PP-R管 Drinking water PP-R pipe PP-R即无规共聚聚丙烯，是当今发达国家普遍采用的新型水管材料，它在冷热水输送工程中采用同质熔接技术，其综合技术性能和经济指标远远优于其它同类产品，尤其是它卓越的卫生性能，从生产使用到废弃回收全过程都可达到极高的卫生、环保要求。产品具有耐热、耐压、保温节能、使用寿命长及经济等优点，将逐步取替现有的其它类水管而成为主导产品.
产品特点
1. 卫生、无化学作用，属绿色建材。
2. 安装方便可靠：采用同质热熔连接，短时间内即可完成一个接头连接，安装方便省时。
3. 保温节能：导热系数为0.24W/mK.，仅为金属管的二百分之一，用于热水管道热损耗极少。
4. 重量轻、比强度高：比重约为钢管的八分之一，耐压力试验强度高，韧性好，耐冲击性能良好。
5. 产品内外壁光滑，流水阻力小，输送流体系统能耗少。
6. 耐热能力高：输送水长期正常使用工作温度为70℃，短时使用耐高温可达95℃。
7. 耐腐蚀，不结垢：可免除管道结垢堵塞和水盆、浴缸黄斑锈迹之状。
8. 使用寿命长：正常使用寿命可达50年以上。
产品应用范围
1.建筑物内的冷热水管道系统，包括集中供热系统。
2.直接饮用的纯净水供水系统。
3.中央(集中)空调系统。
4.输送或排放化学介质等工业用途。
5.建筑物内的采暖系统，包括地板、壁板的采暖及辐射采暖系统。
Hong Kong Depai International Co., Ltd. has jurisdiction over Weifang Depai Pipe Manufacturing Co., Ltd. and Shenzhen Depai Electronic Technology Co., Ltd.
Weifang Depai Pipe Manufacturing Co., Ltd. was established in March 2001, located in Weifang Economic and Technological Development Zone, producing a full range of PP-R pipes, PP-R nanotubes, PVC-U pipes, PE-RT pipes, PE pipes, PE. Mining pipe, PE ground source heat pump pipe, solar special pipe and pipe fittings and other products.
Products have passed ISO9001: 2000 international quality system certification, by the National Chemical Building Materials Testing Center, National Plastic Building Materials Testing Center, China Academy of Preventive Medicine, Shandong Provincial Health and Epidemic Prevention Station, Jinan Construction Engineering Quality Monitoring Station, Weifang City Product Quality Supervision and Inspection Institute It is tested and certified by the authoritative department and conforms to the German DIN8011 and DIN8078 industrial standards; it also conforms to the national standard GB/T1874.2.3-2002. Product production management strictly implements ISO9001: 2000 international quality system certification standards. The "Depai" brand pipe and fittings produced by the company are the key products promoted by the Construction Department of Shandong Province. The product quality is jointly underwritten by the People's Insurance Company of China and Ping An Insurance Company of China.
With more than 1,000 sets of pipe fittings, it is one of the most complete varieties of pipe fittings in the country, which makes the pipe and pipe fittings better match and increases the firmness. Dozens of national invention patents and utility model patents have made the production process of pipe and pipe fittings more advanced.
The company is based on people-oriented, integrity management for the purpose, depending on the quality of life, customer-oriented, always high, and contribute to society.
Founded in June 2006, Shenzhen Depai Electronic Technology Co., Ltd. is located in the Blue Sky Industrial Park, Shadi Ditang Road, Shajing Town, Baoan District, Shenzhen. It is an independent research and development production company, Shimai GPS satellite navigator, Deshu air humidifier, Germany. Shu air purifier, Deshu water purifier, Deshu water purifier, Deshu pure water machine, Deshu ozone water machine and other products manufacturers.
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