How to select the right turning grade for Cast Iron based materials?
A mapping of Cast Iron Turning grades and how to select the right one.Material grouping and Grades references for Cast Iron
SMG K (Cast Iron) is divided in 7 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 |
| K1 | Grey cast iron | EN-GJL-250 |
| K2 | Compacted graphite irons (CGI) | EN-GJV-400 |
| K3 | Malleable cast iron (MCI) | EN-GJMB-550-4 |
| K4 | Nodular cast irons (SGI) | EN-GJS-500-7 |
| K5 | Austempered ductile irons (ADI) | EN-GJS-1000-5 |
| K6 | Austenitic lamellar cast irons | EN-GJLA-XNiCuCr15-6-2 |
| K7 | Austenitic nodular cast irons | EN-GJSA-XNiMn23-4 |
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Mapping of Cast Iron Turning grades
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