Harris Products Group Argon; Nitrogen; and Helium CGA580 Welding Gas Regulator KH1098

Model HP722C is a two-stage cylinder regulator in chrome-plated brass for constant delivery pressure from full to near empty cylinder conditions. The model HP722 is suitable for high purity gas applications, research sample systems gases, process analyzer gases, gas chromatography, EPA protocol gases, laser gas systems and emission monitoring systems.1-11/16in 316L stainless steel diaphragm eliminates contamination from diffusion or outgassingDesigned to 1 x 10-9 cc/sec inboard helium leak rate to maintain gas purity levelsOne-piece encapsulated seat design includes a sintered filter to protect the seat from particulate contaminationChrome-plated brass barstock bonnet, body and fittings2in dual scale chrome-plated brass gauges (psi/bar)Front or back panel mountableMaximum inlet 3000 psi except for models with CGA 240, 300 and 510 and equipped with 400 psi inlet gaugeRecommended for non-corrosive gases or purity levels of grade 5.0 (99.999) and higherExternal relief valve standardCA Residents: Prop 65 Warning(s)