HDPE Socket Fusion Stub End for Fuel Gas

Key Features of HDPE Socket Fusion Stub End for Fuel Gas

• PE100 material meets slow crack growth resistance requirements.
• Socket fusion design ensures permanent leak-tight sealing.
• Optimized streamlined bore minimizes pressure drop.
• UV and chemical corrosion inhibitors extend the outdoor service life.

Manufacturing Process of HDPE Socket Fusion Stub End for Fuel Gas

Each is produced by computer-controlled injection molding with closed-loop temperature management.

Critical Process Parameters of HDPE Socket Fusion Stub End for Fuel Gas

• Melt temperature control: 200±5°C
• Mold cooling gradient: <15°C/min
• Holding pressure: 80±5 MPa
• Crystallinity control: ≥65%

Raw Material Characteristics of HDPE Socket Fusion Stub End for Fuel Gas

• Density: 0.955 g/cm³ (ISO 1183)
• Melt Flow Index: 0.25 g/10min
• Long-term hydrostatic strength: ≥10.0 MPa (20°C, 50 years)
• Slow crack growth resistance: >500h (ISO 13479)

Typical Applications of HDPE Socket Fusion Stub End for Fuel Gas

• is used at gas pressure regulating station outlet connections.
• serves terminal points for road-crossing gas pipeline protection casings.
• is installed upstream of commercial gas metering devices.
• The fitting provides bypass systems for underground gas pipeline maintenance.

Application Scenarios of HDPE Socket Fusion Stub End for Fuel Gas

• Flange transition points in fuel gas pipeline systems — is the standard stub end for these connections.