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DIN 17210 20MnCr5 vs IS 1570 (Part 4) 103Cr4

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

DIN 17210 20MnCr5 (DIN 17210:1986) and IS 1570 (Part 4) 103Cr4 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. DIN 17210 20MnCr5 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while IS 1570 (Part 4) 103Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, DIN 17210 20MnCr5 vs IS 1570 (Part 4) 103Cr4 is a 75.7% 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 DIN 17210 20MnCr5:
GOST 4543 12HN3A NF A35-565 100C6 GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10
Other Alloy Steel Grades to Compare With DIN 17210 20MnCr5:
EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
75.7%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property DIN 17210 20MnCr5 IS 1570 (Part 4) 103Cr4
Standard DIN 17210:1986 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.17–0.22 0.95-1.10
Mn (%) 1.10–1.40 0.25-0.45
Cr (%) 1.00–1.30 0.90-1.20
Si (%) ≤0.40 0.10-0.35
S (%) ≤0.035 Not specified
P (%) ≤0.035 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property DIN 17210 20MnCr5 IS 1570 (Part 4) 103Cr4
Tensile Strength 800–1000 MPa Not specified
Case Hardness HRC 58–62 Not specified
Core Hardness HB 229–293 Not specified
Elongation ≥10% Not specified
Typical Applications
DIN 17210 20MnCr5
Gears, shafts, cams, pins, case hardened transmission components
IS 1570 (Part 4) 103Cr4
Not documented
Key Differences
Can DIN 17210 20MnCr5 Be Substituted With IS 1570 (Part 4) 103Cr4?
DIN 17210 20MnCr5 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.
Forms & Sizes Available on M-EX
DIN 17210 20MnCr5
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–6200 mm (204.72–244.09 in)
IS 1570 (Part 4) 103Cr4
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On M-EX Right Now
DIN 17210 20MnCr5
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IS 1570 (Part 4) 103Cr4
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Frequently Asked Questions
What is the difference between DIN 17210 20MnCr5 and IS 1570 (Part 4) 103Cr4?
DIN 17210 20MnCr5 specifies S, P which are not specified for IS 1570 (Part 4) 103Cr4.
Can DIN 17210 20MnCr5 be substituted with IS 1570 (Part 4) 103Cr4?
DIN 17210 20MnCr5 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.