1. function reduce the high pressure gas in cylinder or process line to a lower ... primary function of regulator is to reduce the high pressure gas in cylinder or process line to a lower, usable ... , Stainless steel, Chrome plated regulators.5.We provide regulator for various gases like Oxygen, Acetylene, LPG, Nitrogen, Hrydrogen, Zero Air ... dot com dot cn if have questions. oxygen gas pressure regulator