Hing brand plastic composite pipe water supply improvement is mainly used in plastic pipe water supply and drainage, fire sprinkler areas, industrial water recycling, internal and external corrosion, deionized pure water, electricity cable protective cover, etc., involved in the industry, civil, construction, industrial, chemical, electric power, petroleum, pharmaceutical, marine, highway, subway tunnels, gas, marine, agriculture, mining and other industries, product performance, technical indicators, the appearance of the country reached a level of excellence, we can systematize support services based on customer needs . Referring to the implementation of standards: CJ / T120-2008 "Water plastic composite pipe" GB / T17219-1998 "health performance indicators Implementation of standards" Automatic sprinkler system 20 partially coated steel pipe (GB / T5135.20 --- 2010) Technical Specifications: Coating Material: heavy-duty epoxy-modified common colors: red coating thickness: 250um-550 um coating method: internal and external coating Specifications: DN15-DN1200 ambient temperature: -30 ℃ to 80 ℃ (peak 760 ℃) General Pressure: 0.1Mpa-2.5Mpa connection: threaded, grooved, flanged, etc.