UPVC塑料管即硬质聚氯乙烯管,作为一种新型建材,由于具有优越的性能,目前正在全国各地推广使用。随着我国住宅产业现代化的推广,国家有关部门对质量低劣的建材产品实施强制淘汰。建设部等四部委又明令规定自2000年6月1日起,在城镇新建住宅中禁止将铸铁管和冷轧镀锌管用于室内给 UPVC plastic pipe that is rigid PVC pipe, as a new type of building materials, due to its superior performance, is currently being promoted throughout the country. With the promotion of the modernization of China’s housing industry, the relevant state departments have implemented mandatory elimination of inferior quality building materials. The four ministries and commissions of the Ministry of Construction also stipulated that starting from June 1, 2000, the use of cast iron pipes and cold-rolled galvanized pipes for indoor use shall be prohibited in newly built houses in urban areas.