ASTM B306 - Copper Tubes for Drain, Waste and Vent - Dimensions and Working Pressures
Dimensions of copper tubes ASTM B306 Drain Waste and Vent - DWV
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Copper tubes according ASTM 306 are used in soil, waste, vent, solar and storm drainage piping systems.
| Nominal Diameter (in) | Outside Diameter (in) | Inside Diameter (in) | Wall Thickness (in) | Cross Sectional Area of Bore (in2) | Mass (Weight) per unit Length (lb/ft) | Mass (Weight) with Water (lb/ft) |
|---|---|---|---|---|---|---|
| 1 1/4 | 1.375 | 1.295 | 0.040 | 1.32 | 0.650 | 1.22 |
| 1 1/2 | 1.625 | 1.541 | 0.042 | 1.87 | 0.81 | 1.62 |
| 2 | 2.125 | 2.041 | 0.042 | 3.27 | 1.07 | 2.48 |
| 3 | 3.125 | 3.030 | 0.045 | 7.21 | 1.69 | 4.81 |
| 4 | 4.125 | 4.009 | 0.058 | 11.6 | 2.87 | 7.88 |
| 5 | 5.125 | 4.981 | 0.072 | 19.5 | 4.43 | 12.9 |
| 6 | 6.125 | 5.959 | 0.083 | 27.9 | 6.10 | 18.2 |
- recommended for above ground and no pressure applications only
- sweat fittings only
- available only in hard type
- 1 in2 = 645.2 mm2
- 1 lb/ft = 1.49 kg/m
Working Pressure
Ratings based on service temperature max. 150oF (66oC)
- yield strength S = 5100 psi (35 GPa) for annealed tube
- yield strength S = 10000 psi (69GPa) for drawn tube
| Nominal Size (in) | Max. Working Pressure (psi) | |
|---|---|---|
| Annealed | Drawn | |
| 1 1/4 | 280 | 549 |
| 1 1/2 | 249 | 489 |
| 2 | 185 | 362 |
| 3 | 135 | 265 |
| 4 | 127 | 250 |
| 5 | 129 | 252 |
| 6 | 126 | 247 |
| 8 | 124 | 244 |
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