3140 Round Bar — Listings

All 3140 Round Bar listings on M-EX.

All 3140 Forms Alloy Steel
Grade Details
Grade3140
StandardAISI
DescriptionAISI 3140 is a nickel-chromium alloy steel with good toughness and fatigue resistance. It can be heat treated to achieve higher mechanical strength.
ApplicationsUsed for gears, shafts, axles, connecting rods, forgings, and heavy-duty machinery parts.

Active 3140 Round Bar Listings 2

3140 Round Bar
3.300 MT  ·  Closes 07 Aug 2026
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3140 Round Bar
3.700 MT  ·  Closes 08 Aug 2026
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Related: All Round Bar grades · Alloy Steel