-in, pressure activated and spring energized seal with a unique groove that retains the seal element without the use of glue on key contact surfaces! The Press-n-Lock feature provides a higher confidence in sealing.