Our spring steel program covers the size ranges below. Standard dimensional tolerances are according to the standard EN 10088-1.
Our spring steel is normally supplied with a bright-rolled surface. Other types of surfaces, such as bright-annealed, dull, polished or ground surface can be offered on request.
| Thickness | Width | Thickness tolerance, mm +/- Tolerance class |
|||
|---|---|---|---|---|---|
| mm | mm | T1 | T2 | T3 | T4 |
| <0.025 | -250 >250-400 |
0.003 0.004 |
0.002 0.003 |
0.0015 0.002 |
0.001 0.0015 |
| 0.025- <0.04 | -250 >250-400 |
0.004 0.005 |
0.003 0.004 |
0.002 0.003 |
0.0015 0.002 |
| 0.04- <0.063 | -250 >250-400 |
0.005 0.006 |
0.004 0.005 |
0.003 0.004 |
0.002 0.003 |
| 0.063- <0.1 | -250 >250-400 |
0.006 0.007 |
0.005 0.006 |
0.004 0.005 |
0.003 0.004 |
| 0.1- <0.125 | -250 >250-400 |
0.007 0.008 |
0.005 0.006 |
0.004 0.005 |
0.003 0.004 |
| 0.125- <0.16 | -250 >250-400 |
0.009 0.01 |
0.006 0.007 |
0.005 0.006 |
0.004 0.005 |
| 0.16- <0.2 | -250 >250-400 |
0.01 0.011 |
0.007 0.008 |
0.005 0.006 |
0.004 0.005 |
| 0.2- <0.25 | -250 >250-400 >400-600 |
0.011 0.013 0.014 |
0.008 0.009 0.010 |
0.006 0.007 0.008 |
0.004 0.006 0.007 |
| 0.25- <0.315 | -250 >250-400 >400-600 |
0.013 0.015 0.017 |
0.009 0.011 0.012 |
0.007 0.008 0.009 |
0.005 0.006 0.007 |
| 0.315- <0.4 | -250 >250-400 >400-600 |
0.015 0.017 0.020 |
0.011 0.012 0.014 |
0.008 0.009 0.010 |
0.006 0.006 0.008 |
| 0.4- <0.5 | -250 >250-400 >400-600 |
0.017 0.020 0.023 |
0.012 0.014 0.017 |
0.009 0.010 0.012 |
0.006 0.007 0.009 |
| 0.5- <0.63 | -250 >250-400 >400-600 |
0.020 0.024 0.028 |
0.014 0.017 0.020 |
0.010 0.012 0.014 |
0.007 0.009 0.010 |
| 0.63- <0.8 | -250 >250-400 >400-600 |
0.023 0.027 0.032 |
0.017 0.020 0.023 |
0.012 0.014 0.016 |
0.008 0.010 0.012 |
| 0.8- <1 | -250 >250-400 >400-600 |
0.027 0.032 0.037 |
0.019 0.023 0.027 |
0.013 0.016 0.019 |
0.009 0.012 0.014 |
| 1- <1.25 | -250 >250-400 >400-600 |
0.034 0.036 0.042 |
0.024 0.026 0.029 |
0.017 0.018 0.021 |
0.012 0.013 0.015 |
| 1.25- <1.6 | -250 >250-400 >400-600 |
0.039 0.044 0.050 |
0.028 0.032 0.028 |
0.020 0.022 0.026 |
0.014 0.016 0.019 |
| 1.6- <2 | -250 >250-400 >400-600 |
0.046 0.050 0.060 |
0.033 0.038 0.042 |
0.023 0.026 0.029 |
0.017 0.019 0.021 |
| 2- <2.5 | -250 >250-400 >400-600 |
0.050 0.055 0.065 |
0.035 0.040 0.050 |
0.025 0.028 0.033 |
0.017 0.020 0.024 |
| 2.5- <3.15 | -250 >250-400 >400-600 |
0.056 0.060 0.070 |
0.040 0.043 0.050 |
0.028 0.030 0.035 |
0.020 0.022 0.025 |
| 3.15- 5 | -250 >250-400 >400-600 |
0.063 0.065 0.080 |
0.045 0.050 0.060 |
0.032 0.034 0.040 |
0.022 0.024 0.029 |
| Thickness | Width | Thickness tolerance, mm +/- Tolerance class |
|||
|---|---|---|---|---|---|
| mm | mm | B1 | B2 | B3 | B4 |
| <0.25 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.07 0.10 0.15 0.20 0.30 0.40 0.60 |
0.05 0.07 0.11 0.15 0.20 0.30 0.40 |
0.03 0.05 0.07 0.10 0.15 0.20 0.30 |
0.02 0.035 0.05 0.07 0.10 - - |
