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