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JIS G4105 SCM420 Steel — Specifications & Listings

JIS G4105Japanese case hardening chrome molybdenum steel

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeJIS G4105 SCM420
StandardJIS G4105
DescriptionJapanese case hardening chrome molybdenum steel
ApplicationsCase hardened gears, cams, pins, shafts
Equivalent / Similar Grades
Grade Standard Region
20MnCr5 DIN Germany
16MnCr5 DIN Germany
AISI 5120 SAE USA
EN36 BS970 UK
GB/T 3077 20CrMnTi GB/T 3077 China
Chemical Composition (%)
C Si Mn Cr Mo
0.18–0.23 0.15–0.35 0.60–0.90 0.90–1.20 0.15–0.30
Mechanical Properties
Tensile Strength ≥830 MPa
Case Hardness HRC 58–62
Core Hardness HB 235–293
Typical Available Sizes
Round Bar 16mm–200mm dia
Flat Bar 20×8mm–150×40mm
Sizes are indicative. Contact seller for exact availability.

Active JIS G4105 SCM420 Listings on M-EX

JIS G4105 SCM420 Round Bar
2.600 MT
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JIS G4105 SCM420 Round Bar
3.000 MT
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JIS G4105 SCM420 Round Bar
7.100 MT
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