Sherwin-Williams
Energy

Power & Utilities

Power plants, substations, turbines and transmission networks: long-lasting protection for the assets that keep energy moving.

Energy infrastructure demands long-term protection

The power generation and distribution sector operates long-lifecycle assets - thermal, hydroelectric, wind, nuclear and solar plants, substations and transmission networks. These assets are exposed to varied atmospheric environments, continuous operating temperatures, condensation, industrial pollution and, in many cases, marine or coastal environments. Premature failure means high costs, safety risks and compromised operational continuity.

Verticals and applications

Five verticals. One integrated portfolio.

Thermal power plants

Steel structures, boilers, steam ducts, turbines, condensers and support structures - exposed to high temperatures and environments with sulfur and NOx.

Hydroelectric plants

Turbines, gates, trash racks, hydraulic structures, powerhouses, and concrete and steel surfaces exposed to immersion and humid environments.

Wind power

Protection of structures in environments with high humidity, aggressive chemical agents and water vapor.

Substations and Transmission

Transformers, substation structures, transmission towers and distribution cabinets - environments with intense thermal variation and long-term atmospheric exposure.

Nuclear · Solar · Biofuel

Nuclear containment structures, solar panel racks, biogas and biofuel facilities - each application with its own regulatory requirement.

The sector's main challenges

Corrosion in varied atmospheric environments

From urban C2 to coastal and offshore C5-M.

Continuous operation

Coatings on hot surfaces

Growing environmental regulations

With VOC limits and performance requirements.

Assets with 20 to 40 year lifecycles

Requiring systems with proven durability.

Applicable standards and certifications

ISO 12944 C2–C5-M

Atmospheric corrosivity categories - from rural (C2) to marine (C5-M) environments. The specification reference for power plants and substations.

ASTM B117

Salt spray testing - verifies the corrosion resistance of primer and topcoat systems.

ISO 20340

Standard specific to offshore and wind generation structures - combined cycling of salt spray, UV and temperature.

IEC 60068

Environmental testing for electrical equipment - temperature and humidity cycling for substation components.

Support

Specialized technical support

Our team works directly on Power & Utilities projects with services that include:

  • Corrosivity categorization of the installation environment (ISO 12944)
  • Surface preparation follow-up and DFT control in the field
  • Full system specification (primer + intermediate + topcoat) with technical documentation
  • Support for greenfield projects and maintenance programs for existing assets
Technical Support

Talk to people who understand your asset, not just paint

Describe your asset's condition and the environment it operates in. Our technical team will come back with a specification aligned to the applicable standard — and the service life you expect from the system.

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