| 0.25- <0.50 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.10 0.15 0.20 0.25 0.35 0.50 0.70 |
0.07 0.11 0.15 0.20 0.30 0.35 0.50 |
0.05 0.07 0.10 0.15 0.20 0.25 0.35 |
0.03 0.05 0.07 0.10 0.15 - - |
| 0.50- <1.00 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.15 0.20 0.25 0.30 0.40 0.60 0.80 |
0.11 0.15 0.20 0.25 0.30 0.40 0.60 |
0.07 0.10 0.15 0.15 0.20 0.30 0.40 |
0.05 0.07 0.10 0.10 v15 - - |
| 1.00- <1.60 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.20 0.25 0.30 0.35 0.45 0.70 0.90 |
0.15 0.20 0.25 0.25 0.35 0.50 0.60 |
0.10 0.15 0.15 0.20 0.25 0.35 0.40 |
0.07 0.10 0.10 0.15 0.20 - - |
| 1.60- <2.00 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.25 0.30 0.35 0.40 0.50 0.70 0.90 |
0.20 0.20 0.30 0.30 0.35 0.50 0.60 |
0.15 0.15 0.20 0.20 0.25 0.35 0.40 |
0.10 0.10 0.15 0.15 0.20 - - |
| 2.00- <2.50 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
0.35 0.35 0.40 0.45 0.55 0.80 1.00 |
0.25 0.25 0.30 0.35 0.40 0.60 0.70 |
0.20 0.20 0.20 0.25 0.30 0.40 0.50 |
0.15 0.15 0.15 0.20 0.25 - - |
| 2.50- <4.00 | - <20 20- <50 50- <125 125- <250 250- <400 400- <600 600- <800 |
- 0.40 0.45 0.50 0.60 0.80 1.00 |
- 0.30 0.30 0.35 0.40 0.60 0.70 |
- 0.20 0.20 0.25 0.30 0.40 0.50 |
- 0.15 0.15 0.20 0.25 - - |
| Thickness | Width | Thickness tolerance, in. +/- Tolerance class |
|||
|---|---|---|---|---|---|
| in. | in. | T1 | T2 | T3 | T4 |
| -<.0010 | -9.8 >9.8- 15.7 |
.00012 .00016 |
.00008 .00012 |
.00006 .00008 |
.00004 .00006 |
| .0010- <.0016 | -9.8 >9.8- 15.7 |
.00016 .00020 |
.00012 .00016 |
.00008 .00012 |
.00006 .00008 |
| .0016- <.0025 | -9.8 >9.8- 15.7 |
.00020 .00024 |
.00016 .00020 |
.00012 .00016 |
.00008 .00012 |
| .0025- <.0039 | -9.8 >9.8- 15.7 |
.00024 .00028 |
.00020 .00024 |
.00016 .00020 |
.00012 .00016 |
| .0039- <.0049 | -9.8 >9.8- 15.7 |
.00028 .00031 |
.00020 .00024 |
.00016 .00020 |
.00012 .00016 |
| .0049- <.0063 | -9.8 >9.8- 15.7 |
.00035 .00039 |
.00024 .00028 |
.00020 .00024 |
.00016 .00020 |
| .0063- <.0079 | -9.8 >9.8- 15.7 |
.00039 .00043 |
.00028 .00031 |
.00020 .00024 |
.00016 .00020 |
| .0079- <.0098 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00043 .00051 .00055 |
.00031 .00035 .00039 |
.00024 .00028 .00031 |
.00016 .00024 .00028 |
| .0098- <.0124 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00051 .00059 .00067 |
.00035 .00043 .00047 |
.00028 .00031 .00035 |
.00020 .00024 .00028 |
| .0124- <.0157 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00059 .00067 .00079 |
.00043 .00047 .00055 |
.00031 .00035 .00039 |
.00024 .00024 .00031 |
| .0157- <.0197 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00067 .00079 .00091 |
.00047 .00055 .00067 |
.00035 .00039 .00047 |
.00024 .00028 .00035 |
| .0197- <.0248 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00079 .00094 .00110 |
.00055 .00067 .00079 |
.00039 .00047 .00055 |
.00028 .00035 .00039 |
| .0248- <.0315 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00091 .00106 .00126 |
