GB 27898.2-2011 Fixed water supply equipment used for fire-protection—Part 2:Constant pressure automatic water supply equipment used for fire-protection

GB 27898.1-2011 Fixed water supply equipment used for fire-protection—Part 1:Gas pressure fixed water supply equipment used for fire-protection GB 27898.3-2011 Fixed water supply equipment used for fire-protection—Part 3:Pressure boosting and stabilizing type water supply equipment used for fire-protection GB 27898.4-2011 Fixed water supply equipment used for fire-protection—Part 4:Gas driven fixed water supply equipment used for fire-protection GB 27898.5-2011 Fixed water supply equipment for fire-protection—Part 5:Dual power fixed water supply equipment used for fire-protection

GB 27898.1-2011 Fixed water supply equipment used for fire-protection—Part 1:Gas pressure fixed water supply equipment used for fire-protection GB 150-1998 Steel pressure vessels GB/T 150.1-2011 Pressure vessels—Part 1:General requirements GB/T 150.1-2024 Pressure vessels—Part 1:General requirements GB/T 150.2-2011 Pressure vessels—Part 2:Materials GB/T 150.2-2024 Pressure vessels—Part 2:Materials GB/T 150.3-2011 Pressure vessels—Part 3:Design GB/T 150.3-2024 Pressure vessels—Part 3:Design GB/T 150.4-2011 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB/T 150.4-2024 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB/T 3222.2-2009 Acoustics—Description,measurement and assessment of environmental noise—Part 2:Determination of environmental noise levels GB/T 3222.2-2022 Acoustics—Description,measurement and assessment of environmental noise—Part 2:Determination of sound pressure levels GB 6245-1998 Performance requirements and test methods for fire pumps GB 6245-2006 Fire pumps GA 61-2010 General technical specifications of actuating and control devices of fixed extinguishing systems GA/T 61-1993 Fixed Fire Extinguishing System Drive Control Device General Technical Specification GA 61-2002 Fixed Fire Extinguishing System Drive and Control Device General Technical Specification TSG R0004-2009 Supervision Regulation on Safety Technology for Stationary Pressure Vessel GB/Z 150-2025 Guide for magnetizing behaviour of permanent magnets