Steel Skeleton Reinforced PE Composite Pipe (SRPE Pipe) for Chemical Processing
Steel Skeleton Reinforced PE Composite Pipe (SRPE Pipe) is a high-performance composite pipeline that combines the strength of steel with the chemical resistance of polyethylene, designed for demanding industrial fluid transport environments. It features a continuous steel wire skeleton embedded within high-density polyethylene (HDPE) matrix, creating a synergistic structure that delivers superior mechanical properties and exceptional chemical durability for aggressive media.
Three-layer composite structure for optimal performance
| Nominal Diameter (DN) | Outer Diameter (mm) | Wall Thickness (mm) | Pressure Rating (MPa) | Steel Wire Diameter (mm) |
|---|---|---|---|---|
| DN50 | 63 | 8.5 | 1.6 / 2.0 | 0.8 |
| DN63 | 75 | 9.0 | 1.6 / 2.0 | 0.8 |
| DN75 | 90 | 9.5 | 1.6 / 2.0 | 1.0 |
| DN90 | 110 | 10.0 | 1.6 / 2.0 | 1.0 |
| DN110 | 125 | 10.5 | 1.0 / 1.6 / 2.0 | 1.2 |
| DN125 | 140 | 11.0 | 1.0 / 1.6 / 2.0 | 1.2 |
| DN160 | 180 | 12.5 | 1.0 / 1.6 / 2.0 | 1.5 |
| DN200 | 225 | 13.5 | 0.8 / 1.0 / 1.6 | 1.8 |
| DN250 | 280 | 15.0 | 0.8 / 1.0 / 1.6 | 2.0 |
| DN315 | 355 | 17.0 | 0.6 / 1.0 / 1.6 | 2.2 |
| DN400 | 450 | 19.0 | 0.6 / 1.0 / 1.6 | 2.5 |
| DN500 | 560 | 22.0 | 0.6 / 1.0 | 3.0 |
| DN630 | 710 | 26.0 | 0.6 / 1.0 | 3.5 |
| Feature | SRPE Pipe | Steel Pipe | Ductile Iron Pipe | Concrete Pipe | PVC Pipe |
|---|---|---|---|---|---|
| Corrosion Resistance | Excellent | Poor | Moderate | Poor | Good |
| Pressure Rating | High (3.5MPa) | High | High | Low | Low-Moderate |
| Weight | Light | Heavy | Heavy | Very Heavy | Light |
| Flexibility | Excellent | Rigid | Rigid | Rigid | Moderate |
| Installation Cost | Low | High | High | Very High | Low |
| Service Life | 50+ years | 15-20 years | 30-40 years | 30-50 years | 50+ years |
| Impact Resistance | Excellent | Good | Good | Poor | Poor |