Industrial Perforated Plate/Screen Gauges Tolerances
Tolerances on gauges used in USA standard specifications for industrial perforated plate and screens shall be in accordance with those listed in table 1.
| Gage | Steel | Tolerance on Gage | ||
|---|---|---|---|---|
| Standard (mm) |
USA Industrial Standard (in.) |
USA Industrial Decimal Equivalent (in.) |
Standard (mm) |
USA Industrial Standard (in.) |
| 25.4 | 1 | +1.00/−0.25 | +0.040/−0.010 | |
| 22.4 | 7/8 | +0.89/−0.25 | +0.035/−0.010 | |
| 19.0 | 3/4 | +0.84/−0.25 | +0.033/−0.010 | |
| 16.0 | 5/8 | +0.79/−0.25 | +0.031/−0.010 | |
| 12.5 | 1/2 | +0.76/−0.25 | +0.030/−0.010 | |
| 9.50 | 3/8 | +0.66/−0.25 | +0.026/−0.010 | |
| 8.00 | 5/16 | +0.64/−0.25 | +0.025/−0.010 | |
| 6.30 | 1/4 | +0.53/−0.25 | +0.021/−0.010 | |
| 4.75 | 3/16 | +0.51/−0.25 | +0.020/−0.010 | |
| 4.25 | 8 gage | 0.1644 | ±0.25 | ±0.010 |
| 3.35 | 10 gage | 0.1345 | ±0.25 | ±0.010 |
| 3.00 | 11 gage | 0.1196 | ±0.25 | ±0.010 |
| 2.65 | 12 gage | 0.1046 | ±0.25 | ±0.010 |
| 1.90 | 14 gage | 0.0747 | ±0.18 | ±0.007 |