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GOST 4543-2016 40X Steel: Specifications & Listings

GOST 4543-2016 40X: Chromium alloy structural steel with good hardenability, strength and wear resistance after heat treatment. Commonly used for stressed machine parts.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeGOST 4543-2016 40X
Standard GOST 4543-2016
Applicationsgears, shafts, axles, spindles, studs, automotive components
Most Active InWest (Gujarat, Maharashtra)
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
EN 10083-3 41Cr4 EN 10083-3:2006 Europe 2 listings, 0 RFQs →
AISI 5140 AISI USA 2 listings, 0 RFQs →
JIS G4104 SCr440 JIS G 4104:1979 Japan 0 listings, 2 RFQs →
GB/T 3077 40Cr GB/T 3077:2015 China 2 listings, 0 RFQs →
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
GOST 4543 40XH GOST 4543-2016 Close Alternative
GB/T 3077 40CrNi GB/T 3077:2015 Close Alternative
BS 970 (Part 3) 637M17 BS 970 (Part 3):1991 Related Material
BS 970 (Part 3) 655M13 BS 970 (Part 3):1991 Related Material
SAE J404 50B46 SAE J404:2009 Related Material
BS 970 EN111A BS 970:1955 Related Material
GB/T 3077 45CrNi GB/T 3077:2015 Related Material
BS 970 (Part 1) 637M17 BS 970 (Part 1):1983 Related Material
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Si Mn S P Cr Ni Cu
0.36-0.44 0.17-0.37 0.50-0.80 <=0.035 <=0.035 0.80-1.10 <=0.30 <=0.30
Mechanical Properties
Tensile Strength 980-1180 MPa
Yield Strength >=785 MPa
Elongation >=10%
Hardness 229-285 HB
Typical Available Sizes
Round Bar 16-350 mm dia
Flat Bar 20-250 mm width
Sizes are indicative. Contact seller for exact availability.

Popular forms for this grade:

Round Bar (2)

Active GOST 4543-2016 40X Listings on M-EX (For Sale)

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GOST 4543-2016 40X Round Bar
1.700 MT
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GOST 4543-2016 40X Round Bar
3.300 MT
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