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Stainless Steel Gauge Tolerances
Material can be rolled to either of the aim tolerances listed below although tolerances are only guaranteed to the EN and ASTM tolerances.
| Nominal Gauge (mm) |
Normal Tolerance |
Negative Tolerance |
Double Negative Tolerance |
| - (mm) |
+ (mm) |
- (mm) |
+ (mm) |
- (mm) |
- (mm) |
| 0.25 |
0.015 |
0.015 |
0.030 |
0.000 |
0.032 |
0.002 |
| >0.25 to 0.3 |
0.016 |
0.016 |
0.032 |
0.000 |
0.036 |
0.004 |
| >0.3 to 0.4 |
0.019 |
0.019 |
0.038 |
0.000 |
0.045 |
0.007 |
| >0.4 to 0.5 |
0.021 |
0.021 |
0.042 |
0.000 |
0.054 |
0.010 |
| >0.5 to 0.6 |
0.023 |
0.023 |
0.046 |
0.000 |
0.062 |
0.016 |
| >0.6 to 0.7 |
0.026 |
0.026 |
0.052 |
0.000 |
0.072 |
0.020 |
| >0.7 to 0.8 |
0.027 |
0.027 |
0.054 |
0.000 |
0.079 |
0.025 |
| >0.8 to 0.9 |
0.029 |
0.029 |
0.058 |
0.000 |
0.088 |
0.030 |
| >0.9 to 1.0 |
0.031 |
0.031 |
0.062 |
0.000 |
0.096 |
0.034 |
| >1.0 to 1.2 |
0.034 |
0.034 |
0.068 |
0.000 |
0.112 |
0.044 |
| >1.2 to 1.5 |
0.039 |
0.039 |
0.078 |
0.000 |
0.136 |
0.058 |
| >1.5 to 1.6 |
0.040 |
0.040 |
0.080 |
0.000 |
0.144 |
0.064 |
| >1.6 to 1.8 |
0.043 |
0.043 |
0.086 |
0.000 |
0.160 |
0.074 |
| >1.8 to 2.0 |
0.045 |
0.045 |
0.090 |
0.000 |
0.175 |
0.085 |
| >2.0 to 2.5 |
0.051 |
0.051 |
0.102 |
0.000 |
0.214 |
0.112 |
| >2.5 to 3.0 |
0.056 |
0.056 |
0.112 |
0.000 |
0.251 |
0.139 |
| >3.0 to 3.5 |
0.061 |
0.061 |
0.122 |
0.000 |
0.289 |
0.167 |
| >3.5 to 4.0 |
0.066 |
0.066 |
0.132 |
0.000 |
0.326 |
0.194 |
| >4.0 to 4.5 |
0.070 |
0.070 |
0.140 |
0.000 |
0.362 |
0.222 |
| >4.5 to 5.0 |
0.074 |
0.074 |
0.148 |
0.000 |
0.399 |
0.251 |
| >5.0 to 5.5 |
0.078 |
0.078 |
0.156 |
0.000 |
0.435 |
0.279 |
| >5.5 to 6.0 |
0.082 |
0.082 |
0.164 |
0.000 |
0.472 |
0.308 |
| Nominal Gauge (mm) |
Normal Tolerance |
Positive Tolerance |
Negative Tolerance |
Predominantly Negative Tolerance |
Double Negative Tolerance |
| - mm |
+ mm |
- mm |
+ mm |
- mm |
+ mm |
- mm |
+ mm |
- mm |
- mm |
| 3.0 |
0.20 |
0.09 |
0.00 |
0.29 |
0.29 |
0.00 |
0.22 |
0.07 |
0.34 |
0.05 |
| >3.0 to 3.5 |
0.22 |
0.09 |
0.00 |
0.31 |
0.31 |
0.00 |
0.23 |
0.08 |
0.38 |
0.07 |
| >3.5 to 4.0 |
0.22 |
0.11 |
0.00 |
0.33 |
0.33 |
0.00 |
0.24 |
0.09 |
0.43 |
0.10 |
| >4.0 to 4.5 |
0.24 |
0.11 |
0.00 |
0.35 |
0.35 |
0.00 |
0.25 |
0.10 |
0.47 |
0.12 |
| >4.5 to 5.0 |
0.24 |
0.12 |
0.00 |
0.36 |
0.36 |
0.00 |
0.25 |
0.11 |
0.50 |
0.14 |
| >5.0 to 6.0 |
0.25 |
0.15 |
0.00 |
0.40 |
0.40 |
0.00 |
0.27 |
0.13 |
0.59 |
0.19 |
| >6.0 to 8.0 |
0.25 |
0.23 |
0.00 |
0.48 |
0.48 |
0.00 |
0.31 |
0.17 |
0.76 |
0.28 |
| >8.0 to 10 |
0.25 |
0.30 |
0.00 |
0.55 |
0.55 |
0.00 |
0.34 |
0.21 |
0.92 |
0.37 |
| >10 to 12 |
0.25 |
0.38 |
0.00 |
0.63 |
0.63 |
0.00 |
0.39 |
0.24 |
1.10 |
0.47 |
| >12 to 14 |
0.25 |
0.45 |
0.00 |
0.70 |
0.70 |
0.00 |
0.42 |
0.28 |
1.26 |
0.56 |
| >14 to 15 |
0.25 |
0.49 |
0.00 |
0.74 |
0.74 |
0.00 |
0.44 |
0.30 |
1.35 |
0.61 |
| >15 to 16 |
0.25 |
0.53 |
0.00 |
0.78 |
0.78 |
0.00 |
0.46 |
0.32 |
1.43 |
0.65 |
| >16 to 18 |
0.25 |
0.60 |
0.00 |
0.85 |
0.85 |
0.00 |
0.49 |
0.36 |
- |
- |
| >18 to 20 |
0.25 |
0.68 |
0.00 |
0.93 |
0.93 |
0.00 |
0.54 |
0.39 |
- |
- |
| >20 to 22 |
0.25 |
0.75 |
0.00 |
1.00 |
1.00 |
0.00 |
0.57 |
0.43 |
- |
- |
| >22 to 25 |
0.25 |
0.86 |
0.00 |
1.11 |
1.11 |
0.00 |
0.62 |
0.49 |
- |
- |
| >25 to 28 |
0.25 |
0.98 |
0.00 |
1.23 |
1.23 |
0.00 |
0.69 |
0.54 |
- |
- |
| >28 to 30 |
0.25 |
1.05 |
0.00 |
1.30 |
1.30 |
0.00 |
0.72 |
0.58 |
- |
- |
| >30 to 32 |
0.25 |
1.13 |
0.00 |
1.38 |
1.38 |
0.00 |
0.76 |
0.62 |
- |
- |
| >32 to 35 |
0.25 |
1.24 |
0.00 |
1.49 |
1.49 |
0.00 |
0.81 |
0.68 |
- |
- |
| >35 to 40 |
0.25 |
1.43 |
0.00 |
1.68 |
1.68 |
0.00 |
0.91 |
0.77 |
- |
- |
| >40 to 50 |
0.25 |
1.80 |
0.00 |
2.05 |
2.05 |
0.00 |
1.09 |
0.96 |
- |
- |
| > 50 to 60 |
0.25 |
2.18 |
0.00 |
2.43 |
2.43 |
0.00 |
1.28 |
1.15 |
- |
- |
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