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BS 4659 BD2 vs GB/T 1299 3Cr2W8V

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

BS 4659 BD2 (BS 4659:1989) and GB/T 1299 3Cr2W8V (GB/T 1299-2014) are both steel grades. Both fall under the Tool & Die Steels category. BS 4659 BD2 is typically used for blanking dies, forming dies, thread rolling dies, while GB/T 1299 3Cr2W8V is commonly used for used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.. BS 4659 BD2 is defined under British Standards (BS), originating from United Kingdom, while GB/T 1299 3Cr2W8V is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, BS 4659 BD2 vs GB/T 1299 3Cr2W8V is a 53.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 4659 BD2:
EN ISO 4957 1.2316 GB/T 1299 4Cr5MoSiV DIN EN ISO 4957 1.2379 AISI 52100 GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS EN ISO 683-17 100Cr6 GOST 5950 3H2W8F DIN EN ISO 4957 1.2344 IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 133T3 IS 1570 (Part 6) 118T3
Match Breakdown
CHEMISTRY MATCH
53.2%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property BS 4659 BD2 GB/T 1299 3Cr2W8V
Standard BS 4659:1989 GB/T 1299-2014
Category Tool & Die Steels Tool & Die Steels
C (%) 1.40–1.60 0.30-0.40
Mn (%) 0.20–0.60 0.20-0.50
Cr (%) 11.00–13.00 2.20-2.70
Mo (%) 0.70–1.20 Not specified
V (%) 0.50–1.10 0.20-0.50
Si (%) Not specified 0.20-0.40
W (%) Not specified 7.50-9.00
P (%) Not specified 0.030 max
S (%) Not specified 0.030 max
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 BD2 GB/T 1299 3Cr2W8V
Hardness HRC (hardened) 58–62 Not specified
Hardness HB (annealed) ≤255 Not specified
Tensile Strength Not specified 1180-1380 MPa
Yield Strength Not specified 980-1180 MPa
Elongation Not specified 10-14%
Hardness Not specified 48-54 HRC
Typical Applications
BS 4659 BD2
Blanking dies, forming dies, thread rolling dies
GB/T 1299 3Cr2W8V
Used for hot forging dies, extrusion dies, die-casting molds, hot punches, and hot shear blades.
Key Differences
Can BS 4659 BD2 Be Substituted With GB/T 1299 3Cr2W8V?
BS 4659 BD2 and GB/T 1299 3Cr2W8V 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 BD2
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2700–3000 mm (106.3–118.11 in)
GB/T 1299 3Cr2W8V
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–2900 mm (110.24–114.17 in)
On M-EX Right Now
BS 4659 BD2
2 active listings and RFQs →
GB/T 1299 3Cr2W8V
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 4659 BD2 and GB/T 1299 3Cr2W8V?
BS 4659 BD2 specifies Mo which is not specified for GB/T 1299 3Cr2W8V. GB/T 1299 3Cr2W8V specifies Si, W, P, S which are not specified for BS 4659 BD2.
Can BS 4659 BD2 be substituted with GB/T 1299 3Cr2W8V?
BS 4659 BD2 and GB/T 1299 3Cr2W8V 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.