GOST 4543 40HM Steel — Specifications & Listings

GOST 4543

40HM is a chromium-molybdenum alloy steel with high strength and wear resistance after heat treatment. It is suitable for dynamically loaded mechanical parts.

Category: Alloy Steel

Grade Details

Grade	GOST 4543 40HM
Standard	GOST 4543
Description	40HM is a chromium-molybdenum alloy steel with high strength and wear resistance after heat treatment. It is suitable for dynamically loaded mechanical parts.
Applications	Used for gears, shafts, spindles, bolts, and hydraulic components.

Chemical Composition (%)

C	Cr	Mo	Mn	Si
0.36-0.44	0.9-1.2	0.15-0.3	0.5-0.8	0.17-0.37

Mechanical Properties

tensile_strength	980-1180 MPa
yield_strength	835 MPa min
elongation	10% min
hardness	285-341 HB

Active GOST 4543 40HM Listings on M-EX

No active GOST 4543 40HM listings at this time.