Delta Type Gaskets

Minimum Order Quantity 10 Piece Brand PETROMET FLANGE INC Material SS Material Grade SS304 Shape Round PETROMET FLANGE INC EXPORTS DELTA TYPE GASKETS A delta gasket is a pressure actuated gasket used primarily on pressure vessels and valve bonnets at very high pressures in excess of 5000 psi. As with the lens gasket, complete drawings and material specifications must be supplied. Internal pressure forces the gasket material to expand when the pressure forces tend to separate the flanges. Extremely smooth surface finishes of 63 micro inches or smoother are required when using this type of gasket.