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IS 1570 (Part 4):1988 20Ni7Mo2 Steel: Specifications & Listings

IS 1570 (Part 4):1988 20Ni7Mo2: 20Ni7Mo2: alloy steel (constructional or spring group) with specified chemical composition. Specified in IS 1570 (Part 4):1988.

Category: Alloy Steel
Grade Details
GradeIS 1570 (Part 4):1988 20Ni7Mo2
Standard IS 1570 (Part 4):1988
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
IS 11169 (Part 1) 20Ni7Mo2 IS 11169 (Part 1):2022 India No activity yet
SAE J404 4620 SAE J404:2009 USA 2 listings, 0 RFQs →
IS 4432 20Ni7Mo2-S IS 4432:1988 India No activity yet
SAE J404 4615 SAE J404:2009 USA No activity yet
SAE J404 4617 SAE J404:2009 USA No activity yet
BS 970 (Part 1) 665H20 BS 970 (Part 1):1991 UK No activity yet
BS 970 (Part 1) 665M20 BS 970 (Part 1):1991 UK No activity yet
BS 970 (Part 3) 665M17 BS 970 (Part 3):1991 UK No activity yet
BS 970 EN35A BS 970:1955 UK No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
SAE J404 4620 SAE J404:2009 Strong Match
SAE J404 4620 SAE J404:2000 Strong Match
IS 11169 (Part 1) 20Ni7Mo2 IS 11169 (Part 1):1984 Strong Match
IS 4432 20Ni7Mo2 IS 4432:1988 Strong Match
IS 4432 20Ni7Mo2-S IS 4432:1988 Strong Match
SAE J404 4617 SAE J404:2009 Strong Match
SAE J404 4617 SAE J404:2000 Strong Match
SAE J404 4615 SAE J404:2009 Strong Match
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Si Mn Ni Mo
0.17-0.22 0.15-0.35 0.45-0.65 1.65-2.00 0.20-0.30

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