40HM Round Bar — Listings

All 40HM Round Bar listings on M-EX.

All 40HM Forms Alloy Steel

Grade Details

Grade	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.

Active 40HM Round Bar Listings 1

40HM Round Bar

4.300 MT · Closes 19 May 2026

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Related: All Round Bar grades · Alloy Steel