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ASTM A681 L3 vs IS 1570 (Part 6) T45Cr5Si3

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

ASTM A681 L3 (ASTM A681:2008) and IS 1570 (Part 6) T45Cr5Si3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. ASTM A681 L3 is defined under ASTM International, originating from United States, while IS 1570 (Part 6) T45Cr5Si3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A681 L3 vs IS 1570 (Part 6) T45Cr5Si3 is a 73.6% 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 ASTM A681 L3:
IS 1570 (Part 6) 103T3 DIN EN ISO 4957 1.2379 EN ISO 683-17 100Cr6 IS 1570 (Part 6) 118T3 GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS EN ISO 4957 1.2316 DIN EN ISO 4957 1.2344 IS 1570 (Part 6) 133T3 GOST 5950 3H2W8F GB/T 1299 4Cr5MoSiV1
Match Breakdown
CHEMISTRY MATCH
73.6%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A681 L3 IS 1570 (Part 6) T45Cr5Si3
Standard ASTM A681:2008 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.95-1.10 0.40-0.50
Mn (%) 0.25-0.80 0.55-0.75
P (%) <=0.030 <=0.035
S (%) <=0.030 <=0.035
Si (%) 0.10-0.50 0.80-1.10
Cr (%) 1.30-1.70 1.20-1.60
V (%) 0.10-0.30 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A681 L3 IS 1570 (Part 6) T45Cr5Si3
Hardness <=201 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Typical Applications
ASTM A681 L3
Tools, dies and fixtures (clause 1.2)
IS 1570 (Part 6) T45Cr5Si3
Not documented
Key Differences
Can ASTM A681 L3 Be Substituted With IS 1570 (Part 6) T45Cr5Si3?
ASTM A681 L3 and IS 1570 (Part 6) T45Cr5Si3 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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ASTM A681 L3
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IS 1570 (Part 6) T45Cr5Si3
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Frequently Asked Questions
What is the difference between ASTM A681 L3 and IS 1570 (Part 6) T45Cr5Si3?
ASTM A681 L3 specifies V which is not specified for IS 1570 (Part 6) T45Cr5Si3.
Can ASTM A681 L3 be substituted with IS 1570 (Part 6) T45Cr5Si3?
ASTM A681 L3 and IS 1570 (Part 6) T45Cr5Si3 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.