... of regulator is to reduce the high pressure gas in cylinder or process line to a lower, ... steel, Chrome plated regulators.5.We provide regulator for various gases like Oxygen, Acetylene, LPG, Nitrogen, Hrydrogen, Zero Air, ... , Carbon dioxide, Helium, Nitrous, Clorine, Amonia, Medical oxygen. We also stock all spares of regulators. Pls contact ... com dot cn if have questions. oxygen gas pressure regulator