Brian Cheshire joins Jack Walker and Paul Atzemis to discuss coating ductile iron pipe, how it's different from steel, and what standards to use.
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0:00 – Intro
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1:38 – What makes ductile iron different than steel
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2:37 – Ductile iron surface prep requirements
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3:30 – Color change when blasting ductile iron pipe and dangers of over-blasting
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5:25 – The first three parts of NAPF 500-03 (NAPF 500-03-01 Solvent Cleaning, NAPF 500-03-02 Hand Tool Cleaning, NAPF 500-03-03 Power Tool Cleaning)
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7:12 – NAPF 500-03-04 Abrasive Blast Cleaning for Ductile Iron Pipe and NAPF 500-03-05 Abrasive Blast Cleaning for Cast Ductile Iron Fittings
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10:27 – Coatings used on ductile iron substrates
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12:43 – Lining ductile iron pipe
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14:30 – Wrap up