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Devchem 253Chemical resistant lining

A two-component epoxy novolac, Devchem® 253 is a high solids chemical resistant lining system with exceptional resistance to a wide variety of chemicals and solvents. Devchem® 253 also provides exceptional resistance over a wide range of temperatures and pressures. It features excellent application and curing properties and does not require baking. Devchem® 253 is ideal for industrial storage and process tanks as well as pipelines, railroad tanker car linings and high pressure crude oil separation tanks. It can also be used as a protective coating for highly corrosive environments.

• Excellent application properties

• High volume solids; low levels of volatile organic compounds (VOCs)

• High gloss provides easy cleaning

• Available in a lower viscosity version ideal for small diameter pipe and spooling

• Easy to apply by either plural or single leg airless spray

• Does not require baking to cure

• Years of proven performance in the harshest of environments

AkzoNobel logo, DEVOE High Performance Coatings, and all product names are trademarks of AkzoNobel. © AKZONOBEL 2015. G2_

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PROPERTY METHOD RESULTS

Adhesion resistance (1000 frame load, 1000 cycles)

ASTM D 4060, CS 17 90 mg loss

Adhesion ASTM D 4541 900-1100 psi (6205-7584 kPa)

Tensile strength ASTM D 2370 1741 psi (12003 kPa)

Modulus ASTM D 2370 192,400 psi (1326551 kPa)

Flexural strength ASTM D 2370 3487 psi (24042 kPa)

Hardness ASTM D 2240 (Type D) 83 (durometer)

Water immersion 24 months at 77°F (25°C) ASTM D 1308 No effect

Performance data

The power to protect™

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PROPERTY TEMPERATURE PRESSURE RESULTS

Autoclave (NACE TMO 185 4 day exposure to simulated sour crude*)

250°F (121°C) 1000 psig (68.9 bar) Passed

300°F (148°C) 150 psig (10.3 bar) Passed

Independent test data

*5% NaCI (water phase) 1:1 kerosene:toulene (organic phase), and sour gas (5% H2S, 5% CO2, balance CH4 – gas phase)