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EN 10083-3 42CrMo4 vs IS 1570 (Part 4) 105Cr5

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

EN 10083-3 42CrMo4 (EN 10083-3:2006) and IS 1570 (Part 4) 105Cr5 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. EN 10083-3 42CrMo4 is defined under European Standard (EN), originating from Europe, while IS 1570 (Part 4) 105Cr5 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10083-3 42CrMo4 vs IS 1570 (Part 4) 105Cr5 is a 68.9% 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 EN 10083-3 42CrMo4:
NF A35-565 100C6 GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A UNI 11234 100Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
68.9%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property EN 10083-3 42CrMo4 IS 1570 (Part 4) 105Cr5
Standard EN 10083-3:2006 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.38-0.45 0.90-1.20
Cr (%) 0.90-1.20 1.00-1.60
Mn (%) 0.60-0.90 0.40-0.80
Mo (%) 0.15-0.30 Not specified
P (%) <=0.025 Not specified
S (%) <=0.035 Not specified
Si (%) <=0.40 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 EN 10083-3 42CrMo4 IS 1570 (Part 4) 105Cr5
Condition Quenched and tempered (+QT), ruling section d <= 16 mm Not specified
Elongation 10% min Not specified
Hardness Soft annealed (+A): 241 HBW max Not specified
Tensile Strength 1100 to 1300 MPa Not specified
Yield Strength 900 MPa min Not specified
Typical Applications
EN 10083-3 42CrMo4
High strength bolts, crankshafts, axles
IS 1570 (Part 4) 105Cr5
Not documented
Key Differences
Can EN 10083-3 42CrMo4 Be Substituted With IS 1570 (Part 4) 105Cr5?
EN 10083-3 42CrMo4 and IS 1570 (Part 4) 105Cr5 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
EN 10083-3 42CrMo4
Round Bar → (26 listings)
Diameter: 40–75 mm (1.57–2.95 in)
Length: 4300–7000 mm (169.29–275.59 in)
Forging → (7 listings)
Diameter: 180–200 mm (7.09–7.87 in)
Length: 500–2100 mm (19.69–82.68 in)
Flat Bar → (6 listings)
Thickness: 40–40 mm (1.57–1.57 in)
Width: 150–200 mm (5.91–7.87 in)
Length: 2500–3400 mm (98.43–133.86 in)
Hex Bar → (4 listings)
Across Flats: 50–50 mm (1.97–1.97 in)
Length: 2500–6500 mm (98.43–255.91 in)
IS 1570 (Part 4) 105Cr5
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On M-EX Right Now
EN 10083-3 42CrMo4
43 active listings and RFQs →
IS 1570 (Part 4) 105Cr5
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10083-3 42CrMo4 and IS 1570 (Part 4) 105Cr5?
EN 10083-3 42CrMo4 specifies Mo, P, S which are not specified for IS 1570 (Part 4) 105Cr5.
Can EN 10083-3 42CrMo4 be substituted with IS 1570 (Part 4) 105Cr5?
EN 10083-3 42CrMo4 and IS 1570 (Part 4) 105Cr5 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.