AISI TYPE 440C is a hardenable high-carbon chromium steel designed to provide stainless properties with maximum hardness. This datasheet provides information on composition, physical properties, microstructure, 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: SS-101. Producer or source: Stainless steel mills. Originally published March 1960, revised June 1988.

LESCALLOY BG42 VIM-VAR combines the tempering, hardness and hardness-retention characteristics of AISI M50 high-speed steel with the corrosion and oxidation resistance of AISI Type 440C stainless steel. LESCALLOY BG42 VIM-VAR is double vacuum melted (VIM, Vacuum Induction Melted; VAR, Vacuum Arc Remelted) to consistently assure good cleanliness and superior properties. It is used for bearings, gears, ball screws and other aerospace applications. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fatigue. It also includes information on corrosion and wear resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-356. Producer or source: Latrobe Steel Company. See also Alloy Digest SS-179, revised February 1992.

LESCALLOY BG42 VIM-VAR is a martensitic stainless high-speed steel that combines the temper resistance and hot hardness characteristics of M-50 high-speed steel with the corrosion resistance of AISI Type 440C stainless steel. (See also LESCALLOY BG42, Alloy Digest SS-280, October 1972.) This datasheet provides information on composition, physical properties, and elasticity. It also includes information on forming, heat treating, machining, and joining. Filing Code: SS-179. Producer or source: Latrobe Steel Company. Originally published as Lesco BG42, March 1966, revised February 1992. See also Alloy Digest SS-356, October 1978.

GALL-TOUGH Stainless is an austenitic stainless steel which possesses superior self-mated galling and metal-to-metal wear resistance. It is stronger and has better high-temperature oxidation resistance than AISI Type 304 stainless. 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: SS-510. Producer or source: Carpenter.

CARPENTER CRB-7 is a corrosion-resistant, wear-resistant and secondary-hardening steel for high-temperature bearings. It has high quenched-and-tempered hardness and maintains high hardness at elevated temperatures. CRB-7 is a martensitic type of stainless steel. 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, machining, joining, and surface treatment. Filing Code: SS-370. Producer or source: Carpenter.

LESCALLOY BG42 is a martensitic stainless high-speed steel for specialty applications requiring good corrosion resistance, good wear resistance, and resistance to softening at elevated temperatures. This datasheet provides information on composition, physical properties, and hardness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-280. Producer or source: Latrobe Steel Company.

AL TECH 440C is a martensitic stainless steel of high carbon and chromium content capable of full hardening response after oil quenching or air cooling. The outstanding wear resistance of 440C combined with its moderately good corrosion resistance make it an excellent candidate for bearings, bushings, valve components, cutlery and pump parts. Designers may also consider Type 440C vacuum are remelted (VAR) for aerospace and small precision bearings. In these applications improved cleanliness, superior fatigue properties, high strength and corrosion resistance are critical design considerations. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-550. Producer or source: AL Tech Specialty Steel Corporation.

Crucible CPM S110V is a high alloy martensitic stainless tool steel produced by the Crucible Particle Metallurgy (CPM) process. Crucible CPM S110V contains a high volume fraction of both vanadium-rich and niobium-rich primary alloy carbides for exceptionally good wear resistance compared to other commercially available powder metallurgy tool steels. It also offers better corrosion resistance than AISI 440C or Crucible CPM S90V. The CPM process results in a fine and uniform carbide distribution in Crucible CPM S110V compared to conventionally produced high alloy tool steels, which results in relatively good machining, grinding, and toughness characteristics despite the high alloy content. This datasheet provides information on composition, microstructure, and hardness. It also includes information on corrosion resistance and wear resistance as well as heat treating, machining, and powder metal forms. Filing Code: TS-830. Producer or source: Crucible Industries.

CPM S90V is a powder-metallurgically-produced high-vanadium martensitic tool steel. It is an upgrade to 440C or D2 especially where increased wear is of concern. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on corrosion resistance and surface qualities as well as heat treating, machining, and powder metal forms. Filing Code: SS-1125. Producer or source: Crucible Industries LLC.

ALLEGHENY LUDLUM 440C is a general purpose, hardenable high-carbon chromium steel designed to provide stainless properties with maximum hardness and high strength. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-93. Producer or source: Allegheny Ludlum Corporation.

UGI 4116N is a martensitic stainless steel with high carbon and nitrogen for hardness and corrosion resistance. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-1275. Producer or source: Schmolz + Bickenbach USA Inc..

Crucible CPM 420V is a unique tool steel made by the Crucible particle metallurgy (CPM) process. The alloy is designed from a martensitic stainless steel based analysis with added carbon and vanadium for exceptionally good wear resistance. CPM 420V offers significant improvements over CPM 440V in both wear and corrosion resistance. The exceptional wear resistance and good corrosion resistance of CPM 420V make it an excellent candidate to replace 440C and other corrosion- and wear-resistant materials, particularly where increased wear resistance is a primary concern. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on corrosion and wear resistance as well as heat treating and machining. Filing Code: SS-736. Producer or source: Crucible Service Centers.

UNILOY 18-2 FM is a ferritic stainless steel designed to offer an optimum combination of machinability and corrosion resistance. 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-312. Producer or source: Cyclops.

NITRONIC 33 is characterized by (1) High yield strength, (2) Good resistance to stress-corrosion cracking, (3) Low magnetic permeability even after severe cold working, (4) Excellent strength and ductility at cryogenic temperatures, and (5) Good resistance to wear and galling; in fact, in these specific areas NITRONIC 33 is superior to AISI Type 304 stainless steel. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on low and high temperature performance, corrosion and wear resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-324. Producer or source: Armco Steel Corporation, Advanced Materials Division. See also Alloy Digest SS-1142, April 2013.

AISI No. 617 is a general purpose hardenable stainless steel which can be heat treated to the highest hardness and strength level. It is recommended for many applications where corrosion and oxidation resistance coupled with high strength and wear resistance are required as in bearings, cams and rollers in aircraft and missile fields. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-231. Producer or source: Stainless steel mills.

CORRAX is a precipitation-hardening (PH) stainless mold steel that may be used for many demanding applications. Its superior resistance to corrosion, combined with a hardness of up to 50 HRC, makes it well suited for molds making medical parts, all molds running in a clean-room environment, parts made of corrosive plastics (such as polyvinyl chloride, PVC), and molds for parts made of rubber. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness. It also includes information on corrosion resistance as well as heat treating, machining, joining, and surface treatment. Filing Code: SS-774. Producer or source: Uddeholm Tooling Svenska AB.