... 100% radiographic inspection grade II qualified;C and D class weld joint with 100% magnaflux inspection class ... liquid sulfur dioxide ,propylene,propane,liquefied petroleum gas (LPG),dimethyl ether,normal butane,isobutane,butene,isobutene,butadiene ... pressureMpa1.77Working pressureMpa≤1.61Working temperature°C≤50Filling medium-LPG (Propane)Corrosion allowancemm1.0Filling ratio %52Tank Dimensions( ...