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NOMINAL PIPE SIZE TO METRIC CONVERSION CHART
1-800-PENN-USA |
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| NOMINAL PIPE SIZE (INCHES) |
DN (MILLIMETERS) |
|
| 1/8" | 6 | |
| 3/16" | 7 | |
| 1/4" | 8 | |
| 3/8" | 10 | |
| 1/2" | 15 | |
| 5/8" | 18 | |
| 3/4" | 20 | |
| 1" | 25 | |
| 1-1/4" | 32 | |
| 1-1/2" | 40 | |
| 2" | 50 | |
| 2-1/2" | 65 | |
| 3" | 80 | |
| 3-1/2" | 90 | |
| 4" | 100 | |
| 4-1/2" | 115 | |
| 5" | 125 | |
| 6" | 150 | |