Voestalpine Australia 4140 is medium-carbon, chromium-molybdenum direct hardening alloy steel that is also suitable for flame hardening, induction hardening, and nitriding. This steel is a medium hardenability steel in the 0.40 to 0.42 mean carbon content classification. In general, it is used for medium and large size parts requiring high strength and toughness. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on heat treating, machining, and joining. Filing Code: SA-873. Producer or source: voestalpine High Performance Metals.

Lucefin Group 34CrMo4 and 34CrMoS4 are medium-carbon, 1% chromium-molybdenum direct hardening alloy steels that are also suitable for flame and induction hardening, and nitriding. These steels are medium hardenability steels in the 0.30 to 0.37 mean carbon content classification. They are used for water-quenched parts of moderate section size and for oil-quenched parts of small section size. In general, they are used for parts requiring high strength and toughness. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, machining, and joining. Filing Code: SA-863. Producer or source: Lucefin S.p.A.

Lucefin Group 42CrMo4 and 42CrMoS4 are medium-carbon, 1% chromium-molybdenum, direct hardening, alloy steels that are also suitable for flame hardening, induction hardening, and nitriding. These steels are medium hardenability steels in the 0.40 to 0.42 mean carbon content classification. In general, they are used for medium and large size parts requiring high strength and toughness. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, machining, and joining. Filing Code: SA-861. Producer or source: Lucefin S.p.A.

NITRODUR 8524 (8CrMo16, 1.8524) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as casting and forming. Filing Code: SA-807. Producer or source: Schmolz + Bickenbach Group.

NITRODUR 8523 (40CrMoV13-9, 1.8523) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as casting. Filing Code: SA-806. Producer or source: Schmolz + Bickenbach Group.

NITRODUR 8522 (33CrMoV12-9, 1.8522) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as casting and forming. Filing Code: SA-802. Producer or source: Schmolz + Bickenbach Group.

NITRODUR 8507 (34CrAlMo5-10) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition and tensile properties. It also includes information on surface qualities as well as casting and forming. Filing Code: SA-797. Producer or source: Schmolz + Bickenbach Group.

NITRODUR 8599 (41CrAlMo7-10) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on surface qualities as well as casting and forming. Filing Code: SA-795. Producer or source: Schmolz + Bickenbach Group.

NITRODUR 8519 (31CrMoV9, 1.8519) is one of the Nitrodur family of nitriding steels that are used where high surface hardness and good fatigue strength are required and the material is also subjected to high temperatures. Nitrided surfaces maintain their hardness and strength at operating temperatures of up to approximately 500–550 deg C (932–1022 deg F). This datasheet provides information on composition and hardness as well as fracture toughness. It also includes information on surface qualities as well as casting and forming. Filing Code: SA-787. Producer or source: Schmolz + Bickenbach Group.

Durehete 1055 has excellent room and elevated temperature strength, good creep and relaxation resistance to 570 deg C (1060 deg F) coupled with high notch tolerance. In addition, it has thermal expansion coefficients compatible with low alloy steel turbine casing materials. 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 and heat treating. Filing Code: SA-774. Producer or source: Tata Steel.

Ovako 42CrMo4 is a quench and tempered steel with high strength and good toughness. The Cromax family consists of hard chrome-plated long product in the form of bars and tubes. These products are available in different steel grades with executions in a broad range of sizes. (See also Ovako 42CrMo4, Alloy Digest SA-573, September 2007.) This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance and surface qualities as well as forming, machining, and joining. Filing Code: SA-748. Producer or source: Ovako Cromax AB.

Böhler (or Boehler) V330SH is a chromium-molybdenum steel with high strength. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-710. Producer or source: Böhler Edelstahl GmbH & Company KG.

CromElso 91 is a specially designed martensitic CrMoVNb steel for high-temperature creep resistance up to 600 deg C (1100 deg F). This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on high temperature performance as well as forming, heat treating, and joining. Filing Code: SA-600. Producer or source: Industeel USA, LLC and Industeel France.

CromElso 22V is a specially designed low-alloy Cr-Mo steel for high-temperature hydrogen service, particularly hydro treating reactors up to 482 deg C (900 deg F). This datasheet provides information on composition and tensile properties as well as fracture toughness and creep. It also includes information on forming, heat treating, and joining. Filing Code: SA-597. Producer or source: Industeel USA, LLC.

Ovako 42CrMo4 is a quenched-and-tempered steel with high strength and good toughness. The alloy is also available with increased sulfur content to improve machinability. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-573. Producer or source: Ovako Steel Inc.

Sandvik SANBAR 23 is an air-hardening, high chromium molybdenum alloy steel suitable for carburizing and with good response to surface induction hardening. It has high fatigue strength and wear resistance in the case hardened condition. The alloy is used for extension and shank rods. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on forming, heat treating, and machining. Filing Code: SA-504. Producer or source: Sandvik.

SANBAR 20 is a high-strength chromium-molybdenum steel with high-fatigue strength and excellent wear resistance in the as-rolled condition. The primary application is use as integral drill rods. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on forming, heat treating, and machining. Filing Code: SA-501. Producer or source: Sandvik Steel Company.

DH2F is a prehardened modification of H13 tool steel for die casting dies and components for aluminum and zinc dies. The alloy has excellent machinability with abrasion and corrosion resistance. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on high temperature performance. Filing Code: SA-494. Producer or source: International Mold Steels Inc. See also Alloy Digest TS-547, December 1996.

DH2F is a modified H13-type tool steel prehardened to 40 HRC that is free-machining. Applications include dies for plastics and zinc, plunger tips, and die plate strippers. This datasheet provides information on composition, physical properties, microstructure, hardness, and tensile properties as well as fracture toughness. It also includes information on corrosion and wear resistance as well as machining. Filing Code: TS-547. Producer or source: Daido Steel Company Ltd. See also Alloy Digest SA-494, March 1998.

The 3Cr-1Mo-1/4V-Ti-B alloy was developed ato meet requirements for coal liquefaction reactor materials. The alloy is hydrogen resistant at high temperatures and pressures with excellent properties in thick section sizes and at high temperatures. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness and creep. It also includes information on heat treating and joining. Filing Code: SA-479. Producer or source: Sumikin Welding Industry.