Rotork Midland offers a range of 316 Stainless Steel in-line flow regulators for uni-directional operation or for bi-directional operation available in port sizes 1/4', 3/8', 1/2' 3/4'. Our 4500 series exhaust port flow regulators are manufactured in 316L Stainless Steel to NACE MR-01-75 and are fitted with a tamperproof cap and built-in silencer.

These Rotork Midland needle valve ranges offer a choice of 3mm or 6mm orifice for more precise control of your application. For use on filtered lubricated or non-lubricated air, inert gas, sweet (natural) gases & with Sour gas option available (details on application) they are suitable for Low pressure hydraulic, mineral oil or water. With port connections in 1/4", 3/8" 1/2" NPT and (BSP option) and T-bar handle operation the valves have a Non-rotating tip giving metal-to-metal hard seat as standard.


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