Pipe Size: DN50~DN630mm (common sizes: 110, 160, 200, 315)
Wall Thickness: 5.5~20mm (thicker wall for higher pressure)
Standard Length: 6 meters per piece, 12 meters per piece
Material: Inner and outer layers of HDPE polyethylene + middle steel wire reinforcement mesh
Working Pressure: 1.0MPa, 1.6MPa, 2.0MPa (mainstream municipal grade: 1.6MPa)
Connection Method: Electro-fusion connection (most common and reliable)
Production Process: Steel wire winding + synchronous extrusion and composite forming of inner and outer PE
Service Life: 50 years for standard buried installation