HDPE Butt Fusion Repair Coupler for Water

Key Features of HDPE Butt Fusion Repair Coupler for Water

• Full-circumference fusion ensures structural integrity.
• Chemical corrosion and UV-resistant formulation protects.
• Zero metallic components prevent galvanic corrosion.
• ISO 4427 potable water contact certification covers the fitting.

Manufacturing Process of HDPE Butt Fusion Repair Coupler for Water

Each is produced by precision injection molding with CNC finishing.

Critical Process Parameters of HDPE Butt Fusion Repair Coupler for Water

• Melt temperature control: 200–230°C
• Cooling gradient ≤15°C/min
• Fusion pressure tolerance ±0.05 MPa
• Ovality deviation <0.3%

Raw Material Characteristics of HDPE Butt Fusion Repair Coupler for Water

• Density: 0.950–0.955 g/cm³ (ISO 1183)
• Melt Flow Index: 0.15–0.25 g/10min (ISO 1133)
• Environmental Stress Crack Resistance ≥1000hr
• Thermal Stability: ≥20 years

Typical Applications of HDPE Butt Fusion Repair Coupler for Water

• is used for localized damage repair of existing pipelines.
• The fitting provides pressure-containing repairs without flow interruption.
• is installed for joint connections in pipeline system upgrades.
• is used in seismic-resistant flexible connections in active fault zones.

Application Scenarios of HDPE Butt Fusion Repair Coupler for Water

• Emergency repair and pipeline rehabilitation — is the standard coupler for these applications.