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E202.1 Determining Volume of Piping Systems
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Where required for engineering design purposes, Table E202.1 shall be used to determine the approximate internal volume of water distribution piping.
For SI: 1 ounce = 0.030 liter.
| OUNCES OF WATER PER FOOT OF TUBE | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Size Nominal, Inch |
Copper Type M |
Copper Type L |
Copper Type K |
CPVC CTS SDR 11 |
CPVC SCH 40 |
CPVC SCH 80 |
PE-RT SDR 9 |
Composite ASTM F1281 |
PEX CTS SDR 9 |
| 3/8 | 1.06 | 0.97 | 0.84 | NIA | 1.17 | --- | 0.64 | 0.63 | 0.64 |
| 1/2 | 1.69 | 1.55 | 1.45 | 1.25 | 1.89 | 1.46 | 1.18 | 1.31 | 1.18 |
| 3/4 | 3.43 | 3.22 | 2.90 | 2.67 | 3.38 | 2.74 | 2.35 | 3.39 | 2.35 |
| 1 | 5.81 | 5.49 | 5.17 | 4.43 | 5.53 | 4.57 | 3.91 | 5.56 | 3.91 |
| 11/4 | 8.70 | 8.36 | 8.09 | 6.61 | 9.66 | 8.24 | 5.81 | 8.49 | 5.81 |
| 11/2 | 12.18 | 11.83 | 11.45 | 9.22 | 13.20 | 11.38 | 8.09 | 13.88 | 8.09 |
| 2 | 21.08 | 20.58 | 20.04 | 15.79 | 21.88 | 19.11 | 13.86 | 21.48 | 13.86 |
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