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With alloy steel being one of the most versatile steels allowing it to be highly in-demand in applications involving high pressure environments, a lot of industries forget that it is necessary to know which alloy steel grade to use according to specific applications.

Different alloy steel products are made out of a variety of alloy steel grades. Many industrial manufacturers and engineers use these metals since they fit for a lot of uses in various major industries like aerospace, automotive, and other machinery.As such, it is important to carefully select alloy steel grades befitting any customer-specified applications because of its differing strength and other property features. Alloy steel grades are mostly tempered and quenched to achieve desired toughness and high strength.

Moreover, it is also necessary to know in what form does the alloy steel bar take whether in a precision or centerless ground bar form to avoid any errors upon application. 

Forte Precision Metals dutifully takes into consideration all the specificities of its clients and in order to do so, its team willingly works closely to efficiently achieve the desired end product. To fulfill the necessary specificities, we provide a piece of unique information about each alloy steel grade and its specification when it comes to its nature, capacity, and suited applications.

Please see Forte Precision Metals’ alloy steel grades table below to find out which one will be suitable for your industrial applications:

4120has good tough strength propertiesused for forging applications as forged valve bodies and pumps
4125a chromium-molybdenum alloy steel, displays good strength and toughness propertiesautomotive and engineering gear, engine construction – steering knuckles, forged crankshafts, etc.
4130readily machineable, weldable and ductile, has tough strengthcommercial and military aircraft, machine tools, automotive, hydraulic tools, aerospace, auto racing
4135low-alloy steel, capable of being heat treated and has reasonable toughnessforged shafts, fixtures, collars, jigs, spindles
4140provides good hardness penetration, wear resistant, tough and ductilehighly stressed parts, or components subjected to severe wear
4142medium-carbon steel, readily heated and has tough strengthdie holders, forged gears, collets, spindles, arbors, flanges, axles, clutch parts, etc.
4145a chromium-molybdenum low alloy steel, readily forged, welded, and machineddrill collars, shafts, forged gears, rolls for paper mills, tool holders, and pump shafts
4150low-alloy steel, has good atmospheric corrosion resistance and strengthforgings in the aerospace, gas, and oil industries, forged gears, shafts, and spindles
4340nickel-chromium molybdenum alloy, has high toughness and fatigue strengthcommercial and military aircraft, machine tool applications, automotive systems, forged steel crankshafts
52100high carbon, chromium alloy steelfor highly stressed parts like aircraft bearing
6150fine grained carbon-chromium alloy steel, highly abrasion resistantgear and engine construction, forged crankshafts, connecting rods, pump and gear shafts, spindles and steering knuckles
8620most widely used carburizing alloy, has high core strengthforged camshafts, gears, and fasteners
8740nickel-chromium low alloy steel, has tough strength propertieshigh-strength forged fasteners
9310low alloy steel, has good hardenability and fatigue strengthcrankshafts, heavy-duty gear shafts, gears in truck and aircraft construction

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Forte Precision Metals provide Precision Ground Bars & Centerless Ground services nationally and worldwide
Forte Percision Metals, Inc.
9234 Parklane Ave. Franklin Park, IL 60131
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