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IS 1570 (Part 6) XT33W9Cr3V4 vs IS 3748 XT55W14Cr3V4

Close Alternative — 81.5% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 6) XT33W9Cr3V4 (IS 1570 (Part 6):1996) and IS 3748 XT55W14Cr3V4 (IS 3748:1990) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) XT33W9Cr3V4 is defined under Bureau of Indian Standards (IS), originating from India, while IS 3748 XT55W14Cr3V4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 6) XT33W9Cr3V4 vs IS 3748 XT55W14Cr3V4 is a 81.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 81.5%.

Frequently Compared With IS 1570 (Part 6) XT33W9Cr3V4:
GOST 5950 3H2W8F GOST 5950 4H5MFS1 EN ISO 4957 1.2316 GOST 5950 4H5MFS EN ISO 683-17 100Cr6 IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 118T3 GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV1 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV
Match Breakdown
CHEMISTRY MATCH
81.5%
MECHANICAL MATCH
No shared data
OVERALL
81.5%
Specifications
Property IS 1570 (Part 6) XT33W9Cr3V4 IS 3748 XT55W14Cr3V4
Standard IS 1570 (Part 6):1996 IS 3748:1990
Category Tool & Die Steels Tool & Die Steels
C (%) 0.25-0.40 0.50-0.60
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.20-0.40 0.20-0.40
Cr (%) 2.80-3.30 2.80-3.30
V (%) 0.25-0.50 0.30-0.60
W (%) 8.0-10.0 13.0-15.0
P (%) <=0.035 <=0.035
S (%) <=0.035 <=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 1570 (Part 6) XT33W9Cr3V4 IS 3748 XT55W14Cr3V4
Hardness Not specified <=248 HB
Condition Not specified Annealed (maximum Brinell hardness)
Typical Applications
IS 1570 (Part 6) XT33W9Cr3V4
Not documented
IS 3748 XT55W14Cr3V4
Hot work tools and dies, such as die-casting dies and hot headers
Can IS 1570 (Part 6) XT33W9Cr3V4 Be Substituted With IS 3748 XT55W14Cr3V4?
IS 1570 (Part 6) XT33W9Cr3V4 and IS 3748 XT55W14Cr3V4 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
On M-EX Right Now
IS 1570 (Part 6) XT33W9Cr3V4
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IS 3748 XT55W14Cr3V4
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Frequently Asked Questions
What is the difference between IS 1570 (Part 6) XT33W9Cr3V4 and IS 3748 XT55W14Cr3V4?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 6) XT33W9Cr3V4 be substituted with IS 3748 XT55W14Cr3V4?
IS 1570 (Part 6) XT33W9Cr3V4 and IS 3748 XT55W14Cr3V4 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.