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GB/T 3077-2015 42CrMo / GB/T 3077 42CrMo Steel - Specifications & Listings

GB/T 3077-2015 42CrMo: Chromium-molybdenum alloy steel with high strength, toughness and fatigue resistance after heat treatment. Suitable for heavily loaded engineering and automotive components.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeGB/T 3077-2015 42CrMo / GB/T 3077 42CrMo
StandardGB/T 3077-2015
DescriptionChromium-molybdenum alloy steel with high strength, toughness and fatigue resistance after heat treatment. Suitable for heavily loaded engineering and automotive components.
Applicationsgears, heavy shafts, axles, bolts, pressure vessels, forgings
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
AISI 4140 AISI USA 3 listings, 0 RFQs →
42CrMo4 DIN EN 10083 Germany 21 listings, 22 RFQs →
SCM440 JIS G4105 Japan 0 listings, 3 RFQs →
708M40 BS970 UK 2 listings, 0 RFQs →
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Balanced
Chemical Composition (%)
C Si Mn S P Cr Mo
0.38-0.45 0.17-0.37 0.50-0.80 <=0.035 <=0.035 0.90-1.20 0.15-0.25
Mechanical Properties
tensile_strength >=1080 MPa
yield_strength >=930 MPa
elongation >=12%
hardness <=217 HB
impact_energy >=63 J
Typical Available Sizes
Round Bar 16-600 mm dia
Flat Bar 25-400 mm width
Sizes are indicative. Contact seller for exact availability.
Processing:

Active GB/T 3077-2015 42CrMo / GB/T 3077 42CrMo Listings on M-EX (For Sale)

GB/T 3077-2015 42CrMo / GB/T 3077 42CrMo Round Bar
1.700 MT
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GB/T 3077-2015 42CrMo / GB/T 3077 42CrMo Round Bar
3.200 MT
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