[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø34.9 mm and length at least 143.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.9 mm over length 25.2 mm (from Z=0.0 to Z=25.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 113.4 mm (from Z=0.0 to Z=113.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø80.2 mm and length at least 163.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.2 mm over length 50.0 mm (from Z=0.0 to Z=50.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.3 mm over length 10.9 mm (from Z=0.0 to Z=108.4).
9. Finish turn diameter Ø46.4 mm over length 46.7 mm (from Z=0.0 to Z=97.5).
10. Finish turn diameter Ø38.5 mm over length 50.8 mm (from Z=0.0 to Z=50.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø63.3 mm and length at least 161.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.3 mm over length 25.8 mm (from Z=0.0 to Z=25.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø42.9 mm over length 58.4 mm (from Z=0.0 to Z=130.3).
9. Finish turn diameter Ø33.1 mm over length 71.9 mm (from Z=0.0 to Z=71.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø71.2 mm and length at least 95.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.2 mm over length 23.6 mm (from Z=0.0 to Z=23.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø65.5 mm over length 16.2 mm (from Z=0.0 to Z=66.4).
9. Finish turn diameter Ø60.0 mm over length 18.3 mm (from Z=0.0 to Z=50.2).
10. Finish turn diameter Ø51.1 mm over length 5.2 mm (from Z=0.0 to Z=31.9).
11. Finish turn diameter Ø46.4 mm over length 26.7 mm (from Z=0.0 to Z=26.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø73.4 mm and length at least 146.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.4 mm over length 11.5 mm (from Z=0.0 to Z=11.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø64.7 mm over length 16.3 mm (from Z=0.0 to Z=129.6).
9. Finish turn diameter Ø59.6 mm over length 35.7 mm (from Z=0.0 to Z=113.3).
10. Finish turn diameter Ø46.8 mm over length 33.0 mm (from Z=0.0 to Z=77.6).
11. Finish turn diameter Ø31.1 mm over length 16.7 mm (from Z=0.0 to Z=44.6).
12. Finish turn diameter Ø30.0 mm over length 27.9 mm (from Z=0.0 to Z=27.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø69.7 mm and length at least 115.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.7 mm over length 18.7 mm (from Z=0.0 to Z=18.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.7 mm over length 12.3 mm (from Z=0.0 to Z=92.0).
9. Finish turn diameter Ø59.9 mm over length 31.2 mm (from Z=0.0 to Z=79.7).
10. Finish turn diameter Ø55.4 mm over length 25.2 mm (from Z=0.0 to Z=48.5).
11. Finish turn diameter Ø49.6 mm over length 5.0 mm (from Z=0.0 to Z=23.3).
12. Finish turn diameter Ø40.1 mm over length 18.3 mm (from Z=0.0 to Z=18.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø40.3 mm and length at least 112.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.3 mm over length 31.5 mm (from Z=0.0 to Z=31.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 75.9 mm (from Z=0.0 to Z=75.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø57.2 mm and length at least 97.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.2 mm over length 20.5 mm (from Z=0.0 to Z=20.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.6 mm over length 12.1 mm (from Z=0.0 to Z=72.2).
9. Finish turn diameter Ø40.6 mm over length 51.7 mm (from Z=0.0 to Z=60.1).
10. Finish turn diameter Ø30.0 mm over length 8.4 mm (from Z=0.0 to Z=8.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø60.9 mm and length at least 311.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.9 mm over length 61.7 mm (from Z=0.0 to Z=61.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.2 mm over length 58.6 mm (from Z=0.0 to Z=244.4).
10. Finish turn diameter Ø30.0 mm over length 185.8 mm (from Z=0.0 to Z=185.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø78.5 mm and length at least 235.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.5 mm over length 27.7 mm (from Z=0.0 to Z=27.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø68.4 mm over length 62.9 mm (from Z=0.0 to Z=203.2).
10. Finish turn diameter Ø49.0 mm over length 18.7 mm (from Z=0.0 to Z=140.3).
11. Finish turn diameter Ø40.5 mm over length 44.5 mm (from Z=0.0 to Z=121.6).
12. Finish turn diameter Ø30.0 mm over length 77.1 mm (from Z=0.0 to Z=77.1).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø70.0 mm and length at least 251.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.0 mm over length 9.8 mm (from Z=0.0 to Z=9.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø62.3 mm over length 39.7 mm (from Z=0.0 to Z=237.1).
10. Finish turn diameter Ø49.2 mm over length 52.1 mm (from Z=0.0 to Z=197.4).
11. Finish turn diameter Ø31.0 mm over length 39.0 mm (from Z=0.0 to Z=145.3).
12. Finish turn diameter Ø30.0 mm over length 106.3 mm (from Z=0.0 to Z=106.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.2 mm and length at least 247.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.2 mm over length 30.6 mm (from Z=0.0 to Z=30.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø59.4 mm over length 33.8 mm (from Z=0.0 to Z=211.8).
10. Finish turn diameter Ø45.0 mm over length 105.0 mm (from Z=0.0 to Z=178.0).
11. Finish turn diameter Ø32.7 mm over length 73.0 mm (from Z=0.0 to Z=73.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 141.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 119.1 mm (from Z=0.0 to Z=119.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.4 mm over length 17.4 mm (from Z=0.0 to Z=17.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø41.4 mm and length at least 215.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.4 mm over length 56.9 mm (from Z=0.0 to Z=56.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 153.7 mm (from Z=0.0 to Z=153.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø60.3 mm and length at least 126.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.3 mm over length 26.5 mm (from Z=0.0 to Z=26.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø47.5 mm over length 47.2 mm (from Z=0.0 to Z=94.9).
9. Finish turn diameter Ø30.3 mm over length 47.7 mm (from Z=0.0 to Z=47.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 292.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 254.2 mm (from Z=0.0 to Z=254.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.3 mm over length 33.5 mm (from Z=0.0 to Z=33.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø56.5 mm and length at least 250.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.5 mm over length 13.1 mm (from Z=0.0 to Z=13.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø41.4 mm over length 107.2 mm (from Z=0.0 to Z=232.5).
10. Finish turn diameter Ø34.5 mm over length 106.2 mm (from Z=0.0 to Z=125.3).
11. Finish turn diameter Ø30.0 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 77.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 43.8 mm (from Z=0.0 to Z=43.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø27.1 mm over length 28.9 mm (from Z=0.0 to Z=28.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø47.3 mm and length at least 109.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.3 mm over length 15.7 mm (from Z=0.0 to Z=15.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 88.8 mm (from Z=0.0 to Z=88.8).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø36.6 mm and length at least 71.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.6 mm over length 25.6 mm (from Z=0.0 to Z=25.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 40.5 mm (from Z=0.0 to Z=40.5).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User] Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 159.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 100.1 mm (from Z=0.0 to Z=100.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.6 mm over length 54.5 mm (from Z=0.0 to Z=54.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.