Special tool steels for hot working and cold working


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            1.8509 · 41CrAlMo7 · 41CAD7

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SPECIAL ALLOY STEELS
(sheets, slabs, rounds, squares, flats)

W. Nr 1.8509 | 41CrAlMo7 | 41CAD7

Supplying: tempered

Alloy steel. The presence of the aluminum in the alloy makes it proper for nitriding treatment. It has very elevated superficial hardness (up to 1000 HVs). It’s used in plastic extrusion, in the construction of shafts, disks, injection pumps, etc.

Rounds

SPECIAL ALLOY STEELS

41CrAlMo7 - 41CAD7 - W. Nr. 1.8509 - UNI EN 10085/2003

C Mn Si Cr Mo Al P S

0.38 ÷ 0.45 0.40 ÷ 0.70 ≤ 0.04 1.50 ÷ 1.80 0.20 ÷ 0.35 0.80 ÷ 1.20 ≤ 0.025 ≤ 0.035

* indicative values

41CrAlMo7 - 41CAD7 - W. Nr. 1.8509 (values refer to material with diameter from 40 to 100mm)

R N/mm² Rs N/mm² A% KV joule

900/1100 720min 13min 25min

Next: Tool steels for hot working

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