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近日,建设部给水排水标准化技术委员会举行了“给水钢塑复合管标准宣传贯彻和推广应用研讨会”。《给水涂塑复合钢管》、《给水衬塑复合钢管》、《给水衬塑可锻铸铁管件》三个产品标准和《给水
Recently, the Ministry of Construction Water Supply and Drainage Standardization Technical Committee held a “steel-plastic composite water supply pipe standard publicity, implementation and promotion of the Seminar.” “Water-plastic composite pipe”, “water-lined plastic composite pipe”, “water-based plastic malleable iron pipe fittings” three product standards and "water supply