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IS 1570 (Part 6) XT55W14Cr3V4 vs BS 4659 BH21

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

IS 1570 (Part 6) XT55W14Cr3V4 (IS 1570 (Part 6):1996) and BS 4659 BH21 (BS 4659:1989) are both steel grades. Both fall under the Tool & Die Steels category. IS 1570 (Part 6) XT55W14Cr3V4 is defined under Bureau of Indian Standards (IS), originating from India, while BS 4659 BH21 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 6) XT55W14Cr3V4 vs BS 4659 BH21 is a 70.1% 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 IS 1570 (Part 6) XT55W14Cr3V4:
EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 GB/T 1299 3Cr2W8V GOST 5950 3H2W8F DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GOST 5950 4H5MFS1 IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 118T3 IS 1570 (Part 6) 133T3 GB/T 1299 4Cr5MoSiV1 GB/T 1299 4Cr5MoSiV
Match Breakdown
CHEMISTRY MATCH
70.1%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 1570 (Part 6) XT55W14Cr3V4 BS 4659 BH21
Standard IS 1570 (Part 6):1996 BS 4659:1989
Category Tool & Die Steels Tool & Die Steels
C (%) 0.50-0.60 0.26–0.36
Si (%) 0.10-0.35 Not specified
Mn (%) 0.20-0.40 0.15–0.40
Cr (%) 2.80-3.30 3.00–3.75
V (%) 0.30-0.60 0.30–0.60
W (%) 13.0-15.0 8.50–10.00
P (%) <=0.035 Not specified
S (%) <=0.035 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 IS 1570 (Part 6) XT55W14Cr3V4 BS 4659 BH21
Hardness HRC (hardened) Not specified 36–54
Hardness HB (annealed) Not specified ≤229
Typical Applications
IS 1570 (Part 6) XT55W14Cr3V4
Not documented
BS 4659 BH21
Hot extrusion dies, brass/bronze forging dies
Key Differences
Can IS 1570 (Part 6) XT55W14Cr3V4 Be Substituted With BS 4659 BH21?
IS 1570 (Part 6) XT55W14Cr3V4 and BS 4659 BH21 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
IS 1570 (Part 6) XT55W14Cr3V4
No active listings currently.
BS 4659 BH21
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 4400–4600 mm (173.23–181.1 in)
On M-EX Right Now
IS 1570 (Part 6) XT55W14Cr3V4
0 active listings and RFQs →
BS 4659 BH21
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) XT55W14Cr3V4 and BS 4659 BH21?
IS 1570 (Part 6) XT55W14Cr3V4 specifies Si, P, S which are not specified for BS 4659 BH21.
Can IS 1570 (Part 6) XT55W14Cr3V4 be substituted with BS 4659 BH21?
IS 1570 (Part 6) XT55W14Cr3V4 and BS 4659 BH21 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.