Copper Piping Deterioration – Patina’s Story

Copper water pipes are usually guaranteed by the manufacturer against manufacturing defects for a period of 25 years. The vast majority of copper systems far exceed this time period but a small minority may fail after a comparatively short time. The majority of failures seen are the result of poor installation or operation of the water system. The most common failure seen in the last 20 years is Pitting corrosion in cold water tubes, also known as Type 1 pitting. See also Erosion Corrosion of...
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