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EN 10083-1 38CrS2 vs IS 1570 (Part 4) 103Cr4

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

EN 10083-1 38CrS2 (EN 10083-1:1991) and IS 1570 (Part 4) 103Cr4 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. EN 10083-1 38CrS2 is defined under European Standard (EN), originating from Europe, while IS 1570 (Part 4) 103Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, EN 10083-1 38CrS2 vs IS 1570 (Part 4) 103Cr4 is a 72.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With EN 10083-1 38CrS2:
IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
72.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property EN 10083-1 38CrS2 IS 1570 (Part 4) 103Cr4
Standard EN 10083-1:1991 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.35-0.42 0.95-1.10
Cr (%) 0.40-0.60 0.90-1.20
Mn (%) 0.50-0.80 0.25-0.45
P (%) <=0.035 Not specified
S (%) 0.020-0.040 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 38CrS2 IS 1570 (Part 4) 103Cr4
Condition Quenched and tempered, ruling section d <= 16 mm Not specified
Elongation 14% min Not specified
Hardness Soft annealed: 207 HB max Not specified
Tensile Strength 800 to 950 MPa Not specified
Yield Strength 550 MPa min Not specified
Typical Applications
EN 10083-1 38CrS2
Quenched and tempered machine parts; non alloy steels also normalized (clause 1)
IS 1570 (Part 4) 103Cr4
Not documented
Key Differences
Can EN 10083-1 38CrS2 Be Substituted With IS 1570 (Part 4) 103Cr4?
EN 10083-1 38CrS2 and IS 1570 (Part 4) 103Cr4 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.
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EN 10083-1 38CrS2
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IS 1570 (Part 4) 103Cr4
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Frequently Asked Questions
What is the difference between EN 10083-1 38CrS2 and IS 1570 (Part 4) 103Cr4?
EN 10083-1 38CrS2 specifies P, S which are not specified for IS 1570 (Part 4) 103Cr4.
Can EN 10083-1 38CrS2 be substituted with IS 1570 (Part 4) 103Cr4?
EN 10083-1 38CrS2 and IS 1570 (Part 4) 103Cr4 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.