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Home » 4140 Annealed Cold Rolled Round Bar
4140 Annealed Cold Rolled Round Bar
This material is not Quenched and Tempered or Heat Treated in anyway.
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Features ASTM Material Specifications Related Items
Features

A.K.A.: Rod, Solid Round

Alloy: 4140

Characteristics: Oiled surface, smooth dark grey finish. Accurate dimensions throughout length.

Workability: Alloy 4140 is an oil-hardening steel of relatively high harden-ability. Its chromium content provides good hardness penetration, and the molybdenum imparts uniformity of hardness and high strength. 4140 responds well to heat-treatment and is comparatively easily machined in the heat-treated condition. With a combination of such highly desirable properties as good strength and wear resistance, excellent toughness, coupled with good ductility, and the ability to resist stress at elevated temperatures. 

Applications: Designed for close tolerance. Shafts, Hinges, Dowels