1) gas magnetic valve for Gas, Coal Gas, Liquefied Petroleum Gas 2) good quality ... 3) main material NBR Rubber with Brass alloys Gas Magnetic Valve for Natural Gas, Coal Gas, Liquefied Petroleum GasSpecifications: 1) Fluid ... 12V 6) Body Material: Brass 7) Response Time: Below 1 S Gas Magnetic Valve for Natural Gas, Coal Gas, Liquefied Petroleum Gas ...