Description: Check valves are for very stringent applications including turbines. For the turbines the material is SS 1.4305 and the spring is made of SS 1.4568. The pressure is 100 bar and the cracking pressure is 0.7 to 0.85 bar. The temperature is over 300°C and the seals are made of FFKM, an equivalent of Kalrez suitable for benzene, diesel and natural gas. End fittings can be tailored to users' requirements depending on the volume of the order.
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