| Specification |
Value |
| Material | HDPE PE100 |
|---|
| Standard | ISO 4427 |
| Type | Stub End |
| Pressure Rating | PN10 / PN16 |
| Size Range | DN20 - DN630 |
Key Features
- PE100 RC material meets slow crack growth resistance for gas transportation
- Socket fusion design ensures permanent leak-tight sealing
- Optimized streamlined bore minimizes pressure drop
- UV and chemical corrosion inhibitors extend outdoor service life
Typical Applications
- Branch connections in urban gas distribution networks
- LPG terminal distribution systems
- Industrial plant gas supply pipelines
- CNG refueling station piping
Manufacturing Process
Computer-controlled injection molding with closed-loop temperature management
- Melt temperature control: 200±5°C
- Mold cooling gradient: <15°C/mm
- Holding pressure: 80±5 MPa
- Crystallinity control: ≥65%
Raw Material Characteristics
- Density: 0.955 g/cm³ (ISO 1183)
- Melt Flow Index (190°C/5kg): 0.25 g/10min
- Long-term hydrostatic strength (20°C, 50y): ≥10.0 MPa
- Resistance to slow crack growth: >500h (ISO 13479)
- Gas pressure regulating station outlet connections
- Terminal points for road-crossing gas pipeline protection casings
- Upstream connections for commercial gas metering devices
- Bypass systems for underground gas pipeline maintenance