.00067 .00079 .00091 |
.00047 .00055 .00063 |
.00031 .00039 .00047 |
| .0315- <.0394 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00106 .00126 .00146 |
.00075 .00091 .00106 |
.00051 .00063 .00075 |
.00035 .00047 .00055 |
| .0394- <.0492 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00134 .00142 .00165 |
.00094 .00102 .00114 |
.00067 .00071 .00083 |
.00047 .00051 .00059 |
| .0492- <.0630 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00153 .00173 .00197 |
.00110 .00126 .00150 |
.00079 .00087 .00102 |
.00055 .00063 .00075 |
| .0630- <.0787 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00181 .00197 .00236 |
.00130 .00150 .00165 |
.00091 .00102 .00114 |
.00067 .00075 .00083 |
| .0787- <.0984 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00197 .00216 .00256 |
.00138 .00157 .00197 |
.00098 .00110 .00130 |
.00067 .00079 .00094 |
| .0984- <1.240 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00220 .00236 .00276 |
.00157 .00169 .00197 |
.00110 .00018 .00138 |
.00079 .00087 .00098 |
| 1.240- <1.969 | -9.8 >9.8- 15.7 >15.7- 23.6 |
.00248 .00256 .00315 |
.00177 .00197 .00236 |
.00126 .00134 .00157 |
.00087 .00094 .00114 |
| Thickness | Width | Thickness tolerance, in. +/- Tolerance class |
|||
|---|---|---|---|---|---|
| in. | in. | B1 | B2 | B3 | B4 |
| - <.0098 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0028 .0039 .0059 .0079 .0118 .0157 .0236 |
.0020 .0028 .0043 .0059 .0079 .0118 .0157 |
.0012 .0020 .0028 .0039 .0059 .0079 .0118 |
.0008 .0014 .0020 .0028 .0039 - - |
| .0098- <.0197 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0039 .0059 .0079 .0098 .0138 .0197 .00276 |
.0028 .0043 .0059 .0079 .0118 .0138 .0197 |
.0020 .0028 .0039 .0059 .0079 .0098 .0138 |
.0012 .0020 .0028 .0039 .0059 - - |
| .0197- <.0394 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0059 .0079 .0098 .0118 .0157 .0236 .0315 |
.0043 .0059 .0079 .0098 .0118 .0157 .0236 |
.0028 .0039 .0059 .0059 .0079 .0118 .0157 |
.0020 .0028 .0039 .0039 .0059 - - |
| .0394- <.0630 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0079 .0098 .0118 .0138 .0177 .0276 .0354 |
.0059 .0079 .0098 .0098 .0138 .0197 .0236 |
.0039 .0059 .0059 .0079 .0098 .0138 .0157 |
.0028 .0039 .0039 .0059 .0079 - - |
| .0630- <.0787 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0098 .0118 .0138 .0157 .0197 .0276 .0354 |
.0079 .0079 .0118 .0118 .0138 .0197 .0236 |
.0059 .0059 .0079 .0079 .0098 .0138 .0157 |
.0039 .0039 .0059 .0059 .0079 - - |
| .0787- <.0984 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
.0138 .0138 .0157 .0177 .0217 .0315 .0394 |
.0098 .0098 .0118 .0138 .0157 .0236 .0276 |
.0079 .0079 .0079 .0098 .0118 .0157 .0197 |
.0059 .0059 .0059 .0079 .0098 - - |
| .0984- <.1575 | - <.79 .79- <1.97 1.97- <4.9 4.9- <9.8 9.8- <15.7 15.7- <23.6 23.6- <31.5 |
- .0157 .0177 .0197 .0236 .0315 .0394 |
- .0118 .0118 .0138 .0157 .0246 .0276 |
- .0079 .0079 .0098 .0118 .0157 .0197 |
- .0059 .0059 .0079 .0098 - - |