Asked by: Ullah Chapartegui
asked in category: General Last Updated: 28th February, 2020

How long do iron water pipes last?

They still last a pretty long time. Brass supply pipes can last between 40 to 70+ years. Copper pipes can last in excess of 50 years, and galvanized steel pipes can last between 20 and 50 years. Cast iron drain lines have a lifespan of 75 to 100 years, and PVC drain lines will last indefinitely.

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Subsequently, one may also ask, how long do iron pipes last?

In most cases, cast iron sewer pipes should last 75-100 years in a residential application. In commercial applications, the lifespan of cast iron drain pipes is 30-50 years.

Furthermore, how often does plumbing need to be replaced? A good rule of thumb for replacing supply pipes is: Brass pipes: 80-100 years. Copper pipes: 70-80 years. Galvanized steel pipes: 80-100 years.

In respect to this, how long do PVC water pipes last?

25-40 years

When did they stop using cast iron pipes?

If your home was built prior to 1975 then you most likely have cast iron sewer lines. High-quality cast iron pipe is approved for plumbing and is still used today. However, about 50 years ago imported steel made its way to the US.

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