Post Stock Login Register

AISI 5140 Steel — Specifications & Listings

AISIAISI 5140 is a chromium alloy steel with good toughness and wear resistance. It can be heat treated for improved hardness and strength.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeAISI 5140
StandardAISI
DescriptionAISI 5140 is a chromium alloy steel with good toughness and wear resistance. It can be heat treated for improved hardness and strength.
ApplicationsUsed for gears, shafts, spindles, bolts, machinery parts, and automotive components.
Chemical Composition (%)
C Mn Si Cr P S
0.38-0.43 0.70-0.90 0.15-0.35 0.70-0.90 0.035 max 0.040 max
Mechanical Properties
tensile_strength 850-1000 MPa
yield_strength 650-800 MPa
elongation 12-18%
hardness 240-300 HB

Active AISI 5140 Listings on M-EX

AISI 5140 Round Bar
4.500 MT
View Listing
AISI 5140 Round Bar
4.000 MT
View Listing