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DIN 17211 41CrAlMo7-4 Steel — Specifications & Listings

DIN 1721141CrAlMo7-4 is a chromium-aluminium-molybdenum alloy steel developed primarily for nitriding applications requiring high surface hardness and wear resistance. The steel provides good core toughness and dimensional stability after nitriding treatment.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeDIN 17211 41CrAlMo7-4
StandardDIN 17211
Description41CrAlMo7-4 is a chromium-aluminium-molybdenum alloy steel developed primarily for nitriding applications requiring high surface hardness and wear resistance. The steel provides good core toughness and dimensional stability after nitriding treatment.
ApplicationsUsed for nitrided shafts, gears, crankshafts, spindles, extrusion screws, and wear-resistant machine components.
Chemical Composition (%)
C Si Mn Cr Al Mo P S
0.38-0.45 0.20-0.40 0.30-0.60 1.35-1.65 0.70-1.20 0.15-0.25 0.035 max 0.035 max
Mechanical Properties
tensile_strength 850-1050 MPa
yield_strength 650-850 MPa
elongation 10-14%
hardness 248-320 HB

Active DIN 17211 41CrAlMo7-4 Listings on M-EX

DIN 17211 41CrAlMo7-4 Round Bar
2.900 MT
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DIN 17211 41CrAlMo7-4 Round Bar
4.000 MT
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