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GOST 1435 U10 vs DIN EN ISO 4957 1.2379

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

GOST 1435 U10 (GOST 1435-1999) and DIN EN ISO 4957 1.2379 (DIN EN ISO 4957:2018-11) are both steel grades. Both fall under the Tool & Die Steels category. GOST 1435 U10 is typically used for used for chisels, punches, files, woodworking tools, and knives., while DIN EN ISO 4957 1.2379 is commonly used for blanking dies, forming dies, thread rolling dies, punches, shear blades, gauges, broaches, drawing dies. DIN EN ISO 4957 1.2379 is defined under European Standard (EN) (Europe).

As per chemical composition, GOST 1435 U10 vs DIN EN ISO 4957 1.2379 is a 61.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GOST 1435 U10:
GB/T 1299 4Cr5MoSiV1 DIN EN ISO 4957 1.2344 EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 GB/T 1299 4Cr5MoSiV AISI 52100 GOST 5950 3H2W8F GOST 5950 4H5MFS GOST 5950 4H5MFS1 IS 1570 (Part 6) 103T3 GB/T 1299 3Cr2W8V IS 1570 (Part 6) 133T3
Match Breakdown
CHEMISTRY MATCH
61.1%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property GOST 1435 U10 DIN EN ISO 4957 1.2379
Standard GOST 1435-1999 DIN EN ISO 4957:2018-11
Category Tool & Die Steels Tool & Die Steels
C (%) 0.95-1.04 1.50–1.60
Mn (%) 0.17-0.33 0.25–0.60
Si (%) 0.17-0.33 0.10–0.40
S (%) 0.028 max ≤0.030
P (%) 0.03 max ≤0.030
Cr (%) Not specified 11.00–13.00
Mo (%) Not specified 0.70–1.00
V (%) Not specified 0.80–1.10
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GOST 1435 U10 DIN EN ISO 4957 1.2379
Tensile Strength 750-900 MPa Not specified
Yield Strength 450 MPa min Not specified
Elongation 10% min Not specified
Hardness 60-64 HRC Not specified
Hardness (annealed) Not specified ≤255 HB
Hardness (hardened) Not specified 58–62 HRC
Compressive Strength Not specified 2600 MPa
Typical Applications
GOST 1435 U10
Used for chisels, punches, files, woodworking tools, and knives.
DIN EN ISO 4957 1.2379
Blanking dies, forming dies, thread rolling dies, punches, shear blades, gauges, broaches, drawing dies
Key Differences
Can GOST 1435 U10 Be Substituted With DIN EN ISO 4957 1.2379?
GOST 1435 U10 and DIN EN ISO 4957 1.2379 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
GOST 1435 U10
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–3100 mm (110.24–122.05 in)
DIN EN ISO 4957 1.2379
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–3300 mm (110.24–129.92 in)
On M-EX Right Now
GOST 1435 U10
2 active listings and RFQs →
DIN EN ISO 4957 1.2379
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GOST 1435 U10 and DIN EN ISO 4957 1.2379?
DIN EN ISO 4957 1.2379 specifies Cr, Mo, V which are not specified for GOST 1435 U10.
Can GOST 1435 U10 be substituted with DIN EN ISO 4957 1.2379?
GOST 1435 U10 and DIN EN ISO 4957 1.2379 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.