Large Electrofusion Coupler

Large Electrofusion Coupler

Large Electrofusion Coupler  Pressure Test

1. 24”SDR11 Electrofusion Coupler
2. ASTM FM250 test
3. Pressure: 6.906 Mpa=1000 PSI
4. Holds for 6 Mins, joint still no problem.

1: 1400mm SDR26 Electrofusion Coupler ( For China South Water Diversion North Project) Pressure Test
2: Welding the couplers with two parts of 1400mm SDR26  0.6 Mpa pipes and close with the end caps.
3: Inject water into the test piece.
4: Increase the pressure steadily and maintain the pressure at 1.0 Mpa for 1 hour.

Construction Site
Smart Joint 800mm Electrofusion Coupler under installation

Smart Joint 1400mm Electrofusion Couplers on China South Water Diversion North Project

Smart Joint Large Size Coupler Features
1: Size range: from 450mm-1400mm/ IPS & DIPS18”-36” coupler 
2: Two separate fusion zones
3: For each fusion zone, there is a pre-heat barcode and fusion barcode. Pre-heat is a must for large coupler, it can help establish the pre-heat influential area, release the stress of pipe, to solve the gap and ovality problem.

Electrofusion Machine
Smart Joint develops DH-2 & PH-3 barcode reading electrofusion machine with operation in English, Chinese, Spanish,Russian.
DH-2 welding range: 20mm-400mm
PH-3 welding range: 20mm-800mm
PH-4 welding range: 800mm-1400mm
It's suitable for other brand Electrofusion fittings as well.

 

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