NF A35-551 42CD4 Steel — Specifications & Listings

NF A35-551Chromium-molybdenum alloy steel with high tensile strength, toughness and fatigue resistance after quenching and tempering. Extensively used in heavy duty engineering applications.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeNF A35-551 42CD4
StandardNF A35-551
DescriptionChromium-molybdenum alloy steel with high tensile strength, toughness and fatigue resistance after quenching and tempering. Extensively used in heavy duty engineering applications.
Applicationsgear shafts, crankshafts, spindles, studs, high pressure parts, forged components
Equivalent / Similar Grades
Grade Standard Region
42CrMo4 DIN EN 10083 Germany
AISI 4140 AISI USA
708M40 BS970 UK
SCM440 JIS G4053 Japan
42CrMo GB China
GOST 4543 35XM GOST 4543 Russia
Chemical Composition (%)
C Si Mn S P Cr Mo
0.38-0.45 0.15-0.40 0.60-0.90 <=0.035 <=0.035 0.90-1.20 0.15-0.30
Mechanical Properties
tensile_strength 900-1100 MPa
yield_strength >=750 MPa
elongation >=12%
hardness 270-320 HB
Typical Available Sizes
Round Bar 16-350 mm dia
Sizes are indicative. Contact seller for exact availability.

Active NF A35-551 42CD4 Listings on M-EX

NF A35-551 42CD4 Round Bar
8.100 MT
View Listing
NF A35-551 42CD4 Round Bar
3.800 MT
View Listing
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