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ASTM A681 D2 vs DIN EN ISO 4957 1.2344

Minimal Match — 40.8% match based on chemical composition and mechanical property overlap.

ASTM A681 D2 (ASTM A681:2008) and DIN EN ISO 4957 1.2344 (DIN EN ISO 4957:2018-11) are both steel grades. Both fall under the Tool & Die Steels category. ASTM A681 D2 is typically used for blanking dies, punches, drawing dies, forming tools, while DIN EN ISO 4957 1.2344 is commonly used for die casting dies, extrusion dies, forging dies, hot shear blades, mandrels, pressure die casting tooling. ASTM A681 D2 is defined under ASTM International, originating from United States, while DIN EN ISO 4957 1.2344 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A681 D2 vs DIN EN ISO 4957 1.2344 is a 61.3% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 40.8%.

Frequently Compared With ASTM A681 D2:
DIN EN ISO 4957 1.2379 EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 GB/T 1299 4Cr5MoSiV1 AISI 52100 GOST 5950 3H2W8F GB/T 1299 4Cr5MoSiV GB/T 1299 3Cr2W8V GOST 5950 4H5MFS GOST 5950 4H5MFS1 IS 3748 103T3 IS 1570 (Part 6) 103T3
Match Breakdown
CHEMISTRY MATCH
61.3%
MECHANICAL MATCH
0%
OVERALL
40.8%
Specifications
Property ASTM A681 D2 DIN EN ISO 4957 1.2344
Standard ASTM A681:2008 DIN EN ISO 4957:2018-11
Category Tool & Die Steels Tool & Die Steels
C (%) 1.40-1.60 0.37–0.43
Mn (%) 0.10-0.60 0.30–0.50
P (%) <=0.030 ≤0.030
S (%) <=0.030 ≤0.030
Si (%) 0.10-0.60 0.90–1.20
Cr (%) 11.00-13.00 4.80–5.50
V (%) 0.50-1.10 0.90–1.10
Mo (%) 0.70-1.20 1.20–1.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A681 D2 DIN EN ISO 4957 1.2344
Hardness <=255 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Hardness (annealed) Not specified ≤229 HB
Hardness (hardened) Not specified 44–52 HRC
Tensile Strength Not specified 1200–1600 MPa
Elongation Not specified ≥8%
Typical Applications
ASTM A681 D2
Blanking dies, punches, drawing dies, forming tools
DIN EN ISO 4957 1.2344
Die casting dies, extrusion dies, forging dies, hot shear blades, mandrels, pressure die casting tooling
Can ASTM A681 D2 Be Substituted With DIN EN ISO 4957 1.2344?
ASTM A681 D2 and DIN EN ISO 4957 1.2344 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
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)
DIN EN ISO 4957 1.2344
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3000–3700 mm (118.11–145.67 in)
On M-EX Right Now
ASTM A681 D2
22 active listings and RFQs →
DIN EN ISO 4957 1.2344
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A681 D2 and DIN EN ISO 4957 1.2344?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A681 D2 be substituted with DIN EN ISO 4957 1.2344?
ASTM A681 D2 and DIN EN ISO 4957 1.2344 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.