DETAILS
Model HPI 904L is a line regulator available in nickel-plated brass (HPI 904L) or chrome-plated brass (HPI 904LC) barstock, for pipeline and other applications up to 40 bar (580 psig) inlet pressure.
Features
- Recommended gases purity levels up to grade 5.0 (99.999)
- 302 AISI stainless steel diaphragm eliminates contamination from diffusion or outgassing
- 1x10-8 mbar I/s He inboard helium leak rate to maintain gas purity levels
- 4 ports flexible configuration
- 1/8’’ NPT thread on the bonnet venting for safety
- Maximum inlet pressure 40 bar (580 psig) and 25 bar (362 psig) for Acetylene AA version
- Standard internal relief valve (IRV) for acetylene version
- Cleaned for oxygen service