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GOST 5950 9HF vs EN ISO 683-17 100Cr6

Minimal Match — 50.7% match based on chemical composition and mechanical property overlap.

GOST 5950 9HF (GOST 5950-2000) and EN ISO 683-17 100Cr6 (EN ISO 683-17:2014) are both steel grades. Both fall under the Tool & Die Steels category. GOST 5950 9HF is typically used for used for dies, punches, reamers, gauges, and woodworking cutters., while EN ISO 683-17 100Cr6 is commonly used for rolling element bearings, precision components, cold work tooling. EN ISO 683-17 100Cr6 is defined under European Standard (EN) (Europe).

As per chemical composition, GOST 5950 9HF vs EN ISO 683-17 100Cr6 is a 76.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 50.7%.

Frequently Compared With GOST 5950 9HF:
GOST 5950 3H2W8F EN ISO 4957 1.2316 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS1 GOST 5950 4H5MFS GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV AISI 52100 IS 1570 (Part 6) 103T3 IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
76.1%
MECHANICAL MATCH
0%
OVERALL
50.7%
Specifications
Property GOST 5950 9HF EN ISO 683-17 100Cr6
Standard GOST 5950-2000 EN ISO 683-17:2014
Category Tool & Die Steels Tool & Die Steels
C (%) 0.85-0.95 0.93–1.05
Cr (%) 0.9-1.2 1.35–1.65
V (%) 0.15-0.3 Not specified
Mn (%) 0.3-0.6 0.25–0.45
Si (%) 0.15-0.35 0.15–0.35
S (%) Not specified ≤0.025
P (%) Not specified ≤0.025
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GOST 5950 9HF EN ISO 683-17 100Cr6
Tensile Strength 900-1100 MPa ≥620 MPa (annealed)
Yield Strength 700 MPa min Not specified
Elongation 8% min Not specified
Hardness 60-64 HRC Not specified
Hardness HRC Not specified 60–66 (hardened)
Hardness HB Not specified 179–217 (annealed)
Typical Applications
GOST 5950 9HF
Used for dies, punches, reamers, gauges, and woodworking cutters.
EN ISO 683-17 100Cr6
Rolling element bearings, precision components, cold work tooling
Key Differences
Can GOST 5950 9HF Be Substituted With EN ISO 683-17 100Cr6?
GOST 5950 9HF and EN ISO 683-17 100Cr6 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 5950 9HF
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2500–3500 mm (98.43–137.8 in)
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)
On M-EX Right Now
GOST 5950 9HF
2 active listings and RFQs →
EN ISO 683-17 100Cr6
18 active listings and RFQs →
Frequently Asked Questions
What is the difference between GOST 5950 9HF and EN ISO 683-17 100Cr6?
GOST 5950 9HF specifies V which is not specified for EN ISO 683-17 100Cr6. EN ISO 683-17 100Cr6 specifies S, P which are not specified for GOST 5950 9HF.
Can GOST 5950 9HF be substituted with EN ISO 683-17 100Cr6?
GOST 5950 9HF and EN ISO 683-17 100Cr6 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.