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Converter
Converter
Pipe sizes are often expressed in old imperial sizes. The chart below shows the approximate equivalent metric sizes.
Conversion Chart
| Nominal imperial pipe size | Nominal metric pipe size |
|---|---|
| 1¼" | 32mm |
| 1½" | 40mm |
| 2" | 50mm |
| 3" | 82.4mm |
| 4" | 110mm |
| 6" | 160mm |