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JIS G4053:2008 SMnC420 / JIS G4053 SMnC420 Steel - Specifications & Listings

JIS G4053:2008 SMnC420: Japanese case hardening Mn-Cr steel per JIS G4053. Close equivalent to 20MnCr5 with similar chemistry and case hardening properties.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeJIS G4053:2008 SMnC420 / JIS G4053 SMnC420
StandardJIS G4053:2008
DescriptionJapanese case hardening Mn-Cr steel per JIS G4053. Close equivalent to 20MnCr5 with similar chemistry and case hardening properties.
ApplicationsCase hardened gears, shafts, cams, pins, automotive components
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Demand, no supply
Chemical Composition (%)
C Mn Cr Si S P
0.17–0.23 1.15–1.55 0.35–0.70 0.15–0.35 ≤0.030 ≤0.030
Mechanical Properties
Tensile Strength 785–980 MPa
Case Hardness HRC 58–62
Core Hardness HB 217–277
Elongation ≥10%
Typical Available Sizes
Round Bar 16mm–200mm dia
Sizes are indicative. Contact seller for exact availability.
Processing:

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JIS G4053:2008 SMnC420 / JIS G4053 SMnC420 Round Bar
1.700 MT
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JIS G4053:2008 SMnC420 / JIS G4053 SMnC420 Round Bar
2.100 MT
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