GB/T 47039-2026 Hydrogen metallurgy—Technical requirements for hydrogen-rich system in blast furnace smelting

GB/T 4830-1984 Pressure range and quality of air supply for the industrial process measurement and control instruments GB/T 4830-2015 Industrial process measurement and control instruments—Pressure range and quality of air supply GB 4962-1985 Technical safety regulation for gaseous hydrogen use GB 4962-2008 Technical safety regulation for gaseous hydrogen use GB 12358-1990 Gas monitors and alarms for workplace atmosphere general technical requirements GB 12358-2006 Gas monitors and alarms for workplace—General technical requirements GB 12358-2024 Gas detection and alarm instruments for workplace—General technical requirements GB 15322.1-2003 Combustible gas detectors—Part1:point type detectors for 0～100%LEL Combustible gas GB 15322.1-2019 Combustible gas detectors—Part 1:Point-type combustible gas detectors for industrial and commercial use GB 16808-1997 Technical requirements and test methods for combustibic gas alarm control units GB 16808-2008 Combustible gas alarm control units GB/T 20801.1-2006 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.1-2020 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.1-2025 Pressure piping code—Part 1:Industrial piping GB/T 20801.2-2006 Pressure piping code—Industrial piping—Part 2:Materials GB/T 20801.2-2020 Pressure piping code—Industrial piping—Part 2:Materials GB/T 20801.3-2006 Pressure piping code—Industrial piping—Part 3:Design and calculation GB/T 20801.3-2020 Pressure piping code—Industrial piping—Part 3:Design and calculation GB/T 20801.4-2006 Pressure piping code—Industrial piping—Part 4:Fabrication and assembly GB/T 20801.4-2020 Pressure piping code—Industrial piping—Part 4:Fabrication and assembly GB/T 20801.5-2006 Pressure piping code—Industrial piping—Part 5:Inspection and testing GB/T 20801.5-2020 Pressure piping code—Industrial piping—Part 5:Inspection and testing GB/T 20801.5-2025 Pressure piping code—Part 5:Hydrogen piping and pipelines GB/T 20801.6-2006 Pressure piping code—Industrial piping—Part 6:Safeguarding GB/T 20801.6-2020 Pressure piping code—Industrial piping—Part 6:Safeguarding GB/T 24499-2009 Technology glossary for gaseous hydrogen,hydrogen energy and hydrogen energy system GB/T 29729-2013 Essential requirements for the safety of hydrogen systems GB/T 29729-2022 Essential requirements for the safety of hydrogen systems GB/T 38927-2020 Technical specification for producing methanol from coke-oven gas GB/T 40789-2021 Gas analysis—Online automated measuring systems for content of carbon monoxide,carbon dioxide and oxygen—Determination of performance characteristics GB 50016-2014 Code for fire protection design of buildings GB 50052-2009 Code for design electric power supply systems GB 50058-2014 Code for design of electrical installations in explosive atmospheres GB 50116-2013 Code for design of automatic fire alarm system GB 50177-2005 Design code for hydrogen station GB 50217-2018 Standard for design of cables of electric power engineering GB 50406-2017 Code for design of environmental protection of iron and steel industry GB 50414-2018 Standard for fire protection design of iron and steel metallurgy enterprises GB 50427-2015 Code for design of blast furnace ironmaking plant GB 50516-2010 Technical code for bydrogen fuelling station AQ 2002-2018 Ironmaking safety regulations AQ 2002-2004 Iron Smelting Safety Procedures GB 15322.1-2026 Combustible gas detectors—Part 1:Point-type combustible gas detectors for industrial and commercial use