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IS 3748 T31Ni10Cr3 vs IS 1570 (Part 6) T40Ni10Cr3Mo6

Strong Match — 91.9% match based on chemical composition and mechanical property overlap.

IS 3748 T31Ni10Cr3 (IS 3748:1990) and IS 1570 (Part 6) T40Ni10Cr3Mo6 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. IS 3748 T31Ni10Cr3 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 6) T40Ni10Cr3Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 3748 T31Ni10Cr3 vs IS 1570 (Part 6) T40Ni10Cr3Mo6 is a 91.9% 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 91.9%.

Frequently Compared With IS 3748 T31Ni10Cr3:
DIN EN ISO 4957 1.2344 EN ISO 683-17 100Cr6 IS 3748 103T3 IS 3748 133T3 EN ISO 4957 1.2316 DIN EN ISO 4957 1.2379 IS 3748 118T3 GOST 5950 3H2W8F GB/T 1299 4Cr5MoSiV IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 133T3
Match Breakdown
CHEMISTRY MATCH
91.9%
MECHANICAL MATCH
No shared data
OVERALL
91.9%
Specifications
Property IS 3748 T31Ni10Cr3 IS 1570 (Part 6) T40Ni10Cr3Mo6
Standard IS 3748:1990 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.27-0.35 0.35-0.45
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.40-0.70 0.40-0.70
Ni (%) 2.25-2.75 2.25-2.75
Cr (%) 0.50-0.80 0.50-0.80
Mo (%) 0.40-0.70 0.40-0.70
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
IS 3748 T31Ni10Cr3
Cold work tools and dies for blanking, trimming, chipping and shearing
IS 1570 (Part 6) T40Ni10Cr3Mo6
Not documented
Can IS 3748 T31Ni10Cr3 Be Substituted With IS 1570 (Part 6) T40Ni10Cr3Mo6?
IS 3748 T31Ni10Cr3 and IS 1570 (Part 6) T40Ni10Cr3Mo6 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 6) T40Ni10Cr3Mo6 is often considered as a substitute for IS 3748 T31Ni10Cr3 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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IS 3748 T31Ni10Cr3
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IS 1570 (Part 6) T40Ni10Cr3Mo6
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Frequently Asked Questions
What is the difference between IS 3748 T31Ni10Cr3 and IS 1570 (Part 6) T40Ni10Cr3Mo6?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 3748 T31Ni10Cr3 be substituted with IS 1570 (Part 6) T40Ni10Cr3Mo6?
IS 3748 T31Ni10Cr3 and IS 1570 (Part 6) T40Ni10Cr3Mo6 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 6) T40Ni10Cr3Mo6 is often considered as a substitute for IS 3748 T31Ni10Cr3 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.