AISI Types 416 and 416Se are free-maching grades of the low-carbon chromium type stainless steel. The former contains sulfur while the latter contains selenium to produce the free-cutting characteristics. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. 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-162. Producer or source: Stainless steel mills.

AL Tech 416-F is one variation of AISI Type 416, one of the staple alloys for the free-machining industry. It offers some of the fastest machining speeds, but contains lower carbon and nitrogen than Types 416-EZ (Alloy Digest SS-665, December 1996) and 416-EZR (Alloy Digest, SS-667, January 1997) and may not heat treat to some specification levels. This datasheet provides information on composition and physical properties. Filing Code: SS-670. Producer or source: AL Tech Specialty Steel Corporation.

CARPENTER PROJECT 70 STAINLESS TYPE 416 is an improved modification of Carpenter Stainless No. 5, the first free-machining stainless steel ever made. This grade has significantly better machinability than the conventional AISI Type 416. Carpenter Project 70 Stainless Type 416 is suited particularly for automatic screw-machine operations where the longer tool life results in more productive machine time. Among its many uses are fittings, gears, shafts and valve stems. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-459. Producer or source: Carpenter.

AL Tech 416 EZR is one variation of AISI Type 416, the free-machining martensitic stainless steel that has been one of the staples of the automatic machining industry. It offers higher machinability than Type 416 EZ (Alloy Digest SS-665, December 1996), but is not recommended for bright hardening. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-667. Producer or source: AL Tech Specialty Steel Corporation.

CARPENTER No. 5 BQ is a balanced version of AISI Type 416 stainless steel and it is capable of developing a minimum hardness of Rockwell C 40 when bright hardened. Despite its high hardness, it is nearly as machinable as Type 416. Its uses are widespread. 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: SS-333. Producer or source: Carpenter.

CRUCIBLE 416 PLUS is a hardenable chromium steel with improved machinability and non-galling characteristics. Better machinability than that of standard AISI Type 416 stainless is obtained by the use of balanced chemistry and special manufacturing techniques. This grade is magnetic in all conditions. Typical applications are screw-machine products and all machined parts requiring good corrosion resistance. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-380. Producer or source: Crucible Specialty Metals Division, Colt Industries.

Al Tech 416 EZ is one variation of AISI Type 416, the free-machining martensitic stainless steel that has been one of the staples of the automatic machining industry. It offers higher hardenability than other AL Tech variations, but does not machine as readily as them. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-665. Producer or source: AL Tech Specialty Steel Corporation.

PROJECT 70 182-FM is a ferritic free-machining stainless steel designed to have machinability approaching that of AISI Type 416 stainless steel with corrosion resistance comparable to AISI Type 303 stainless steel. It is ideally suited for automatic screw machines and can be used for many of the same applications as Type 303. 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: SS-334. Producer or source: Carpenter.

ENDURO FC is a free-machining chromium type stainless steel equivalent to AISI Type 416. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fracture toughness, creep, and fatigue. 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-46. Producer or source: Republic Steel Corporation.

CARPENTER STAINLESS No. 5-F is a modification of AISI Type 416 stainless steel and was designed for an optimum combination of machinability and corrosion resistance. It comprises a specially balanced analysis and is essentially non-hardenable. It is recommended for all screw-machine applications, particularly those involving intricate machining operations or where superior finishes are required as-machined. Its uses include valve trim, carburetor needles and many other screw-machine parts. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. 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-275. Producer or source: Carpenter. Originally published July 1972, revised July 1980.

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.

AISI Type 1.2 is a chromium-vanadium tool steel of modest hardenability and variable carbon content (nominally 0.50-1.10% carbon). At its lower carbon levels, it is used for tools requiring toughness and resistance to shock and vibration. At its higher carbon levels, it is recommended for resistance to abrasion, fatigue and wear. It is used for both hot-work and cold-work applications. Among its many uses are automotive gears, forgings, gun barrels, shafts, wrenches, chisels, punches, lathe spindles, axes, shear blades, dies, files, reamers and drills. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-416. Producer or source: Tool steel mills.

CRUCIBLE 416R is a hardenable chromium stainless steel particularly suited for use in high-quality precision rifle barrels. This grade has good machinability and because of closely controlled chemistry and processing techniques, it can be machined and lapped to a high finish which is important for bore accuracy. Crucible 416R can be purchased either annealed or heat treated to a hardness of about 270 Brinell. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-429. Producer or source: Crucible Specialty Metals Division, Colt Industries.

CARPENTER STAINLESS TYPE 420F is a martensitic stainless that is easy to machine, grind and polish. In service it exhibits certain nongalling and nonseizing characteristics. It is used mainly for machined parts that require high hardness and good resistance to corrosion. Its applications include pump shafts, gears, cams and pivots. This alloy is not usually recommended for vessels containing gases or liquid under high pressure. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-400. Producer or source: Carpenter.

ALLEGHENY STAINLESS AM-363 is an economical, low-carbon martensitic stainless steel. It is higher in strength than annealed austenitic stainless steels but maintains their excellent forming and welding properties. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness 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: SS-297. Producer or source: Allegheny Ludlum Corporation.

CRUCIBLE 416 PLUS-X is a hardenable stainless steel which has good machinability and non-galling characteristics. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-262. Producer or source: Crucible Specialty Metals Division, Colt Industries.

Carpenter Project 70+ Type 416 stainless steel is a modified version of Type 416 stainless steel with improved machinability when compared to conventional 416 (Alloy Digest SS-459, March 1985, and Alloy Digest SS-769, November 1999). The alloy is a hardenable ferritic chromium steel. This datasheet provides information on composition, physical properties, hardness, 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: SS-882. Producer or source: Carpenter Technology Corporation.

UNS No. H51321 is a medium-hardenability, through-hardening steel of low (0.75-1.00%) chromium content. It is recommended for uses where moderate strength and toughness are satisfactory. It may be used in the unhardened condition or after quenching in water or oil followed by tempering to the desired strength level. 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-416. Producer or source: Alloy steel mills and foundries.

CIRCLE L17 is an age-hardening type of stainless steel having the desirable mechanical properties of the hardenable chromium type corrosion resisting steel combined with workability and corrosion resistance approaching 18-8 type stainless steel. It is hardenable by heat treatment to Rockwell C40-45. Cracking, distortion, decarburization, scaling and similar problems encountered after machining are virtually eliminated due to the low heat treatment temperature required for hardening. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep and fatigue. It also includes information on high temperature performance and corrosion resistance as well as casting, heat treating, machining, joining, and surface treatment. Filing Code: SS-71. Producer or source: Lebanon Steel Foundry.

PYROMET 901 is a nickel-chromium super alloy designed for high strength and corrosion resistance in the temperature range of 1000-1400 F. Compounds of Ni3 (Al, Ti) type produce the precipitation hardening. It is used in a variety of high-temperature applications such as components in aircraft and gas turbines. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-216. Producer or source: Carpenter Technology Corporation.