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PIPELINE PERFORMANCE shawcor.com

WaterGuard LE

Solvent Free Epoxy Protective Lining

WaterGuard™ LE is a 100 percent solids, two-component, solvent free, high-build epoxy lining system used to provide corrosion protection for the internals of steel pipes. Various material options are available for applications including potable and field water, process water, sewage, salt water, wastewater, crude oil and white oils.

Excellent Performance Properties

  • WaterGuard™ LE cures to form a hard and glossy surface film with excellent resistance to a wide range of aqueous chemicals including potable water, effluents, raw water, process water, sewage, crude oils and white oils
  • The product has excellent adhesion to steel surfaces

Engineered Solutions

A variety of coatings can be selected and evaluated for specific applications and operating conditions.

Environmentally Safe

With a solvent-free and zero VOC formulation, WaterGuard™ LE is designed to meet strict health, safety and environmental standards.

Global Availability

  • The product can be applied in a single plant, multiple plants or a mobilized site to improve project logistics
  • High capacity within the Shawcpr plant network allows the client to benefit from single source advantages, providing more cost effective management of pipe coating needs

Product Properties

CAPABILITY/PROPERTY UNIT VALUE TEST DESCRIPTION RESULTS
Adhesion MPa ASTM D 4541 15 min.
Adhesion ASTM D 3359
(Method A, cross cut)
4A min.
Hardness Pencil ASTM D 3363 5H min.
Flexibility (Conical mandrel) 180° bend over
102 mm mandrel
ASTM D 522 No flaking, cracking or adhesion loss
Abrasion resistance mg loss per 1000 rev ASTM D 4060
CS 17 wheel, 1 kg load
100 max
Cathodic disbondment
@ 20± 3°C, 30 days
@ max. rated service temp± 3°C, 30 days

mm
mm

ASTM G8
ASTM G95

9.5 max.
20 max.
Immersion resistance
De-ionized water
1 wt% Sodium hydroxide
1 wt% Sulphuric acid
No blistering, peeling or disbondment AWWA C210-07;
partial immersion for 30 days @ 24°C

pass
pass
pass

Values shown are typical and may vary from plant to plant. Consult a Shawcor technical advisor for any special requirements.

Applications / Assets

  • Gas Pipelines
  • Large Diameter Pipelines
  • Oil Pipelines
  • Subsea Infrastructure
  • Waterworks Pipelines

Documentation

Last Updated: 10/20/2017 8:43:32 AM
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