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IS 11169 (Part 1) 20Ni8Cr2Mo3 vs IS 1570 (Part 4) 103Cr4

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

IS 11169 (Part 1) 20Ni8Cr2Mo3 (IS 11169 (Part 1):2022) and IS 1570 (Part 4) 103Cr4 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 11169 (Part 1) 20Ni8Cr2Mo3 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 103Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 11169 (Part 1) 20Ni8Cr2Mo3 vs IS 1570 (Part 4) 103Cr4 is a 53% 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 IS 11169 (Part 1) 20Ni8Cr2Mo3:
NF A35-565 100C6 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
53%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property IS 11169 (Part 1) 20Ni8Cr2Mo3 IS 1570 (Part 4) 103Cr4
Standard IS 11169 (Part 1):2022 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.17-0.23 0.95-1.10
Cr (%) 0.35-0.65 0.90-1.20
Cu (%) <=0.25 Not specified
Mn (%) 0.40-0.70 0.25-0.45
Mo (%) 0.20-0.30 Not specified
Ni (%) 1.60-2.00 Not specified
P (%) <=0.025 Not specified
S (%) <=0.025 Not specified
Si (%) <=0.30 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 IS 11169 (Part 1) 20Ni8Cr2Mo3 IS 1570 (Part 4) 103Cr4
Tensile Strength, cold drawn and annealed (+AR+C+AC) <=680 MPa (over 5 to 25 mm) Not specified
Typical Applications
IS 11169 (Part 1) 20Ni8Cr2Mo3
Cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex B)
IS 1570 (Part 4) 103Cr4
Not documented
Key Differences
Can IS 11169 (Part 1) 20Ni8Cr2Mo3 Be Substituted With IS 1570 (Part 4) 103Cr4?
IS 11169 (Part 1) 20Ni8Cr2Mo3 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.
On M-EX Right Now
IS 11169 (Part 1) 20Ni8Cr2Mo3
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IS 1570 (Part 4) 103Cr4
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 20Ni8Cr2Mo3 and IS 1570 (Part 4) 103Cr4?
IS 11169 (Part 1) 20Ni8Cr2Mo3 specifies Cu, Mo, Ni, P which are not specified for IS 1570 (Part 4) 103Cr4.
Can IS 11169 (Part 1) 20Ni8Cr2Mo3 be substituted with IS 1570 (Part 4) 103Cr4?
IS 11169 (Part 1) 20Ni8Cr2Mo3 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.