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GOST 4543-2016 20HN2M Steel: Specifications & Listings

GOST 4543-2016 20HN2M: 20HN2M is a nickel-chromium-molybdenum alloy steel developed for case hardening applications. It provides high fatigue strength and impact toughness.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeGOST 4543-2016 20HN2M
Standard GOST 4543-2016
ApplicationsUsed for gears, pinions, shafts, rollers, and automotive transmission parts.
Most Active InWest (Maharashtra, Gujarat)
Supply & Demand by FormSee Full Supply & Demand →
Round Bar →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
BS 970 (Part 1) 805H20 BS 970 (Part 1):1991 Close Alternative
BS 970 (Part 1) 805M20 BS 970 (Part 1):1983 Close Alternative
BS 970 (Part 1) 805H20 BS 970 (Part 1):1983 Close Alternative
BS 970 (Part 1) 805H22 BS 970 (Part 1):1991 Close Alternative
BS 970 (Part 1) 805M22 BS 970 (Part 1):1983 Close Alternative
BS 970 (Part 1) 805H22 BS 970 (Part 1):1983 Close Alternative
BS 970 (Part 1) 805A20 BS 970 (Part 1):1983 Close Alternative
BS 970 (Part 1) 805H17 BS 970 (Part 1):1991 Close Alternative
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Cr Ni Mo Mn
0.17-0.24 0.4-0.7 1.4-1.8 0.15-0.25 0.5-0.8
Mechanical Properties
Tensile Strength 880-1080 MPa
Yield Strength 735 MPa min
Elongation 11% min
Hardness 58-62 HRC (case)

Popular forms for this grade:

Round Bar (2)

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GOST 4543-2016 20HN2M Round Bar
2.000 MT
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GOST 4543-2016 20HN2M Round Bar
3.400 MT
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