The recommended sealing torque to ensure proper seal of this connection is 25 foot-pounds for the glass-filled Teflon gasket and 15 foot-pounds for the Teflon gasket.
Class 150: Corrugated graphite-filled steel gasket.
150磅级：石墨填充波纹钢板密封垫。
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After testing several alternative gaskets, we selected the best performing gasket in our tests - a corrugated steel gasket with graphite filled channels.