China Manufacture Blind Flange, Size 20 inch, Pressure Class 150, Material Carbon Steel ASTM A105N, Flange End Connect: Raised Face , Standard ANSI B16.5
Stainless Steel 304 Spiral Wound Gasket, Size 4 inch, Pressure: CL300; Carbon Steel Out Ring and SS304 Inner Ring with Graphite; RF Flange, ASME B16.20
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