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SAE J404 4137 vs IS 11169 (Part 1) 12Cr4Mo2

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

SAE J404 4137 (SAE J404:2009) and IS 11169 (Part 1) 12Cr4Mo2 (IS 11169 (Part 1):2022) are both steel grades. Both fall under the Alloy Steel category. SAE J404 4137 is typically used for chemistry-only alloy steel grade; see the composition notes for product scope, while IS 11169 (Part 1) 12Cr4Mo2 is commonly used for 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). SAE J404 4137 is defined under SAE International, originating from United States, while IS 11169 (Part 1) 12Cr4Mo2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE J404 4137 vs IS 11169 (Part 1) 12Cr4Mo2 is a 78.1% 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 SAE J404 4137:
IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 NF A35-565 100C6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 10Mo6H UNI 11234 100Cr6 IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
78.1%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property SAE J404 4137 IS 11169 (Part 1) 12Cr4Mo2
Standard SAE J404:2009 IS 11169 (Part 1):2022
Category Alloy Steel Alloy Steel
C (%) 0.35-0.40 0.10-0.15
Cr (%) 0.80-1.10 0.90-1.20
Mn (%) 0.70-0.90 0.60-0.90
Mo (%) 0.15-0.25 0.15-0.25
P (%) <=0.030 <=0.025
S (%) <=0.040 <=0.025
Si (%) 0.15-0.35 <=0.30
Cu (%) Not specified <=0.25
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property SAE J404 4137 IS 11169 (Part 1) 12Cr4Mo2
Hardness, ferrite-pearlite (+FP) Not specified 135-185 HB
Tensile Strength, annealed (+AC) Not specified <=500 MPa (over 5 to 40 mm)
Typical Applications
SAE J404 4137
Chemistry-only alloy steel grade; see the composition notes for product scope
IS 11169 (Part 1) 12Cr4Mo2
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)
Key Differences
Can SAE J404 4137 Be Substituted With IS 11169 (Part 1) 12Cr4Mo2?
SAE J404 4137 and IS 11169 (Part 1) 12Cr4Mo2 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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SAE J404 4137
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IS 11169 (Part 1) 12Cr4Mo2
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Frequently Asked Questions
What is the difference between SAE J404 4137 and IS 11169 (Part 1) 12Cr4Mo2?
IS 11169 (Part 1) 12Cr4Mo2 specifies Cu which is not specified for SAE J404 4137.
Can SAE J404 4137 be substituted with IS 11169 (Part 1) 12Cr4Mo2?
SAE J404 4137 and IS 11169 (Part 1) 12Cr4Mo2 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.