Ring joint metallic gasket

Ring joint metallic gasket is made through smithing,heat treatment and mechanical processing,it is suitable for oil or gas pipe flange,pressure vessel,high speed joint face,valve with high temperature and high pressure.it has good sealing perfprmance even when the pressure and temperature is not stable.the typical style R are divided into ellipse style and octagonal style according to its cross section. specification: Material Name Hardness Temperature Soft Brinell Min Max Common Material Carbon Steel Carbon steel 120 -40 540 Soft iron 90 -60 500 Stainless Steel 304SS 160 -250 540 304LSS 160 -250 540 316SS 160 -200 815 316LSS 160 -200 815 410SS 160 -40 850 5Cr-0.5Mo 130 -29 650 Nonferrous Metal copper 80 -100 315 Aluminum 35 -200 425 Soecial Material Stainless Steel 321SS 160 -200 870 347SS 160 -200 870 Inconel600 150 -100 1095 Incoloy825 150 -100 1095 Nonferrous Metal Monel400 150 -100 760 Titanium 215 -200 540 Nickel200 110 -200 760 Hastelloy B2 230 -100 1095 Hastelloy C276 210 -100 1095