These pressure regulators of proven reliability are meant for non-corrosive gases weldcut equipment industries manufactured in various models for wise in brazing, cutting, heating, welding, beverages, bubbling control, calorimetry, chromatography, process control, purging and research labs. The material of construction is body/bonnet-forged/bar brass; poppet-stainless steel; seal/seal-nylatronl diaphragm-reinforced fabric/synthetic rubber; and pressure adjustment screw-stainless steel. Technical inlet pressure-200 bar maximum; delivery pressure-adjustable from 1 to 150 bar; fluid media-non corrosive gases; temperature range-40 to 70 c; body ports-1/4"/1/2" npt female; pressure gauge-50/65 mm dia; and wetted area it parts ultrasonically cleaned pressure resistant. These are suitable for gas service: acetylene, cng, hydrogen, lpg, carbon dioxide, helium, hydrogenm nitrogen, oxygen and propane. They are available in single or two stage, with/without flowmeter.