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SAE J404 4320 vs IS 11169 (Part 1) 20Ni7Mo2

Strong Match — 86.5% match based on chemical composition and mechanical property overlap.

SAE J404 4320 (SAE J404:2000) and IS 11169 (Part 1) 20Ni7Mo2 (IS 11169 (Part 1):2022) are both steel grades. Both fall under the Alloy Steel category. SAE J404 4320 is typically used for chemistry-only alloy steel grade; see the composition notes for product scope, while IS 11169 (Part 1) 20Ni7Mo2 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 4320 is defined under SAE International, originating from United States, while IS 11169 (Part 1) 20Ni7Mo2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE J404 4320 vs IS 11169 (Part 1) 20Ni7Mo2 is a 86.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 86.5%.

Frequently Compared With SAE J404 4320:
IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 103Cr4 UNI 11234 100Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
86.5%
MECHANICAL MATCH
No shared data
OVERALL
86.5%
Specifications
Property SAE J404 4320 IS 11169 (Part 1) 20Ni7Mo2
Standard SAE J404:2000 IS 11169 (Part 1):2022
Category Alloy Steel Alloy Steel
C (%) 0.17-0.22 0.17-0.22
Cr (%) 0.40-0.60 <=0.15
Mn (%) 0.45-0.65 0.45-0.70
Mo (%) 0.20-0.30 0.20-0.30
Ni (%) 1.65-2.00 1.65-2.00
P (%) <=0.030 <=0.035
S (%) <=0.040 <=0.035
Si (%) 0.15-0.35 0.10-0.35
Cu (%) Not specified <=0.15
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 4320 IS 11169 (Part 1) 20Ni7Mo2
Hardness, annealed (+AC) Not specified <=180 HBW
Typical Applications
SAE J404 4320
Chemistry-only alloy steel grade; see the composition notes for product scope
IS 11169 (Part 1) 20Ni7Mo2
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 4320 Be Substituted With IS 11169 (Part 1) 20Ni7Mo2?
SAE J404 4320 and IS 11169 (Part 1) 20Ni7Mo2 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 20Ni7Mo2 is often considered as a substitute for SAE J404 4320 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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SAE J404 4320
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IS 11169 (Part 1) 20Ni7Mo2
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Frequently Asked Questions
What is the difference between SAE J404 4320 and IS 11169 (Part 1) 20Ni7Mo2?
IS 11169 (Part 1) 20Ni7Mo2 specifies Cu which is not specified for SAE J404 4320.
Can SAE J404 4320 be substituted with IS 11169 (Part 1) 20Ni7Mo2?
SAE J404 4320 and IS 11169 (Part 1) 20Ni7Mo2 overlap closely enough on chemistry and mechanical properties that IS 11169 (Part 1) 20Ni7Mo2 is often considered as a substitute for SAE J404 4320 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.