SPW OUTER RING VALQUA 8591

VALQUA No.8591Product nameCLEANTIGHT (with outer ring)

Features1These Spiral Wound Gaskets use non-asbestos based inorganic paper instead of conventional asbestos filler, and are more economical compared to other products employing non-asbestos fillers (VALQUAFOIL™ or VALFLON™).Features2The circumferance of the outer ring of a gasket with an outer ring inscribes the bolt of the flange, making gasket centering easy. This ring is also useful as a guide for adjusting the amount of reinforcement and tightening of the gasket.Features3Please use a product with inner and outer rings if the pressure rating of the flange is Class 900 (JIS 63K) or greater, or if the nominal diameter of the flange is 650A (26B) or greater.Features4They have heat resistance.Features5Also available are products complying with nuclear power specifications.

Applicable fluidsWater, Sea water, Hot water, Steam,Crude oil, Alcohol, Animal & vegetable oil, General solvent, Weak acid, Weak alkali,Air, Nitrogen gas, Inert gas,Exhaust gas,Inflammable gas,Extremely low temperature liquids,Inappropriate fluidHigh temperature strong alkali and Heat transfer oilApplicationSuited as gaskets at junctions for pipe flanges that handle high temperature & high pressure fluids used in various industries. Spiral Wound Gasket