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BS 4659 BH11 vs BS 4659 BH13

Strong Match — 91.5% match based on chemical composition and mechanical property overlap.

BS 4659 BH11 (BS 4659:1989) and BS 4659 BH13 (BS 4659:1989) 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 BS 4659 BH13 is commonly used for die casting dies, forging tools, extrusion dies. BS 4659 BH11 is defined under British Standards (BS), originating from United Kingdom, while BS 4659 BH13 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 4659 BH11 vs BS 4659 BH13 is a 87.2% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 91.5%.

Frequently Compared With BS 4659 BH11:
GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2344 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
87.2%
MECHANICAL MATCH
100%
OVERALL
91.5%
Specifications
Property BS 4659 BH11 BS 4659 BH13
Standard BS 4659:1989 BS 4659:1989
Category Tool & Die Steels Tool & Die Steels
C (%) 0.33–0.43 0.35–0.42
Si (%) 0.80–1.20 0.80–1.20
Mn (%) 0.20–0.50 0.30–0.50
Cr (%) 4.75–5.50 4.75–5.50
Mo (%) 1.10–1.60 1.20–1.75
V (%) 0.30–0.60 0.80–1.20
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 BS 4659 BH13
Hardness HRC (hardened) 40–54 42–54
Hardness HB (annealed) ≤235 ≤235
Typical Applications
BS 4659 BH11
Die casting dies, extrusion tooling
BS 4659 BH13
Die casting dies, forging tools, extrusion dies
Can BS 4659 BH11 Be Substituted With BS 4659 BH13?
BS 4659 BH11 and BS 4659 BH13 overlap closely enough on chemistry and mechanical properties that BS 4659 BH13 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)
BS 4659 BH13
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–3800 mm (110.24–149.61 in)
On M-EX Right Now
BS 4659 BH11
2 active listings and RFQs →
BS 4659 BH13
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 4659 BH11 and BS 4659 BH13?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 4659 BH11 be substituted with BS 4659 BH13?
BS 4659 BH11 and BS 4659 BH13 overlap closely enough on chemistry and mechanical properties that BS 4659 BH13 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.