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BS 4659 BH13 vs IS 1570 (Part 6) 103T3

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

BS 4659 BH13 (BS 4659:1989) and IS 1570 (Part 6) 103T3 (IS 1570 (Part 6):1996) are both steel grades. Both fall under the Tool & Die Steels category. BS 4659 BH13 is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 6) 103T3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 4659 BH13 vs IS 1570 (Part 6) 103T3 is a 50.3% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 4659 BH13:
EN ISO 4957 1.2316 GOST 5950 4H5MFS1 EN ISO 683-17 100Cr6 GB/T 1299 3Cr2W8V DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS GB/T 1299 4Cr5MoSiV1 DIN EN ISO 4957 1.2379 GOST 5950 3H2W8F AISI 52100 IS 1570 (Part 6) 118T3
Match Breakdown
CHEMISTRY MATCH
50.3%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 4659 BH13 IS 1570 (Part 6) 103T3
Standard BS 4659:1989 IS 1570 (Part 6):1996
Category Tool & Die Steels Tool & Die Steels
C (%) 0.35–0.42 0.95-1.10
Si (%) 0.80–1.20 0.10-0.30
Mn (%) 0.30–0.50 <=0.40
Cr (%) 4.75–5.50 <=0.20
Mo (%) 1.20–1.75 Not specified
V (%) 0.80–1.20 Not specified
P (%) Not specified <=0.035
S (%) Not specified <=0.035
Cu (%) Not specified <=0.25
Ni (%) Not specified <=0.25
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 BH13 IS 1570 (Part 6) 103T3
Hardness HRC (hardened) 42–54 Not specified
Hardness HB (annealed) ≤235 Not specified
Typical Applications
BS 4659 BH13
Die casting dies, forging tools, extrusion dies
IS 1570 (Part 6) 103T3
Not documented
Key Differences
Can BS 4659 BH13 Be Substituted With IS 1570 (Part 6) 103T3?
BS 4659 BH13 and IS 1570 (Part 6) 103T3 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.
Forms & Sizes Available on M-EX
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)
IS 1570 (Part 6) 103T3
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On M-EX Right Now
BS 4659 BH13
2 active listings and RFQs →
IS 1570 (Part 6) 103T3
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Frequently Asked Questions
What is the difference between BS 4659 BH13 and IS 1570 (Part 6) 103T3?
BS 4659 BH13 specifies Mo, V which are not specified for IS 1570 (Part 6) 103T3. IS 1570 (Part 6) 103T3 specifies P, S, Cu, Ni which are not specified for BS 4659 BH13.
Can BS 4659 BH13 be substituted with IS 1570 (Part 6) 103T3?
BS 4659 BH13 and IS 1570 (Part 6) 103T3 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.