En 24

En 24

AISI 4340 Nickel Chrome - Moly High Tensile Steel, generally supplied hardened and tempered to condition U in sections up to 100mm, with a tensile strength of 930 1080 MPa and aiming for this strength range in larger sections. It offers a very good balance of strength, toughness and wear-resistance.

Typical Chemical Analysis

Carbon 0.40%
Silicon 0.25%
Manganese 0.70%
Nickel 1.85%
Chromium 0.80%
Molybdenum 0.25%

Typical Applications:
Heavy-duty axles, shafts, heavy-duty gears, spindles, pins, studs, collets, bolts, couplings, sprockets, pinions, torsion bars, connecting rods, crow bars, conveyor parts etc.