How to select the right turning grade for Stainless Steel materials?
A mapping of Stainless Steel Turning grades and how to select the right one.Material grouping and Grades references for Stainless Steel
SMG M (Stainless Steel) is divided in 5 sub-groups, to capture specific material characteristics and reduce the complexity of every specific material.
Based on grade portfolio, you can find a starting grade recommendation which can be optimized depending on the application, based on below mentioned grade mapping.
| SMG | Description | Reference |
| M1 | Free-cutting austenitic stainless steels | X 8 CrNiS 18 9 |
| M2 | Low-alloy austenitic stainless steels | X 5 CrNi 18 10 |
| M3 | Medium-alloy austenitic stainless steels | X 2 CrNiMo 18 14 3 |
| M4 | High-alloy austenitic and duplex stainless steels | X 2 CrNiMoN 22 5 3 |
| M5 | Difficult high-alloy austenitic and duplex stainless steels | X 2 CrNiMoN 25 7 4 |
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Mapping of Stainless Steel Turning grades
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