Structural alloy steel for carburizing, with higher strength, thermally processed for obtaining a ferrite-perlite structure. Thanks to the use of chromium, molybdenum and nickel, it has high strength and is suitable for larger elements as well.
Structural alloy steel for carburizing, with higher strength, thermally processed for obtaining a ferrite-perlite structure. Thanks to the use of chromium, molybdenum and nickel, it has high strength and is suitable for larger elements as well.
Heavily-loaded structural elements for cars and high-performance gearboxes, bevel sprockets, gearwheels, shafts, bolts. Heavy-duty high-speed gear units, shafts and other parts subject to high pressures.
Chemical composition
| Element | C | Si | Mn | P | S | Cr | Mo | Ni | Cu |
| min | 0.15 | 0.15 | 0.50 | max | max | 1.50 | 0.25 | 1.40 | max |
| max | 0.21 | 0.40 | 0.90 | 0.025 | 0.035 | 1.80 | 0.35 | 1.70 | 0.40 |
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Equivalents
| Wr.Nr. | PN | EN | GOST | AISI |
| 1.6587 | 17HNM | 18CrNiMo7-6 | – | – |
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