HDPE Socket Fusion Male Thread Union for Fuel Gas

Key Features of HDPE Socket Fusion Male Thread Union for Fuel Gas

• PE100 material ensures slow crack growth resistance.
• Socket fusion joint complies with ISO 21307 welding standards.
• Male thread meets ISO 7-1 sealing specifications.
• 100% gas-tightness testing guarantees fuel transportation safety.
• UV-resistant black compound with yellow identification stripe.

Manufacturing Process of HDPE Socket Fusion Male Thread Union for Fuel Gas

Each is produced by injection molding with metal thread insert and precision machining.

Critical Process Parameters of HDPE Socket Fusion Male Thread Union for Fuel Gas

• Melt temperature control: ±2°C accuracy
• Thread insert positioning tolerance: ≤0.1mm
• Socket ovality: <0.5% nominal diameter
• Cooling rate gradient management
• Fusion surface roughness Ra≤12.5μm

Raw Material Characteristics of HDPE Socket Fusion Male Thread Union for Fuel Gas

• Density: 0.950–0.955 g/cm³ (ISO 1183)
• Melt Mass-Flow Rate: 0.2–0.4 g/10min
• Slow Crack Growth resistance: >500h (ISO 13479)
• Elastic modulus: 900–1100 MPa (ISO 527-2)
• Thermal conductivity: 0.42 W/(m·K)

Typical Applications of HDPE Socket Fusion Male Thread Union for Fuel Gas

• is used for branch connections in medium-pressure gas pipelines.
• serves underground fuel pipeline retrofits in gas stations.
• is installed in biogas collection networks.
• The fitting provides equipment interface transitions at gas pressure regulation stations.

Application Scenarios of HDPE Socket Fusion Male Thread Union for Fuel Gas

• Transition connections between HDPE pipes and metallic valves — is the standard union for these interfaces.