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A preset safety relief valve makes these regulators suitable for use only with non-corrosive gases
Because delivery pressure of acetylene should not exceed 15 psig
galvanized steel with a powder-coat paint finish
Convoluted Hastelloy C-22 diaphragms provide excellent regulating characteristics and allow for internal vacuum purging
Airgas Model C445B330 Supelcoat™ Coated Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat High Flow Pressure A preset safety relief valveThis series of 316 stainless steel two stage high purity regulators is designed for non corrosive analytical, mildly corrosive and process applications requiring precise, stable delivery pressure control. The two stage design yields a delivery pressure change of less than 0. 01 100 psi inlet change. Convoluted Hastelloy C 22 diaphragms provide excellent regulating characteristics and allow for internal vacuum purging. The metal to metal diaphragm seal