In today’s era of booming infrastructure development and diverse engineering projects, reliable pipes and fittings serve as the cornerstone for ensuring smooth project advancement and long-term stable operation. Zhongcai (Sanchai) pipes and fittings, with their exceptional quality and professional service, have become a trusted choice for numerous engineering projects, meticulously crafting robust and efficient pipeline system solutions for you.
PE Water Supply Pipe is made of high-density polyethylene (HDPE) material, featuring exceptional corrosion resistance, pressure resistance, frost resistance, and anti-aging properties. It is widely used in water supply systems, agricultural irrigation, urban drainage, and industrial pipelines. Our PE water pipes comply with international quality standards, offering customers efficient, environmentally friendly, and cost-effective piping solutions. Whether for domestic water supply, industrial applications, or agricultural irrigation, our PE water pipes provide long-term stable service, ensuring users’ water resource needs are met. Zhongcai (Sancai) PE pipes and fittings encompass a wide range of types, including pipes of various specifications and accompanying fittings such as elbows, tees, reducers, and flanges. The pipes are primarily made from high-quality polyethylene and formed through advanced extrusion processes, while the fittings are manufactured via injection molding and other techniques. The product series is comprehensive, capable of meeting diverse pipeline installation needs. Whether for simple small-scale projects or complex large-scale engineering, a complete and compatible combination of pipes and fittings can be provided.
| PROJECT | Pipe parameters | Pipe fitting parameters |
| material | High density polyethylene (HDPE) PE100 as the main material, can be customized with medium density PE80 or low-density polyethylene PE63 material (raw material, no recycled material) | Match with pipe material to ensure compatibility |
| Specification Range | Pipe diameter DN16-DN1600mm; The wall thickness depends on the pressure level and pipe diameter | The specifications of the pipe fittings correspond to the pipe materials and are suitable for different pipe diameter connection requirements |
| pressure rating | 0.6MPa、0.8MPa、1.0MPa、1.25MPa、1.6MPa、2.0MPa | Consistent with the pressure rating of the connected pipe material |
| Working temperature range | -40 ℃ -60 ℃ (conventional), special formula can adapt to a wider temperature range | Consistent with the pipe material |
| Environmental stress cracking resistance time (F50) | ≥1000h | ≥1000h |
| Vertical shrinkage rate | ≤3% | |
| standard size ratio | SDR Series | SDR7.4-41 | Corresponding PN0.6-2.5MPa | |
| execution standard | ISO 4427 and GB/T 13663 can also accept customized drawings | |
| Static hydraulic strength | 165h/80 ℃ without rupture | |
| Color of pipes and fittings | Generally black, both parties can negotiate other colors |



Zhongcai (Sancai) PE pipes and fittings have passed multiple authoritative tests and certifications, such as ISO 9001 quality management system certification, ISO 14001 environmental management system certification, national drinking water hygiene and safety testing, EU CE certification, etc. These certifications fully demonstrate that the product quality meets high international and domestic standards, meeting the strict requirements of different markets and industries.



