Post Stock Login Register

JIS G4805 SUJ2 vs AISI 52100

Related Material — 59.9% match based on chemical composition and mechanical property overlap.

JIS G4805 SUJ2 (JIS G 4805:1999) and AISI 52100 are both steel grades. Both fall under the Tool & Die Steels category. JIS G4805 SUJ2 is typically used for ball bearings, roller bearings, bearing races, precision rolls, while AISI 52100 is commonly used for anti-friction bearings, ball screws, precision rollers. JIS G4805 SUJ2 is defined under Japanese Industrial Standards (JIS), originating from Japan, while AISI 52100 is defined under AISI, originating from United States.

As per chemical composition, JIS G4805 SUJ2 vs AISI 52100 is a 89.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 59.9%.

Frequently Compared With JIS G4805 SUJ2:
EN ISO 683-17 100Cr6 GB/T 1299 4Cr5MoSiV1 GOST 5950 4H5MFS1 EN ISO 4957 1.2316 GB/T 1299 4Cr5MoSiV GOST 5950 3H2W8F DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 GOST 5950 4H5MFS GB/T 1299 3Cr2W8V IS 1570 (Part 6) 103T3
Other Tool & Die Steels Grades to Compare With JIS G4805 SUJ2:
IS 3748 103T3
Match Breakdown
CHEMISTRY MATCH
89.9%
MECHANICAL MATCH
0%
OVERALL
59.9%
Specifications
Property JIS G4805 SUJ2 AISI 52100
Standard JIS G 4805:1999 AISI
Category Tool & Die Steels Tool & Die Steels
C (%) 0.95–1.10 0.93–1.05
Si (%) 0.15–0.35 0.15–0.35
Mn (%) ≤0.50 0.25–0.45
Cr (%) 1.30–1.60 1.35–1.60
S (%) ≤0.025 ≤0.025
P (%) ≤0.025 ≤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 JIS G4805 SUJ2 AISI 52100
Tensile Strength ≥650 MPa (annealed) ≥620 MPa (annealed)
Hardness HRC 60–64 (hardened) 60–66 (hardened)
Hardness HB 183–229 (annealed) 179–229 (annealed)
Typical Applications
JIS G4805 SUJ2
Ball bearings, roller bearings, bearing races, precision rolls
AISI 52100
Anti-friction bearings, ball screws, precision rollers
Can JIS G4805 SUJ2 Be Substituted With AISI 52100?
JIS G4805 SUJ2 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
JIS G4805 SUJ2
Round Bar → (6 listings)
Diameter: 60–80 mm (2.36–3.15 in)
Length: 5000–6900 mm (196.85–271.65 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
JIS G4805 SUJ2
6 active listings and RFQs →
AISI 52100
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between JIS G4805 SUJ2 and AISI 52100?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can JIS G4805 SUJ2 be substituted with AISI 52100?
JIS G4805 SUJ2 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.