List of materials - body structure
WARNING: This page is about a different car, the 2016 Porsche Macan and 2015 Porsche Macan. However, it is still accessible from the selected car via links, so may be relevant.
| A | Sheet steel |
| B | High-strength steel |
| C | Very-high-strength steel |
| D | Ultra-high-strength steel |
| Item | Material group | Material | Proof stress (1) | Tensile strength (2) | Use/Characteristics | ||||
|---|---|---|---|---|---|---|---|---|---|
| A | Sheet steel | DX54 | 120-220 N/mm2 | 260-350 N/mm2 | Outer skin parts very malleable Can be MIG welded Part replacement as per service information. |
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| DX56 | 120-180 N/mm2 | 260-350 N/mm2 | |||||||
| DX57 | 120-170 N/mm2 | 260-350 N/mm2 | |||||||
| B | High-strength steel | HX260LAD | 260-330 N/mm2 | 350-430 N/mm2 | Reinforcement parts moderately to not very malleable Can be MIG welded Part replacement as per service information. |
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| HX340LAD | 340-420 N/mm2 | 410-510 N/mm2 | |||||||
| HX420LAD | 420-520 N/mm2 | 470-590 N/mm2 | |||||||
| C | Very-high-strength steel | HCT600X | 340-420 N/mm2 | > 690 N/mm2 | Reinforcement parts not malleable Can be MIG welded Can be resistance spot-welded only using approved welders Part replacement is not permitted |
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| HCT780X | 470-600 N/mm2 | > 780 N/mm2 | |||||||
| HCT980 C | 600-750 N/mm2 | > 980 N/mm2 | |||||||
| D | Ultra-high-strength steel | 22MnB5 | > 950 N/mm2 | > 1, 400 N/mm2 | Pillars and columns not malleable MIG welding permitted only in exceptional cases Can be resistance spot-welded only using approved welders Part replacement is not permitted |
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