FEIDA innovative design high performance butterfly valve recently passed the fire test of the American Petroleum Organization API 607 standard. This new type of high performance butterfly valve is mainly used in chemical plants, petrochemical plants or sugar-making devices. This double offset butterfly valve has 2 sealing seats with RPTFE and stainless steel metal seat. The metal sealing of the double-insurance fire safe butterfly valve series is also equipped with a PTFE and stainless seat sealing, and the metal seat can still seal even if the RPTFE seat is destroyed by a fire. Tests have shown that in a fire, the flammable medium handled by the valve in the closed state has a very low or no leakage.
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