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BS 4659 BH11 vs IS 3748 XT35Cr5Mo1V3

Strong Match — 92% match based on chemical composition and mechanical property overlap.

BS 4659 BH11 (BS 4659:1989) and IS 3748 XT35Cr5Mo1V3 (IS 3748:1990) are both steel grades. Both fall under the Tool & Die Steels category. BS 4659 BH11 is typically used for die casting dies, extrusion tooling, while IS 3748 XT35Cr5Mo1V3 is commonly used for hot work tools and dies, such as die-casting dies and hot headers. BS 4659 BH11 is defined under British Standards (BS), originating from United Kingdom, while IS 3748 XT35Cr5Mo1V3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 4659 BH11 vs IS 3748 XT35Cr5Mo1V3 is a 88.1% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 92%.

Frequently Compared With BS 4659 BH11:
GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS EN ISO 4957 1.2316 DIN EN ISO 4957 1.2379 GOST 5950 3H2W8F GB/T 1299 3Cr2W8V AISI 52100 EN ISO 683-17 100Cr6 IS 1570 (Part 6) 118T3
Match Breakdown
CHEMISTRY MATCH
88.1%
MECHANICAL MATCH
100%
OVERALL
92%
Specifications
Property BS 4659 BH11 IS 3748 XT35Cr5Mo1V3
Standard BS 4659:1989 IS 3748:1990
Category Tool & Die Steels Tool & Die Steels
C (%) 0.33–0.43 0.30-0.40
Si (%) 0.80–1.20 0.80-1.20
Mn (%) 0.20–0.50 0.25-0.50
Cr (%) 4.75–5.50 4.75-5.50
Mo (%) 1.10–1.60 1.20-1.60
V (%) 0.30–0.60 0.20-0.40
S (%) Not specified <=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 BS 4659 BH11 IS 3748 XT35Cr5Mo1V3
Hardness HRC (hardened) 40–54 Not specified
Hardness HB (annealed) ≤235 Not specified
Hardness Not specified <=235 HB
Condition Not specified Annealed (maximum Brinell hardness)
Typical Applications
BS 4659 BH11
Die casting dies, extrusion tooling
IS 3748 XT35Cr5Mo1V3
Hot work tools and dies, such as die-casting dies and hot headers
Key Differences
Can BS 4659 BH11 Be Substituted With IS 3748 XT35Cr5Mo1V3?
BS 4659 BH11 and IS 3748 XT35Cr5Mo1V3 overlap closely enough on chemistry and mechanical properties that IS 3748 XT35Cr5Mo1V3 is often considered as a substitute for BS 4659 BH11 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
BS 4659 BH11
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3500–3500 mm (137.8–137.8 in)
IS 3748 XT35Cr5Mo1V3
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On M-EX Right Now
BS 4659 BH11
2 active listings and RFQs →
IS 3748 XT35Cr5Mo1V3
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Frequently Asked Questions
What is the difference between BS 4659 BH11 and IS 3748 XT35Cr5Mo1V3?
IS 3748 XT35Cr5Mo1V3 specifies S, P which are not specified for BS 4659 BH11.
Can BS 4659 BH11 be substituted with IS 3748 XT35Cr5Mo1V3?
BS 4659 BH11 and IS 3748 XT35Cr5Mo1V3 overlap closely enough on chemistry and mechanical properties that IS 3748 XT35Cr5Mo1V3 is often considered as a substitute for BS 4659 BH11 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.