Availability: 8 in stock
Recommended for applications where slight delivery pressure increases (due to decreasing cylinder pressures) would not affect the performance characteristics of the work or test results. The SR450 regulators are designed for heavy to high capacity.
Heavy gas control. Tried and true brass design delivers excellent gas control characteristics that meets the demands of precise cutting, welding and heating applications.
Forged brass body and housing cap
2-1/2 in. gauges brass
Stem type seat mechanism
3-1/4 in. diaphragm stainless steel
Delrin cap bushing for smooth adjustments
External self reseating relief valve on HP Models not designed to protect downstream apparatus
Sintered inlet filter
Maximum Inlet 3000 PSIG
Delivery Range 5-125