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JIS G4805 SUJ2 Steel — Specifications & Listings

JIS G4805Japanese bearing steel, high carbon chromium

Forms: Round Bar Category: Tool Steel
Grade Details
GradeJIS G4805 SUJ2
StandardJIS G4805
DescriptionJapanese bearing steel, high carbon chromium
ApplicationsBall bearings, roller bearings, bearing races, precision rolls
Equivalent / Similar Grades
Grade Standard Region
100Cr6 DIN Germany
EN31 BS970 UK
AISI 52100 SAE USA
GCr15 GB China
NF A35-551 100C6 NF A35-551 France
Chemical Composition (%)
C Si Mn Cr S P
0.95–1.10 0.15–0.35 ≤0.50 1.30–1.60 ≤0.025 ≤0.025
Mechanical Properties
Tensile Strength ≥650 MPa (annealed)
Hardness HRC 60–64 (hardened)
Hardness HB 183–229 (annealed)
Typical Available Sizes
Round Bar 6mm–150mm dia
Flat Bar 15×5mm–100×25mm
Sizes are indicative. Contact seller for exact availability.

Active JIS G4805 SUJ2 Listings on M-EX

JIS G4805 SUJ2 Round Bar
2.100 MT
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JIS G4805 SUJ2 Round Bar
2.800 MT
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JIS G4805 SUJ2 Round Bar
1.500 MT
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JIS G4805 SUJ2 Round Bar
1.800 MT
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JIS G4805 SUJ2 Round Bar
1.200 MT
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JIS G4805 SUJ2 Round Bar
1.500 MT
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