We all know the two different commonly used plastic pipes that exist in India are PVC, or polyvinyl chloride, and CPVC, or chlorinated polyvinyl chloride. Both are used in industrial, construction, and plumbing applications. Despite the similarities between the two pipes, they differ in terms of their chemical properties, intended uses, and pressure rating. Scroll down to check CPVC vs PVC.
What is the difference between PVC and CPVC?
| Properties | PVC | CPVC |
|---|---|---|
Durability |
Based on the standard of the raw materials and the fillers percentage utilised in the pipes. |
About 50 years and also depending on the pipe condition and a further safety factor of 105 times. |
Material Types |
PVC resin + additives [lead used as processing aid] |
constructed from lead-free finishing chemicals |
Joint System |
Plain solvent or threaded |
Hot air welding or two-step solvent cement jointing system |
Breakability |
High |
Low |
Effect on Water |
Harmful due to the presence of lead |
Certified for use with portable water |
Functional Temperature |
Below 140┬░ Fahrenheit (i.e. 60┬░┬а Celsius) |
Below 200┬░ Fahrenheit (i.e. 93┬░┬а Celsius) |
Pressure Rating |
Low |
High |
Cost |
Cheap |
Costly |
Quality |
Less resistant to chemical |
Highly chemical resistant |
Rigid |
Less |
High |
Applications |
Drainage pipe, blood storage bags, roofing membranes, wire insulation, footwear, etc. |
Chemical processing plants, hospitals, laboratories, distribution of hot and cold water, etc. |
PVC and CPVC differ majorly in pressure ratings and withstand temperature. In order to choose the right pipe for a given application, you can also speak with an expert plumber. I hope you understood the differences between PVC and CPVC. If you have any doubts on the matter, just drop a comment below.
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What is the difference between PVC and CPVC?
Anjanaya
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June 9, 2023
2023-06-09T19:56:21+00:00 2023-06-12T09:14:41+00:00Comment
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Plumbing
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