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EN ISO 683-17 100Cr6 vs GOST 5950 3H2W8F

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

EN ISO 683-17 100Cr6 (EN ISO 683-17:2014) and GOST 5950 3H2W8F (GOST 5950-2000) are both steel grades. Both fall under the Tool & Die Steels category. EN ISO 683-17 100Cr6 is typically used for rolling element bearings, precision components, cold work tooling, while GOST 5950 3H2W8F is commonly used for used for forging dies, extrusion tools, hot punches, mandrels, and die inserts.. EN ISO 683-17 100Cr6 is defined under European Standard (EN) (Europe).

As per chemical composition, EN ISO 683-17 100Cr6 vs GOST 5950 3H2W8F is a 61.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With EN ISO 683-17 100Cr6:
AISI 52100 GB/T 1299 4Cr5MoSiV EN ISO 4957 1.2316 DIN EN ISO 4957 1.2379 GOST 5950 4H5MFS DIN EN ISO 4957 1.2344 GB/T 1299 4Cr5MoSiV1 GB/T 1299 3Cr2W8V GOST 5950 4H5MFS1 IS 1570 (Part 6) 133T3 IS 1570 (Part 6) 55T8 IS 1570 (Part 6) 70T3
Match Breakdown
CHEMISTRY MATCH
61.8%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property EN ISO 683-17 100Cr6 GOST 5950 3H2W8F
Standard EN ISO 683-17:2014 GOST 5950-2000
Category Tool & Die Steels Tool & Die Steels
C (%) 0.93–1.05 0.3-0.4
Si (%) 0.15–0.35 0.2-0.5
Mn (%) 0.25–0.45 Not specified
Cr (%) 1.35–1.65 2.2-2.7
S (%) ≤0.025 Not specified
P (%) ≤0.025 Not specified
W (%) Not specified 7.5-9.0
V (%) Not specified 0.3-0.6
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN ISO 683-17 100Cr6 GOST 5950 3H2W8F
Tensile Strength ≥620 MPa (annealed) 1400-1700 MPa
Hardness HRC 60–66 (hardened) Not specified
Hardness HB 179–217 (annealed) Not specified
Yield Strength Not specified 1200 MPa min
Elongation Not specified 8% min
Hardness Not specified 45-50 HRC
Typical Applications
EN ISO 683-17 100Cr6
Rolling element bearings, precision components, cold work tooling
GOST 5950 3H2W8F
Used for forging dies, extrusion tools, hot punches, mandrels, and die inserts.
Key Differences
Can EN ISO 683-17 100Cr6 Be Substituted With GOST 5950 3H2W8F?
EN ISO 683-17 100Cr6 and GOST 5950 3H2W8F 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
EN ISO 683-17 100Cr6
Round Bar → (18 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3000–6500 mm (118.11–255.91 in)
GOST 5950 3H2W8F
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–4300 mm (110.24–169.29 in)
On M-EX Right Now
EN ISO 683-17 100Cr6
18 active listings and RFQs →
GOST 5950 3H2W8F
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN ISO 683-17 100Cr6 and GOST 5950 3H2W8F?
EN ISO 683-17 100Cr6 specifies Mn, S, P which are not specified for GOST 5950 3H2W8F. GOST 5950 3H2W8F specifies W, V which are not specified for EN ISO 683-17 100Cr6.
Can EN ISO 683-17 100Cr6 be substituted with GOST 5950 3H2W8F?
EN ISO 683-17 100Cr6 and GOST 5950 3H2W8F 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.