HDPE Electro Fusion Double Sealing 90° Elbow for Water

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90° elbow with electro fusion double sealing technology, designed for HDPE water supply pipelines to ensure high-strength leak-proof connections.
  • Diameter Range: DN20–DN630
  • Pressure Rating: PN10–PN16
  • Applicable Standards: ISO, EN, ASTM
  • Stock Availability: In stock
  • Sample Policy: Free sample available
  • Lead Time: 5–30 days

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The HDPE Electro Fusion Double Sealing 90° Elbow for Water is a 90° electrofusion elbow with dual sealing, designed for reliable right-angle directional changes in potable water and industrial water piping.

HDPE Electro Fusion Double Sealing 90° Elbow for Water
SDR11
SPECIFICATION SIZE (mm)
D L1 L2 L
L25X90° 32 60 42 80
L32X90° 45 60 40 85
L40X90° 52 65 40 90
L50X90° 62 80 49 111
L63X90° 77 95 58 135
L75X90° 90 100 55 145
L90X90° 107 105 52 159
L110X90° 135 115 48 183
L125X90° 150 140 65 215
L140X90° 165 155 75 240
L160X90° 190 160 65 255
L200X90° 237 195 78 315
L225X90° 267 210 78 345
L250X90° 297 230 83 380
L315X90° 373 285 102 475
L355X90° 422 320 110 528
L400X90° 473 340 126 584
L450X90° 530 400 120 640
L500X90° 590 450 110 690
L630X90° 742 500 140 875

Key Features of HDPE Electro Fusion Double Sealing 90° Elbow for Water

  • Dual-seal structure for redundant leak prevention.
  • Electrofusion integration eliminates mechanical stress.
  • 90° standard bend optimizes fluid dynamics.
  • Fully automated fusion process monitoring.

Manufacturing Process of HDPE Electro Fusion Double Sealing 90° Elbow for Water

Each is produced by injection molding with pre-embedded resistance wires.

Critical Process Parameters of HDPE Electro Fusion Double Sealing 90° Elbow for Water

  • Melt temperature control: 210±10°C
  • Pressure-holding cooling gradient: 0.5°C/sec
  • Resistance wire embedding depth tolerance: ±0.1mm
  • Sealing groove coaxiality ≤0.3mm

Raw Material Characteristics of HDPE Electro Fusion Double Sealing 90° Elbow for Water

  • Minimum Required Strength: 8.0–10.0 MPa (ISO 12162)
  • Melt Flow Rate: 0.15–0.40 g/10min (190°C/5kg)
  • Oxidation Induction Time >20min (ASTM D3895)
  • Density: 0.950–0.955 g/cm³ (ISO 1183)

Typical Applications of HDPE Electro Fusion Double Sealing 90° Elbow for Water

  • is used in municipal potable water distribution networks.
  • serves industrial cooling water circulation systems.
  • is installed for agricultural irrigation mainline directional changes.
  • is used in building water supply riser connections.

Application Scenarios of HDPE Electro Fusion Double Sealing 90° Elbow for Water

  • Right-angle directional changes in water mains and pump stations — is the standard elbow for these transitions.
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