Allegheny Ludlum Type 310 is an austenitic chromium-nickel steel with high heat resisting properties. It is recommended for furnace equipment, heat treating boxes, burners, heat recovery systems, jet engine components, and heat exchangers. 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 corrosion resistance as well as forming and heat treating. Filing Code: SS-719. Producer or source: Allegheny Ludlum Corporation.

Type 310L is similar to Allegheny Ludlum Type 310 (see Alloy Digest SS-719, June 1988) except that it has a very low carbon content. This change enhances corrosion resistance to strong oxidizing acids. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance. Filing Code: SS-836. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum Type 334 is an austenitic stainless steel with alloying elements of aluminum and titanium. These additions, along with its higher chromium and nickel levels, give the alloy excellent strength and oxidation resistance, especially when compared to Type 304 stainless steel. Applications include sheathing for electric heating elements. 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-833. Producer or source: Allegheny Ludlum Corporation.

ALLEGHENY LUDLUM OR-1 is a titanium-stabilized, ferritic chromium stainless steel with high resistance to oxidation. This datasheet provides information on composition, physical properties, 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-281. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum type 309 is a chromium-nickel, austenitic, heat and corrosion resisting steel recommended for high-temperature applications in corrosive environments. It is intended primarily for high-temperature applications at 816 C (1500 F) or higher, where resistance to oxidation and/or corrosion is required. 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 and heat treating. Filing Code: SS-728. Producer or source: Allegheny Ludlum Corporation.

ALLEGHENY 88X is a manganese type nonmagnetic, austenitic steel of high strength and of mild corrosion resistance, for electrical equipment. 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-6. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum Type 420 is a hardenable, straight-chromium stainless steel with wear and corrosion resistance. 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 machining. Filing Code: SS-801. Producer or source: Allegheny Ludlum Corporation.

Allegheny Stainless Type 205 is a chromium-manganese nitrogen austenitic high strength stainless steel that maintains its low magnetic permeability even after large amounts of cold working. Annealed Type 205 has higher mechanical properties than any of the conventional austenitic steels-and for any given strength level, the ductility of Type 205 is comparable to that of Type 301. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fatigue. It also includes information on corrosion resistance as well as heat treating, machining, and joining. Filing Code: SS-640. Producer or source: Allegheny Ludlum Corporation. Originally published March 1996, revised October 1997.

ALLEGHENY METAL 25-20B is an austenitic chromium-nickel stainless steel with the highest oxidation resistance of any of the chromium-nickel steels. It has been developed from AISI 310 by raising the silicon content in order to improve the resistance to oxidation and the resistance to carburization. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-30. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum AL 400 is a ductile nickel-copper alloy with resistance to a variety of corrosive conditions. The alloy is not hardenable by heat treatment. It can be appreciably strengthened by cold work. This datasheet provides information on composition, physical properties, 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: Ni-374. Producer or source: Allegheny Ludlum Corporation.

AL 800 is a nickel-iron-chromium alloy designed to resist oxidation and carburization at elevated temperatures. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-712. Producer or source: Allegheny Ludlum Corporation.

This austenitic stainless steel was designed with high silicon content to resist concentrated nitric acid. Typical applications are in explosives manufacturing. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as joining. Filing Code: SS-811. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum Type 425 Mod is hardenable by heat treatment. This straight-chromium grade is used where strength, hardness and/or wear resistance need to be combined with corrosion resistance. 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 machining. Filing Code: SS-806. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum Type 303 stainless steel is a free-machining austenitic stainless steel, which retains almost all of the basic 18 chromium-8 nickel stainless steel properties. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on high temperature performance and corrosion resistance as well as heat treating, machining, and joining. Filing Code: SS-794. Producer or source: Allegheny Ludlum Corporation.

AL 17-7 alloy, a precipitation hardening stainless steel, has moderate corrosion resistant characteristics and develops high strenth in the precipitation hardened condition. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as heat treating and joining. Filing Code: SS-528. Producer or source: Allegheny Ludlum Corporation.

ALFA I and ALFA II ALLOYS are 13% chromium ferritic stainless steels with 3 and 4% aluminum, respectively. These steels have superior oxidation resistance. Being ferritic they are not hardenable by heat treatment. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. It also includes information on corrosion resistance as well as heat treating and joining. Filing Code: SS-525. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum alloy AL 610 is an austenitic stainless steel alloy with a special composition including high silicon to specifically resist high concentrations of nitric acid. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as joining. Filing Code: SS-819. Producer or source: Allegheny Ludlum Corporation.

Allegheny Ludlum 419 is a ferritic (martensitic) type chromium-tungsten alloy recommended for high temperature applications in the temperature range of 800-1200 F, such as turbine and jet engine components. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and compressive strength as well as fracture toughness and creep. It also includes information on low and high temperature performance, and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-196. Producer or source: Allegheny Ludlum Corporation.

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.

ALLOY S-590 is designed for service in the range of 1100-1400 F for applications where high strength and corrosion resistance are required. 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-39. Producer or source: Allegheny Ludlum Corporation.