HDPE Butt Fusion Stub End for Fuel Gas

Key Features of HDPE Butt Fusion Stub End for Fuel Gas

• PE100 RC material complies with fuel gas safety regulations.
• Automated butt fusion ensures zero-leak connections.
• is compatible with standard ANSI/ASME flanges.
• Superior resistance to slow crack growth.

Manufacturing Process of HDPE Butt Fusion Stub End for Fuel Gas

Each is produced by precision injection molding with secondary thermoforming for the flange.

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

• Melt temperature control: 200°C ±5°C
• Cooling rate gradient ≤15°C/min
• Flange angle precision: 89°–91°
• Fusion face surface roughness Ra≤5μm

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

• Density: 0.948–0.955 g/cm³
• Melt Mass-Flow Rate: 0.15–0.35 g/10min
• Full Notch Creep Test: ≥8760 hours
• Hydrostatic design stress: 12.4 MPa/20°C/50 years

Typical Applications of HDPE Butt Fusion Stub End for Fuel Gas

• The fitting provides spigot-flange transition at gas gate stations.
• The fitting enables sealed transitions between buried and above-ground sections.
• is used for flange connections on gas pressure regulator skids.
• The fitting provides termination sealing in pipeline rehabilitation sections.

Application Scenarios of HDPE Butt Fusion Stub End for Fuel Gas

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