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GB/T 1299 Cr12Mo1V1 vs ASTM A681 D2

Close Alternative — 79.6% match based on chemical composition and mechanical property overlap.

GB/T 1299 Cr12Mo1V1 (GB/T 1299-2014) and ASTM A681 D2 (ASTM A681:2008) are both steel grades. Both fall under the Tool & Die Steels category. GB/T 1299 Cr12Mo1V1 is typically used for precision blanking dies, thread rolling dies, cold forming, while ASTM A681 D2 is commonly used for blanking dies, punches, drawing dies, forming tools. GB/T 1299 Cr12Mo1V1 is defined under Guobiao Standards (GB/T), originating from China, while ASTM A681 D2 is defined under ASTM International, originating from United States.

As per chemical composition, GB/T 1299 Cr12Mo1V1 vs ASTM A681 D2 is a 69.5% match. As per mechanical properties, the match is 100%. Combined, this makes them a close alternative overall at 79.6%.

Frequently Compared With GB/T 1299 Cr12Mo1V1:
GOST 5950 3H2W8F EN ISO 4957 1.2316 GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV1 GB/T 1299 3Cr2W8V EN ISO 683-17 100Cr6 DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV GOST 5950 4H5MFS AISI 52100 IS 1570 (Part 6) 103T3
Match Breakdown
CHEMISTRY MATCH
69.5%
MECHANICAL MATCH
100%
OVERALL
79.6%
Specifications
Property GB/T 1299 Cr12Mo1V1 ASTM A681 D2
Standard GB/T 1299-2014 ASTM A681:2008
Category Tool & Die Steels Tool & Die Steels
C (%) 1.45–1.70 1.40-1.60
Si (%) ≤0.40 0.10-0.60
Mn (%) ≤0.40 0.10-0.60
Cr (%) 11.00–13.00 11.00-13.00
Mo (%) 0.40–0.60 0.70-1.20
V (%) 0.15–0.30 0.50-1.10
P (%) Not specified <=0.030
S (%) Not specified <=0.030
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 1299 Cr12Mo1V1 ASTM A681 D2
Hardness HRC (hardened) 58–62 Not specified
Hardness HB (annealed) ≤255 Not specified
Hardness Not specified <=255 HB
Condition Not specified Annealed (maximum Brinell hardness)
Typical Applications
GB/T 1299 Cr12Mo1V1
Precision blanking dies, thread rolling dies, cold forming
ASTM A681 D2
Blanking dies, punches, drawing dies, forming tools
Key Differences
Can GB/T 1299 Cr12Mo1V1 Be Substituted With ASTM A681 D2?
GB/T 1299 Cr12Mo1V1 and ASTM A681 D2 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
GB/T 1299 Cr12Mo1V1
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3100–3200 mm (122.05–125.98 in)
ASTM A681 D2
Round Bar → (19 listings)
Diameter: 70–120 mm (2.76–4.72 in)
Length: 2600–6900 mm (102.36–271.65 in)
Flat Bar → (3 listings)
Thickness: 30–30 mm (1.18–1.18 in)
Width: 150–150 mm (5.91–5.91 in)
Length: 1000–2500 mm (39.37–98.43 in)
On M-EX Right Now
GB/T 1299 Cr12Mo1V1
2 active listings and RFQs →
ASTM A681 D2
22 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 1299 Cr12Mo1V1 and ASTM A681 D2?
ASTM A681 D2 specifies P, S which are not specified for GB/T 1299 Cr12Mo1V1.
Can GB/T 1299 Cr12Mo1V1 be substituted with ASTM A681 D2?
GB/T 1299 Cr12Mo1V1 and ASTM A681 D2 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.