DETAILS
Model HPI 742 is a regulator for cylinders where a constant delivery pressure from full to near empty is a required condition.
Features
- Recommended for purity levels of grade 6.0 (99.9999) and higher
- Stainless steel version HPI 742 applicable for corrosive gases after prior confirmation of the material’s compatibility
- Standard 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
- One-piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
- Hastelloy®** C276 diaphragm
- Brass chrome-plated bonnet barstock or 316L stainless steel as optional
- 316L stainless steel body for HPI 742, brass chrome-plated body for HPI 722
- 1x10-9 mbar I/s He inboard helium leak rate to maintain gas purity levels
- 1/8’’ NPT thread on the bonnet venting for safety
- Maximum inlet pressure 300 bar (4350 psig), except for Acetylene: max. 25 bar (362 psig)