GAS VALVE 109A Using eligible brass material,making by rigid technics Using eligible brass material,making by rigid technics.All products do in and out leakage testing according to CE& CSA standard,and do flow testing also.The working temperature for the valve is 150°.The pressure of the valve is 65MBAR.Enduring for the valve is 40000times.some of the valves have gotten CE,CSA certificate