The "Quality Acceptance Standard for Industrial Furnace Masonry Engineering" is now approved as a national standard, numbered GB50309-2017, and will be implemented from May 1, 2018. Among them, Articles 4.2.6, 5.2.4, 6.1.5, 9.6.3, and 12.1.5 are mandatory provisions and must be strictly implemented. The original "Code for Quality Inspection and Acceptance of Industrial Furnace Masonry Engineering" GB50309-2007 will be abolished at the same time. This standard is made public on the website of the Ministry of Housing and Urban-Rural Development (www.mohurd.gov.cn), and is published and distributed by China Planning Publishing House organized by the Ministry of Standards and Quotas Research Institute. Ministry of Housing and Urban-Rural Development of the People's Republic of China September 27, 2017
GB 50309-2017 history
2017GB 50309-2017 Quality acceptance criteria for industrial furnace masonry engineering
2007GB 50309-2007 Code for quality inspection and acceptance of industrial furnaces building
1992GB 50309-1992 Standard for checking and evaluating the quality of brickwork in industrial furnaces