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IS 3748 T135Cr2 vs IS 1570 (Part 6) T55Cr3

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

IS 3748 T135Cr2 (IS 3748:1990) and IS 1570 (Part 6) T55Cr3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. IS 3748 T135Cr2 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 6) T55Cr3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 3748 T135Cr2 vs IS 1570 (Part 6) T55Cr3 is a 72% 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 IS 3748 T135Cr2:
EN ISO 683-17 100Cr6 IS 3748 118T3 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 IS 3748 103T3 IS 1570 (Part 6) 103T3 IS 3748 133T3 GOST 5950 3H2W8F GB/T 1299 4Cr5MoSiV EN ISO 4957 1.2316 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 133T3
Match Breakdown
CHEMISTRY MATCH
72%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 3748 T135Cr2 IS 1570 (Part 6) T55Cr3
Standard IS 3748:1990 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 1.25-1.40 0.50-0.60
Si (%) 0.10-0.30 0.10-0.35
Mn (%) <=0.40 0.60-0.80
Cr (%) 0.30-0.60 0.60-0.80
V (%) <=0.30 Not specified
S (%) <=0.035 <=0.035
P (%) Not specified <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 3748 T135Cr2 IS 1570 (Part 6) T55Cr3
Hardness <=220 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Typical Applications
IS 3748 T135Cr2
Cold work tools and dies for blanking, trimming, chipping and shearing
IS 1570 (Part 6) T55Cr3
Not documented
Key Differences
Can IS 3748 T135Cr2 Be Substituted With IS 1570 (Part 6) T55Cr3?
IS 3748 T135Cr2 and IS 1570 (Part 6) T55Cr3 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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IS 3748 T135Cr2
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IS 1570 (Part 6) T55Cr3
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Frequently Asked Questions
What is the difference between IS 3748 T135Cr2 and IS 1570 (Part 6) T55Cr3?
IS 3748 T135Cr2 specifies V which is not specified for IS 1570 (Part 6) T55Cr3. IS 1570 (Part 6) T55Cr3 specifies P which is not specified for IS 3748 T135Cr2.
Can IS 3748 T135Cr2 be substituted with IS 1570 (Part 6) T55Cr3?
IS 3748 T135Cr2 and IS 1570 (Part 6) T55Cr3 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.