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南京煤气公司,南京市政水泥制品厂以及江西省水泥制品科学研究所的工人、革命技术人员和革命干部,遵照毛主席关于“我们不能走世界各国技术发展的老路,跟在别人后面一步一步地爬行”的教导,决心为我国闯出一条煤气管道的新道路。他们在分析自应力混凝土管特性的基础上,提出用承插式自应力钢筋混凝土管代替铸铁管,作中、低压煤气管道。在煤气化工程上,铺设了直径
Workers, revolutionary technicians and revolutionary cadres of Nanjing Gas Company, Nanjing Municipal Cement Product Factory and Jiangxi Cement Products Research Institute follow Chairman Mao’s remark that we cannot follow the old road of technological development in various countries of the world and follow others step by step. The teaching of “crawling” is determined to create a new path for our country’s gas pipeline. Based on the analysis of the characteristics of self-stressed concrete pipes, they proposed replacing the cast iron pipes with socket-type self-stressing reinforced concrete pipes for middle and low-pressure gas pipelines. In the coal gasification project, laid a diameter