Cutting Data for Turning of Steel
Thoroughly describing workpiece materials and cutting tool materials, this book provides machining recommendations for turning, which is one of the major metalcutting processes.
TABLE OF CONTENTS Cutting Data for Turning of Steel
Appendix 1: Hardness Conversion
Tables 1.1 - 1.5. Brinell hardness at 3000-kgf load converted from Brinell hardness at 500-kgf load
Tables 1.6 - 1.11. Brinell hardness at 3000-kgf load converted from Rockwell B hardness
Tables 1.12 - 1.19. Brinell hardness at 3000-kgf load converted from Rockwell C hardness
Tables 1.20 - 1.26. Vickers hardness at 10-kgf load converted from Rockwell A hardness
| Linear regression formula for calculating Brinell hardness at 3000-kgf load: HB C = 1.138 x HB 5 - 1.052 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Brinell hardness numbers | Accuracy in calculating HB C % | HB 5 x HB 3 | (HB5) 2 | (HB3) 2 | Parameters of the regression line | Correlation coefficient | |||
| 500-kgf load HB 5 | 3000-kgf load | ||||||||
| actual HB 3 | calculated HB C | slope | intercept | ||||||
| 89 | 100 | 100 | 100 | 8900 | 7921 | 10000 | 1.138 | -1.052 | 0.9962 |
| 90 | 101 | 101 | 100 | 9090 | 8100 | 10201 | |||
| 91 | 103 | 102.5 | 99.5 | 9373 | 8281 | 10609 | |||
| 92 | 104 | 104 | 100 | 9568 | 8464 | 10816 | |||
| 94 | 106 | 106 | 100 | 9964 | 8836 | 11236 | |||
| 95 | 107 | 107 | 100 | 10165 |
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