Due to their high resistance to corrosion and low weight, plastic butterfly valves have already proven to be superior to metal valves in many ways. Their lifetime is up to three times longer, and they ...

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The Type 567 plastic butterfly valve from GF Piping, Tustin, Calif. (gfpiping.com), works with pressures up to 150 psi. Its double eccentric design lets engineers use different sealing methods for the ...

Fluid-handling devices are not basically concerned with the modulation of power, but only with the movement of fluid. Choosing a fluid-handling valve used to be easy, because each one had its own area ...