h3Gasket, Spiral Wound/h3 h3Nominal Size: 20 MM (3/4 IN)/h3 h3Thickness: 4.5 MM/h3 h3Pressure Class: ANSI Class 300/600/h3 h3Winding Material: SS 316/h3 h3Filler Material: CAF/h3 h3Inner Ring Material: Carbon Steel/h3 h3Centering Ring Material: SS316/h3 h3Flange Design Standard: ANSI B16.5, BS 1560/h3 h3Design Standard: ANSI B16.20, BS 3381/h3 h3Winding Material Standard: ASTM A240 Inner Ring Material Standard: ASTM A285 Grade C/h3 h3Centering Ring Thickness: 3.2 MM/h3 h3Service Fluid: Air, Gas, Oil, Steam, Water/h3 h3Additional Specn Doc No: SPEC 85/103/h3 h3Basic Data: Flange: Raised Face/h3 h3Filler: 0.2 MM Above Winding Material/h3 h3Temp Max: 500 Deg.C/h3