SAE J403 1045 Steel — Specifications & Listings

SAE J403

SAE 1045 is a widely used medium carbon steel with good strength, toughness, and wear resistance. It responds well to heat treatment and surface hardening.

Category: Carbon Steel

Grade Details

Grade	SAE J403 1045
Standard	SAE J403
Description	SAE 1045 is a widely used medium carbon steel with good strength, toughness, and wear resistance. It responds well to heat treatment and surface hardening.
Applications	Used for shafts, gears, bolts, studs, crankshafts, and industrial machinery parts.

Chemical Composition (%)

C	Mn	P	S
0.43-0.50	0.60-0.90	0.040 max	0.050 max

Mechanical Properties

tensile_strength	650-800 MPa
yield_strength	380-500 MPa
elongation	14-20%
hardness	180-230 HB

Active SAE J403 1045 Listings on M-EX

No active SAE J403 1045 listings at this time.