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GOST 4543 40HFA Steel — Specifications & Listings

GOST 454340HFA is a chromium-vanadium alloy steel with improved toughness and fatigue resistance. It performs well under cyclic and impact loading conditions.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeGOST 4543 40HFA
StandardGOST 4543
Description40HFA is a chromium-vanadium alloy steel with improved toughness and fatigue resistance. It performs well under cyclic and impact loading conditions.
ApplicationsUsed for springs, shafts, gears, fasteners, and aircraft structural components.
Chemical Composition (%)
C Cr V Mn Si
0.37-0.44 0.8-1.1 0.1-0.2 0.5-0.8 0.17-0.37
Mechanical Properties
tensile_strength 950-1150 MPa
yield_strength 785 MPa min
elongation 11% min
hardness 269-331 HB

Active GOST 4543 40HFA Listings on M-EX

GOST 4543 40HFA Round Bar
4.600 MT
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GOST 4543 40HFA Round Bar
3.800 MT
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