... in cylinder or process line to a lower 2.control delivery pressure only 1.The primary function of regulator ... Regulators – Single / Two stage, with / without Flowmeters & Fine control valve / swedge lock.4.We provide Brass, Stainless steel, Chrome plated ... various gases like Oxygen, Acetylene, LPG, Nitrogen, Hrydrogen, Zero Air, Argon, Carbon dioxide, Helium, Nitrous, Clorine, Amonia, Medical oxygen ...