Alloy Steel 4520 (Nonstandard, formerly AISI-SAE 4520) is a 0.50% molybdenum steel well suited for use in carburized and non-carburized applications. It has a yield strength of around 50,000 psi in the normalized condition and from 50,000 to 65,000 psi in the quenched and lightly tempered condition (depending on section thickness and tempering temperature). Its uses include railway cars, bridge construction and carburized parts such as gears. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SA-357. Producer or source: Alloy steel mills and foundries.

Carpenter Stainless No. 2 Mold Steel is a 13% chromium steel ideally suited for long-run molding jobs. It is specifically used for protection against the following corrosive conditions: (1) Rusting of cavities when machines are shut down or molds are stored, (2) Rusting of mold cavities when using corrosive plastics, and (3) Corrosion problems when molds are used in hot, humid climates. In addition to resisting the above corrosive conditions, users have found that this steel has many other cost-reducing advantages for applications where corrosion is not involved. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and machining. Filing Code: SS-367. Producer or source: Carpenter.

The 21/4% Nickel Steel possesses a combination of moderate strength and superior resistance to brittle fracture at subzero temperatures. It is one of the most economical materials for the construction of equipment to operate at temperatures as low as -90 F. It is intended primarily for welded pressure vessels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-378. Producer or source: Alloy steel mills and foundries.

Alloy Steel 3.5 Ni-0.25Mo-0.05V is highly suitable for massive components, usually more than four inches thick. It has only moderate hardenability but 5-inch to 80-inch rounds can be cooled from the austenitizing temperature in air or a water-spray quench to produce ferrite, bainite and martensite of ferrite and bainite. This steel is suitable for light and intermediate-duty generator and turbine rotors, large axles and shafts, large gears and ship forgings. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-400. Producer or source: Alloy steel mills and foundries.

Alloy Steel 5Ni-0.25Mo-0.05V is highly suitable for massive components, usually more than four inches thick. It has only moderate hardenability but 5-inch to 80-inch rounds can be cooled from the austenitizing temperature in air or a water-spray quench to produce ferrite, bainite and martensite or ferrite and bainite. This steel is suitable for light and intermediate-duty generator and turbine rotors, large axles and shafts, large gears, ship forgings, and many other thick-section components. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-403. Producer or source: Alloy steel mills and foundries.

Alloy Steel 3.5Ni-1.8Cr-0.4Mo-0.1V is highly suitable for massive components, usually more than four inches thick. It has high hardenability which in a water-spray or water-immersion quench contributes to the formation of sizeable amounts of martensite along with some bainite, and possibly a little ferrite. On tempering, the martensite adds to toughness and lowers the temperature of transition from tough to brittle failure. This steel is suitable for intermediate-duty and heavy-duty generator and turbine rotors, large axles and shafts, large gears and ship forgings. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, and machining. Filing Code: SA-404. Producer or source: Alloy steel mills and foundries.

CARPENTER H-9 DOUBLE HEADER DIE STEEL was developed specifically to solve chipping, splitting, spalling and cracking in cold header die applications. All billets are acid disc inspected to ensure center soundness and they are tested for hardenability. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on forming, heat treating, and machining. Filing Code: TS-449. Producer or source: Carpenter.

ALLOY STEEL 21/4 Ni possesses a combination of moderate strength and superior resistance to brittle fracture at subzero temperatures. It is one of the most economical materials for the construction of equipment to operate at temperatures as low as 90 F. It is intended primarily for welded pressure vessels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-414. Producer or source: Alloy steel mills and foundries.

CRUCIBLE CSM 414 is a high-quality stainless steel furnished in the prehardened condition and designed primarily for use in the molding of all plastics, including the vinyl-base and other corrosive plastics. Crucible's exclusive Densified process is used in the manufacture of this steel to insure freedom from center porosity, pinholes or voids. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-293. Producer or source: Crucible Specialty Metals Division, Colt Industries.

Alloy Steel 2515 (Nonstandard, formerly AISI-SAE 2515) is a 5% nickel steel well suited for special and/or heavy-duty carburizing applications. It was one of the earliest alloy steels and offers a good combination of strength and low-temperature toughness for non-carburized applications. It has been used in some European countries for many years for cryogenic applications. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-313. Producer or source: Alloy steel mills and foundries.

Alloy Steel 1.8 Cu-1.0 Mn-1.2 Si is a low-carbon (0.20% max.) cast steel designed to provide intermediate tensile and yield strength. Copper lowers the ductility and toughness of cast steel but, for a given increase in tensile strength, the loss of ductility and toughness is less if copper is added than if carbon is increased. This steel has many uses such as booms, long shafting and gears. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: SA-325. Producer or source: Alloy steel mills and foundries.

Alloy Steel 8124 (Nonstandard, using AISI-SAE numbering system) is a nickel-chromium-molybdenum carburizing steel for use where a core of medium strength and toughness combined with a wear-resistant carburized case is sufficient. This steel can be used also without carburizing for many machinery components and structural purposes. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SA-326. Producer or source: Alloy steel mills and foundries.

HI-STEEL is a high-strength low-alloy structural steel having good resistance to atmospheric corrosion. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive, shear, and bearing strength as well as fracture toughness and fatigue. It also includes information on low temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-41. Producer or source: Inland Steel Company.

Cobalt magnet steels have high coercive force which makes it possible to maintain strong magnetic fields with relatively short magnets. These alloys must be hardened by drastic quenching in oil to obtain the maximum magnetic properties. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on forming, heat treating, and machining. Filing Code: SA-44. Producer or source: Alloy steel mills and foundries.

Kaiser Mo-B Steel is a high-strength readily weldable steel with superior high-temperature properties. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on low and high temperature performance, and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-76. Producer or source: Kaiser Steel Corporation.

Armco 11 Cr-Cb stainless steel has higher silicon content and is dual stabilized with titanium and columbium (niobium). The alloy is designed for use in automotive exhaust systems and should be considered where the performance of AISI Type 409 stainless steel is marginal. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep and fatigue. It also includes information on corrosion resistance as well as joining. Filing Code: SS-690. Producer or source: Armco Inc., Specialty Steels Division.

Armco PH 15-7 Mo stainless steel is a Cr-Ni-Mo-Al semi-austenitic stainless steel. It is heat treatable to high strength and hardness, maintains good corrosion resistance, and undergoes minimal distortion from heat treatment. The alloy has applications in the aerospace and other industries where high strength at elevated temperatures is required. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-693. Producer or source: Armco Inc., Specialty Steels Division.

BETHLEHEM V STEEL comprises a family of high-strength, low-alloy, hot-rolled steels in various forms for construction and general purposes. These steels offer yield strengths ranging from 42,000 to 65,000 psi. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and compressive and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-257. Producer or source: Bethlehem Steel Corporation.

Youngstown YS-T Steel comprises a family of hot-rolled, fully-killed, high-strength titanium steels with excellent formability and weldability. They are available in four yield-strength levels: 50,000, 60,000, 70,000 and 80,000 psi. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and bend strength as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-261. Producer or source: Youngstown Sheet and Tube Company.

The 5 Ni-025 Mo Steel is a carburizing steel designed for heavy-duty service. It possesses materially higher hardenability in both case and core than any other commercially available carburizing steel free from the processing difficulties associated with the formation of massive chromium carbides. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on low and high temperature performance, and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-268. Producer or source: Copperweld Steel Company.