This document specifies the terms and definitions, composition and principles, requirements, test methods, inspection rules, marking, packaging, transportation and storage of natural gas boiler low-nitrogen combustion systems. This document applies to the production and inspection of low-nitrogen combustion systems for natural gas boilers.
T/QGCML 988-2023 history
2023T/QGCML 988-2023 Natural gas boiler low nitrogen combustion system