HDPE Butt Fusion 22.5° Elbow for Fuel Gas

Key Features of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

• Corrosion-resistant PE100 material meets ISO 4437 gas standards.
• The 22.5° angle minimizes flow turbulence.
• It achieves molecular-level sealing via thermal fusion.
• The weld zone strength is equal to or greater than the pipe body strength.

Manufacturing Process of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

Each is produced by injection molding with computer-controlled thermal fusion.

Critical Process Parameters of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

• Melt temperature control: 200°C ±5°C
• Cooling gradient ≤15°C/min
• Fusion pressure: 0.15–0.25 MPa
• Oxidation Induction Time ≥30 min

Raw Material Characteristics of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

• Density: 0.950 g/cm³ (ISO 1183)
• Minimum Required Strength: 10.0 MPa
• Rapid crack propagation resistance S4
• Environmental stress cracking resistance >5000h

Typical Applications of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

• is used for directional changes in medium-pressure gas networks.
• serves directional drilling under obstacles.
• is installed in corrosive chemical plant gas lines.
• is used in seismic-resistant pipeline construction.

Application Scenarios of HDPE Butt Fusion 22.5° Elbow for Fuel Gas

• Directional changes in urban gas distribution networks — is the standard low-angle elbow for these transitions.