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DIN 17200 30CrMo4 vs IS 1570 (Part 4) 103Cr6

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

DIN 17200 30CrMo4 (DIN 17200:1986) and IS 1570 (Part 4) 103Cr6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. DIN 17200 30CrMo4 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 17200 30CrMo4 vs IS 1570 (Part 4) 103Cr6 is a 65.6% 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 17200 30CrMo4:
NF A35-565 100C6 GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 GOST 4543 12HN3A IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
65.6%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property DIN 17200 30CrMo4 IS 1570 (Part 4) 103Cr6
Standard DIN 17200:1986 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.27-0.34 0.95-1.10
Si (%) 0.15-0.40 0.10-0.35
Mn (%) 0.40-0.70 0.25-0.45
Cr (%) 0.80-1.10 1.40-1.60
Mo (%) 0.15-0.25 Not specified
P (%) <=0.035 Not specified
S (%) <=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 17200 30CrMo4 IS 1570 (Part 4) 103Cr6
Tensile Strength 700–850 MPa Not specified
Yield Strength ≥520 MPa Not specified
Elongation ≥16% Not specified
Hardness 197–255 HB Not specified
Typical Applications
DIN 17200 30CrMo4
High tensile tubes, pressure vessels, aircraft structures
IS 1570 (Part 4) 103Cr6
Not documented
Key Differences
Can DIN 17200 30CrMo4 Be Substituted With IS 1570 (Part 4) 103Cr6?
DIN 17200 30CrMo4 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 17200 30CrMo4
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6400–7000 mm (251.97–275.59 in)
IS 1570 (Part 4) 103Cr6
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On M-EX Right Now
DIN 17200 30CrMo4
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IS 1570 (Part 4) 103Cr6
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Frequently Asked Questions
What is the difference between DIN 17200 30CrMo4 and IS 1570 (Part 4) 103Cr6?
DIN 17200 30CrMo4 specifies Mo, P, S which are not specified for IS 1570 (Part 4) 103Cr6.
Can DIN 17200 30CrMo4 be substituted with IS 1570 (Part 4) 103Cr6?
DIN 17200 30CrMo4 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.