EN 1127-1 Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
EN 12067-1 Gas/Air Ratio Controls for Gas Burners and Gas Burning Appliances - Part 1: Pneumatic Types Includes Amendment A1:2003
EN 125 Flame supervision devices for gas burning appliances - Thermoelectric flame supervision devices*， 2022-10-12 Update
EN 126 Multifunctional controls for gas burning appliances
EN 1359 Gas meters - Diaphragm gas meters*， 2017-07-01 Update
EN 15001-1 Gas Infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 1: Detailed functional requirements for design, mater*， 2023-02-22 Update
EN 15001-2 Gas supply systems - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 2: Detailed functional requirements for commissioning*， 2023-02-22 Update
EN 1539 Dryers and ovens, in which flammable substances are released - Safety requirements*， 2015-10-01 Update
EN 161 Automatic shut-off valves for gas burners and gas appliances*， 2022-10-12 Update
EN 1643 Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - Valve proving systems for automatic shut-off valves*， 2022-11-16 Update
EN 1775 Gas supply - Gas pipework for buildings - Maximum operating pressure less than or equal to 5 bar - Functional recommendations
EN 1854 Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - Pressure sensing devices for gas burners and gas burning appliances*， 2022-12-21 Update
EN 1856 Chimneys - Requirements for metal chimneys - Part 2: Metal liners and connecting flue pip
EN 298 Automatic burner control systems for burners and appliances burning gaseous or liquid fuels*， 2022-11-16 Update
EN 303-3 Heating boilers - Part 3: Gas-fired central heating boilers - Assembly comprising a boiler body and a forced draught burner
EN 303-7 Heating boilers - Part 7: Gas-fired central heating boilers equipped with a forced draught burner of nominal heat output not exceeding 1000 kW*， 2023-12-21 Update
EN 334 Gas pressure regulators for inlet pressure up to 10 MPa (100 bar)
EN 418 Safety of machinery; emergency stop equipment, functional aspects; principles for design
EN 437 Test gases - Test pressures - Appliance categories
EN 656 Gas-fired central heating boilers - Type B boilers of nominal heat input exceeding 70 kW but not exceeding 300 kW (Incorporates Amendment A1: 2006)
EN 676 Automatic forced draught burners for gaseous fuels
EN 677 Gas-Fired Central Heating Boilers - Specific Requirements for Condensing Boilers with a Nominal Heat Input Not Exceeding 70 kW (Remains Current)
EN 746-1 Industrial thermoprocessing equipment - Part 1: Common safety requirements for industrial thermoprocessing equipment
EN 746-2 Industrial thermoprocessing equipment - Safety requirements for combustion and fuel handling systems
EN 746-3 Industrial thermoprocessing equipment - Part 3: Safety requirements for the generation and use of atmosphere gases*， 2021-12-15 Update
EN 88-1 Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa*， 2022-10-12 Update
EN 88-2 Safety and control devices for gas burners and gas burning appliances - Part 2: Pressure regulators for inlet pressures above 50 kPa up to and including 500 kPa*， 2022-10-12 Update
EN ISO 6976 Natural gas - Calculation of calorific values@ density@ relative density and Wobbe indices from composition*， 2016-08-01 Update
ISO 6976 Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition*， 2016-08-01 Update