CTSP Episode 144 - AWWA C222 - Polyurethane Coatings & Linings for Steel Water Pipe & Fittings

Jack Walker and Paul Atzemis discuss the AWWA C222 standard. This standard relates to the use of polyurethanes and polyurea for the interior and exterior of steel water pipe, valves, and fittings.

• 0:00 - Intro
• 3:39 - Introduction to AWWA C222 - Polyurethane Coatings and Linings for Steel Water Pipe and Fittings
• 4:40 - AWWA C222 for the exterior of steel pipe
• 5:44 - History of polyurethane use within the AWWA C222 standard
• 6:53 - Use of polyurethanes for the interior of water pipes
• 8:03 - NSF/ANSI/CAN 600 - Health Effects Evaluation and Criteria for Chemicals in Drinking Water
• 9:31 - Chemical resistance required per AWWA C222
• 10:45 - Repairs of the polyurethane coating per AWWA C222
• 11:36 - Performance requirements per AWWA C222
• 14:16 - Wrap up

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