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JIS G4105:1979 SCM440 / JIS G4105 SCM440 Steel - Specifications & Listings

JIS G4105:1979 SCM440: Japanese standard chrome molybdenum alloy steel

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeJIS G4105:1979 SCM440 / JIS G4105 SCM440
StandardJIS G4105:1979
DescriptionJapanese standard chrome molybdenum alloy steel
ApplicationsAutomotive parts, gears, shafts, bolts, dies
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
42CrMo4 DIN/EN Europe 21 listings, 22 RFQs →
EN19 BS970 UK 19 listings, 15 RFQs →
AISI 4140 SAE USA 16 listings, 17 RFQs →
SAE4140 SAE USA 16 listings, 17 RFQs →
IS 4367 40Cr4Mo2 IS 4367 India 4 listings, 0 RFQs →
GB/T 3077 42CrMo GB/T 3077 China 2 listings, 0 RFQs →
GOST 4543 35XM GOST 4543 Russia 2 listings, 0 RFQs →
NF A35-551 42CD4 NF A35-552 France 2 listings, 0 RFQs →
KS SCM440 KS D3867 Korea 2 listings, 0 RFQs →
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Demand outpacing supply
Chemical Composition (%)
C Si Mn Cr Mo S P
0.38–0.43 0.15–0.35 0.60–0.90 0.90–1.20 0.15–0.30 ≤0.030 ≤0.030
Mechanical Properties
Tensile Strength ≥930 MPa
Yield Strength ≥785 MPa
Elongation ≥12%
Hardness 269–331 HB
Typical Available Sizes
Round Bar 16mm–300mm dia
Flat Bar 20×8mm–200×60mm
Hex Bar 19mm–75mm A/F
Sizes are indicative. Contact seller for exact availability.
Processing:

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Buyer RFQs for JIS G4105:1979 SCM440 / JIS G4105 SCM440

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JIS G4105:1979 SCM440 / JIS G4105 SCM440 Round Bar
2.000 MT
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JIS G4105:1979 SCM440 / JIS G4105 SCM440 Round Bar
5.500 MT
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JIS G4105:1979 SCM440 / JIS G4105 SCM440 Round Bar
4.400 MT
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