Water vapor with high temperature, water, air, oxygen gas, ammonia gas, coal gas, strong alkali, acid, terphenyl, formaldehyde, ethanol, kestone, ester and various oils(kerosene, gasoline, naphtha, diesel oil)etc. Able to work in the temperatures: 80-800′C Able to work in the range of pressure: vacuum to 320Bar PS: TXY-18#(A) is an innovated version of TXY-18#. It features nanometer technology which enhance the density, stability and leak-proofness. 1Mpa=10Bar