4140 Alloy Steel Round Bar, a cold drawn annealed steel with high hardenability, its chromium content provides good hardness penetration, and molybdenum imparts hardness uniformity and high strength. 4140 alloy steel rounds respond well to heat treatment and are relatively easy to machine in the annealed condition. 4140 alloy steel round has good strength and wear resistance, excellent toughness, plus good ductility, and the ability to resist stress at high temperature.
Standard SUS, AISI, DIN
Diameter 5~500mm
Length ¨Q12M or As Per Clients’ Requirements