SR
Leader Style SR SWG’s are provided with an outer guide ring. The SR gaskets are suitable for ASME B16.5 raised faced flanges up to 600lbs and for EN/DIN flanges up to PN40. We strongly recommend to use SRI gaskets with inner guide ring in all circumstances. Spiral Wound Gaskets "SR" can be used in a wide variety of media, temperature depends on used materials; standard SS316L - 100 °C up to 550 °C.
