... :in:3/4-14NGT,out:20mm 2)safety pressure:2.5Mpa 3)material:copper Gas valve with Certificate for Asia,Africa, ... bond:20mm,DN:Ø6.3mm,single spindle2.safety pressure:2.5Mpa,working pressure:1.6Mpa3.materical:Hpb59-1 brass4.testing ... pressure:low:0.05Mpa, high:2.5Mpa5.packing:plastic bag or box per pcs, standard ... sure good quality and 100% test before shipping! Gas Cylinder Valve