h3Gasket, Spiral Wound/h3 pNominal Size: 15 MM (1/2 IN)/p pThickness: 3.2 MM/p pPressure Class: ANSI Class 150/p pWinding Material: SS 316/p pFiller Material: Graphite/p pInner Ring Material: SS 304/p pCentering Ring Material: SS 304/p pFlange Design Standard: ANSI B16.5/p pDesign Standard: ANSI B16.20/p pWinding Material Standard: ASTM A240/p pInner Ring Material Standard: SS316/p pCentering Ring Material STD: ASTM A240/p pInner Ring Thickness: 2.3 MM/p pCentering Ring Thickness: 3.2 MM. Flange Face: Raised/p pService Fluid: Air, Gas, Oil, Steam, Water/p pInspection Certificate: ISO 10474-2.1/p pAdditional Spec Doc No: Spec 85/103/p