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EN 10083-1 34CrMo4 vs IS 1570 (Part 4) 103Cr6

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

EN 10083-1 34CrMo4 (EN 10083-1:1991) and IS 1570 (Part 4) 103Cr6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. EN 10083-1 34CrMo4 is defined under European Standard (EN), originating from Europe, while IS 1570 (Part 4) 103Cr6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10083-1 34CrMo4 vs IS 1570 (Part 4) 103Cr6 is a 64.7% 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 10083-1 34CrMo4:
IS 1570 (Part 4) 103Cr4 NF A35-565 100C6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
64.7%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property EN 10083-1 34CrMo4 IS 1570 (Part 4) 103Cr6
Standard EN 10083-1:1991 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.30-0.37 0.95-1.10
Cr (%) 0.90-1.20 1.40-1.60
Mn (%) 0.60-0.90 0.25-0.45
Mo (%) 0.15-0.30 Not specified
P (%) <=0.035 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 10083-1 34CrMo4 IS 1570 (Part 4) 103Cr6
Condition Quenched and tempered, ruling section d <= 16 mm Not specified
Elongation 11% min Not specified
Hardness Soft annealed: 223 HB max Not specified
Tensile Strength 1000 to 1200 MPa Not specified
Yield Strength 800 MPa min Not specified
Typical Applications
EN 10083-1 34CrMo4
Quenched and tempered machine parts; non alloy steels also normalized (clause 1)
IS 1570 (Part 4) 103Cr6
Not documented
Key Differences
Can EN 10083-1 34CrMo4 Be Substituted With IS 1570 (Part 4) 103Cr6?
EN 10083-1 34CrMo4 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.
On M-EX Right Now
EN 10083-1 34CrMo4
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IS 1570 (Part 4) 103Cr6
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Frequently Asked Questions
What is the difference between EN 10083-1 34CrMo4 and IS 1570 (Part 4) 103Cr6?
EN 10083-1 34CrMo4 specifies Mo, P, S which are not specified for IS 1570 (Part 4) 103Cr6.
Can EN 10083-1 34CrMo4 be substituted with IS 1570 (Part 4) 103Cr6?
EN 10083-1 34CrMo4 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.