HDPE Electro Fusion End Cap for Fuel Gas

Key Features

• Embedded heating coils for 360° uniform fusion
• PE100 RC material with Slow Crack Growth (SCG) resistance
• Integrated data matrix code for traceability
• Automated fusion process monitoring interface

Typical Applications

• Termination of medium/low-pressure gas distribution networks
• LNG/CNG refueling station piping systems
• Industrial gas supply system retrofits
• Isolation segments in underground gas pipeline maintenance

Manufacturing Process

Precision injection molding with automated coil-embedding process

• Melt temperature control: ±2℃ precision
• Cooling gradient ≤15℃/min
• Heating wire positioning tolerance ±0.1mm
• Oxidation Induction Time (OIT) ≥30min

Raw Material Characteristics

• Minimum Required Strength (MRS) ≥10.0MPa (ISO 9080)
• Elastic modulus ≥900MPa (ISO 527)
• Charpy impact strength ≥15kJ/m² (ISO 179)
• Volume resistivity ≥1×10¹⁶Ω·cm (IEC 62631)

• Pressure test sealing for municipal gas trunk lines
• Retrofitting in CNG storage/distribution stations
• Termination of industrial gas boiler supply lines
• Temporary pipeline isolation during emergency repairs