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GOST 5950 3H2W8F vs AISI 52100

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

GOST 5950 3H2W8F (GOST 5950-2000) and AISI 52100 are both steel grades. Both fall under the Tool & Die Steels category. GOST 5950 3H2W8F is typically used for used for forging dies, extrusion tools, hot punches, mandrels, and die inserts., while AISI 52100 is commonly used for anti-friction bearings, ball screws, precision rollers. AISI 52100 is defined under AISI (United States).

As per chemical composition, GOST 5950 3H2W8F vs AISI 52100 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 GOST 5950 3H2W8F:
GB/T 1299 3Cr2W8V GB/T 1299 4Cr5MoSiV EN ISO 683-17 100Cr6 GOST 5950 4H5MFS IS 1570 (Part 6) 70T6 IS 1570 (Part 6) 133T3 IS 3748 70T3 IS 1570 (Part 6) 103T3 IS 1570 (Part 6) 70T3 IS 3748 80T3 IS 3748 103T3 IS 3748 50T8
Match Breakdown
CHEMISTRY MATCH
61.8%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property GOST 5950 3H2W8F AISI 52100
Standard GOST 5950-2000 AISI
Category Tool & Die Steels Tool & Die Steels
C (%) 0.3-0.4 0.93–1.05
Cr (%) 2.2-2.7 1.35–1.60
W (%) 7.5-9.0 Not specified
V (%) 0.3-0.6 Not specified
Si (%) 0.2-0.5 0.15–0.35
Mn (%) Not specified 0.25–0.45
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 3H2W8F AISI 52100
Tensile Strength 1400-1700 MPa ≥620 MPa (annealed)
Yield Strength 1200 MPa min Not specified
Elongation 8% min Not specified
Hardness 45-50 HRC Not specified
Hardness HRC Not specified 60–66 (hardened)
Hardness HB Not specified 179–229 (annealed)
Typical Applications
GOST 5950 3H2W8F
Used for forging dies, extrusion tools, hot punches, mandrels, and die inserts.
AISI 52100
Anti-friction bearings, ball screws, precision rollers
Key Differences
Can GOST 5950 3H2W8F Be Substituted With AISI 52100?
GOST 5950 3H2W8F and AISI 52100 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 3H2W8F
Round Bar → (2 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2800–4300 mm (110.24–169.29 in)
AISI 52100
Round Bar → (3 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 3000–3200 mm (118.11–125.98 in)
On M-EX Right Now
GOST 5950 3H2W8F
2 active listings and RFQs →
AISI 52100
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between GOST 5950 3H2W8F and AISI 52100?
GOST 5950 3H2W8F specifies W, V which are not specified for AISI 52100. AISI 52100 specifies Mn, S, P which are not specified for GOST 5950 3H2W8F.
Can GOST 5950 3H2W8F be substituted with AISI 52100?
GOST 5950 3H2W8F and AISI 52100 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.