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 ...
(MENAFN- GetNews) 1. What is an EN593 butterfly valve? An EN593 butterfly valve refers to a metal butterfly valve designed and manufactured in accordance with the BS EN 593:2017 standard, ...