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DIN 17211 41CrAlMo7-4 vs IS 1570 (Part 4) 103Cr6

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

DIN 17211 41CrAlMo7-4 (DIN 17211:1987) and IS 1570 (Part 4) 103Cr6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. DIN 17211 41CrAlMo7-4 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while IS 1570 (Part 4) 103Cr6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, DIN 17211 41CrAlMo7-4 vs IS 1570 (Part 4) 103Cr6 is a 64.9% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With DIN 17211 41CrAlMo7-4:
NF A35-565 100C6 GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A UNI 11234 100Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H
Other Alloy Steel Grades to Compare With DIN 17211 41CrAlMo7-4:
EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
64.9%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property DIN 17211 41CrAlMo7-4 IS 1570 (Part 4) 103Cr6
Standard DIN 17211:1987 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.38–0.48 0.95-1.10
Mn (%) 0.40–0.70 0.25-0.45
Cr (%) 1.40–1.80 1.40-1.60
Mo (%) 0.20–0.30 Not specified
Al (%) 0.85–1.20 Not specified
Si (%) Not specified 0.10-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property DIN 17211 41CrAlMo7-4 IS 1570 (Part 4) 103Cr6
Tensile Strength 900–1050 MPa Not specified
Surface Hardness HV ≥950 (nitrided) Not specified
Typical Applications
DIN 17211 41CrAlMo7-4
Used for nitrided shafts, gears, crankshafts, spindles, extrusion screws, and wear-resistant machine components.
IS 1570 (Part 4) 103Cr6
Not documented
Key Differences
Can DIN 17211 41CrAlMo7-4 Be Substituted With IS 1570 (Part 4) 103Cr6?
DIN 17211 41CrAlMo7-4 and IS 1570 (Part 4) 103Cr6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
DIN 17211 41CrAlMo7-4
Round Bar → (4 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 4800–6900 mm (188.98–271.65 in)
IS 1570 (Part 4) 103Cr6
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On M-EX Right Now
DIN 17211 41CrAlMo7-4
4 active listings and RFQs →
IS 1570 (Part 4) 103Cr6
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Frequently Asked Questions
What is the difference between DIN 17211 41CrAlMo7-4 and IS 1570 (Part 4) 103Cr6?
DIN 17211 41CrAlMo7-4 specifies Mo, Al which are not specified for IS 1570 (Part 4) 103Cr6. IS 1570 (Part 4) 103Cr6 specifies Si which is not specified for DIN 17211 41CrAlMo7-4.
Can DIN 17211 41CrAlMo7-4 be substituted with IS 1570 (Part 4) 103Cr6?
DIN 17211 41CrAlMo7-4 and IS 1570 (Part 4) 103Cr6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.