| 
 Table1   Plainness Tolerance  | 
| 
 Provided Minimum Yield Strength MPa  | 
 Normal Width  | 
 Plainness (mm) for the nominal thickness as shown below  | 
| 
 Common precise PF. A  | 
 High-level precise PF. B  | 
| 
 < 0.70  | 
 0.70-1.60  | 
 1.6-3.0  | 
 < 0.70  | 
 0.70-1.60  | 
 1.6-3.0  | 
| 
 260-< 360  | 
 < 1200  | 
 13  | 
 10  | 
 10  | 
 8  | 
 6  | 
 5  | 
| 
 Table2   Thickness Tolerance  | 
| 
 Nominal thickness  | 
 Thickness tolerance while the widths are showed as follows  | 
| 
 Common precise PT. A  | 
 High-level precision PT. B  | 
 | 
 ≤ 1200  | 
 1200-1500  | 
 > 1500  | 
 ≤ 1200  | 
 1200-1500  | 
 > 1500  | 
| 
 0.30-0.40  | 
 ± 0.05  | 
 ± 0.06  | 
 ± 0.07  | 
 ± 0.035  | 
 ± 0.040  | 
 ± 0.045  | 
| 
 0.40-0.60  | 
 ± 0.05  | 
 ± 0.06  | 
 ± 0.07  | 
 ± 0.040  | 
 ± 0.045  | 
 ± 0.050  | 
| 
 0.60-0.80  | 
 ± 0.06  | 
 ± 0.07  | 
 ± 0.08  | 
 ± 0.045  | 
 ± 0.050  | 
 ± 0.060  | 
| 
 Table3   Width Tolerance  | 
| 
 Nominal width  | 
 Width tolerance  | 
 | 
 Common precise PW. A  | 
 High-level precision PW. B  | 
| 
 ≤ 1200  | 
 0-+5  | 
 0-+2  | 
| 
 1200-1500  | 
 0-+6  | 
 0-+2  | 
| 
 > 1500  | 
 0-+7  | 
 0-+3  |