ElectroFlange™ Pre-Fabricated Isolating Flanges
ElectroFlange™ Joints provide electrical isolation for gas, water and petroleum pipelines; providing operation and maintenance cost savings. They do not require maintenance and can eliminate vault expense. GPT offers the best solutions for preventing corrosion in all industries including: onshore and offshore mains, petroleum refinery complex, chemical plants, waterworks, wastewater, gas transmission and gas distribution systems.
The ElectroFlange™ is factory assembled by GPT under controlled conditions and is 100% factory-tested and warranted to meet customer specifications for size, pressure, corrosion coatings etc. Available with a NSF-61 Certified interior coating.
FEATURES AND BENEFITS
- Pre-Installed Isolation Gasket – Proper gasket compression and bolt load consistency are achieved
- Pre-Installed Isolation Washers – Improper installation is avoided preventing short circuit via operator error
- Outstanding electrical isolation properties for cathodic protection
- Coated Bolts – Redundant corrosion protection for bolted assembly
- Pre-Wrapped Joint – Encapsulates entire flange including bolt assembly providing corrosion protection to all critical parts
AVAILABILITY
Direct Bury
- B7 Bolts coated with Xylan 1010
- 2H Nuts with Xylan 1010 coating
- Single SS Washer with X37 coating
- Electrical continuity design for bolting
- Dual seal G10 LineBacker® isolation gasket G10 sleeves
- Fusion bonded epoxy coating
- Proprietary isolation flange filler
- Wax taped flange protection
Vaulted
- B7 Bolts coated with Xylan 1010
- 2H Nuts with Xylan 1010 coating
- Dual SS Washer with X37 coating
- Fusion bonded epoxy coating G10 sleeve
- Dual seal G10 LineBacker® isolation gasket