4H5MFS1 Round Bar — Listings

All 4H5MFS1 Round Bar listings on M-EX.

Grade Details

Grade	4H5MFS1
Standard	GOST 5950
Description	4H5MFS1 is a modified hot work tool steel with enhanced toughness and temper resistance. It performs reliably under repeated thermal cycling.
Applications	Used for forging dies, pressure casting dies, hot punches, extrusion tooling, and die inserts.

Active 4H5MFS1 Round Bar Listings 1

4H5MFS1 Round Bar

1.200 MT · Closes 19 May 2026

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Related: All Round Bar grades · Tool Steel