... in details TheMainTechnicalParameterNominal Pressure(Mpa)1.6~25Inlet Pressure (Mpa)0.05~4 ... steelExecutive StandardQ/20735525-5.3-2010 <gas filter>Character1 High filtering accuracy, large filter area, ... gas equipment s gas purificationMediamanufactured coal gas, LPG, air, gas, town gas, natural gas and other non-corrosive gasRequirementThe installation, operation and maintenance must comply with ...