AQUAMET 17 is a precipitation-hardening stainless steel that provides the best combination of strength, toughness, wear resistance and corrosion resistance available for shafting where extra strength and precision straightness are needed. It is in wide use in various types of boats. 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, and joining. Filing Code: SS-326. Producer or source: Armco Steel Corporation, Advanced Materials Division.

AQUAMET 18 is a low-nickel austenitic stainless steel having seawater corrosion resistance better than AISI Type 304 and approaching that of AISI Type 316 stainless steel. Its good strength and super toughness make it an ideal material for pleasure and work boats. 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 heat treating, machining, and joining. Filing Code: SS-332. Producer or source: Armco Steel Corporation, Advanced Materials Division.

Carpenter SIL No. 1 is a hardenable silicon-chromium alloy steel that is used in applications where the operating temperatures are below 1000 F. It is widely used for intake valves and for exhaust valve stems in internal combustion engines. 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, and machining. Filing Code: SA-152. Producer or source: Carpenter.

Carpenter 21-55N Valve Steel is an austenitic nitrogen-bearing chromium-nickel-manganese alloy which offers an excellent combination of high temperature strength and corrosion resistance for exhaust valve applications. It is widely used as the head material in two-piece valves for internal combustion engines. It is also finding increasing use for one-piece valves in automobile engines. 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, joining, and surface treatment. Filing Code: SS-176. Producer or source: Carpenter.

CARPENTER 21-12 is an austenitic chromium-nickel stainless steel which offers an excellent combination of high-temperature strength and corrosion resistance for exhaust valve applications. It is used widely as the head material in two-piece valves for both diesel and gasoline engines. 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-310. Producer or source: Carpenter Technology Corporation.

CARPENTER 21-12N is an austenitic chromium-nickel stainless steel for valves. It offers excellent high-temperature strength and hardness as well as corrosion resistance to combustion products. This alloy contains 0.15-0.25% nitrogen for increased high-temperature strength. It is widely used as the head material in two piece exhaust valves for both diesel and gasoline engines. 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-316. Producer or source: Carpenter.

Pyromet 31V is a sulfidation resistant, precipitation hardenable superalloy with unusual combination of corrosion resistance and strength to 816 C (1500 F). It has excellent resistance to hot sulfidation attack and has been used in truck and locomotive diesel valve service. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep and fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and machining. Filing Code: Ni-536. Producer or source: Carpenter Technology Corporation.

Project 70 stainless type 303 and Project 7000 stainless type 303 are free-machining stainless steels of the austenitic chromium-nickel type. They offer significantly improved machinability and longer tool life. These steels are suited particularly for automatic bar-machine and Swiss-type machine operations where longer tool life results in more productive machining time. Applications include shafts, valve bodies, valves, valve trim, and fittings. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness and creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-409. Producer or source: Carpenter. Originally published June 1982, revised June 1997.

CARPENTER AMS 5700 is an austenitic chromium-nickel-tungsten valve steel which offers good high-temperature properties and resistance to corrosion in exhaust valves. This datasheet provides information on composition, physical properties, hardness, 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, and machining. Filing Code: SS-313. Producer or source: Carpenter Technology Corporation.

CARPENTER 80-20 ALLOY is a nickel-chromium alloy intended for service at high temperatures. It offers good corrosion resistance to exhaust gases in aircraft piston engines. Considerable quantities of this alloy have been used as welded overlays on valve heads for aircraft engine exhaust valves. 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: Ni-264. Producer or source: Carpenter.

NITRALLOY 225 is a special alloy steel which can be nitrided, that is, surface hardened, without final quenching, by the action of ammonia gas at relatively low temperatures. It is used for pump shafts, bearing bushings, connecting rods, press rolls, steam valves, sreel stamping dies. and hot work and wire drawing dies. 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-48. Producer or source: Alloy steel mills and foundries.

MEEHANITE GE is a medium strength iron having high damping capacity, self-lubricating properties, and good machinability. It combines the good properties of both cast iron and steel. Applications include machine tools, gears, shafts, housings, pump bodies, valve bodies, steam cylinders, cylinder liners, casings, cylinder heads, and governor frames. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive and shear strength as well as fracture toughness. It also includes information on casting, heat treating, and machining. Filing Code: CI-12. Producer or source: Meehanite Metal Corporation.

NDZ-BRONZE is a copper-base alloy recommended as a high-strength dezincification and dealuminization resistant valve stem material in water supply systems. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on casting and machining. Filing Code: Cu-113. Producer or source: R. Lavin & Sons Inc..

Ampcoloy 405 is a high strength, ductile, corrosion and wear resistant copper alloy available in extruded solid bar form for gears, valve seats, marine hardware, etc. 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: Cu-116. Producer or source: Ampco Metal Inc..

Ni-Bral nickel-aluminum bronze is a material having high strength and good corrosion resistance. It is recommended for marine propellers, impellers, valves, gears, and shafting. 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 low and high temperature performance, and corrosion resistance as well as casting, forming, heat treating, machining, and joining. Filing Code: Cu-124. Producer or source: American Manganese Bronze Company.

INCONEL Alloy 721 is a high-strength, high-temperature nickel-base alloy responding to age hardening for maximum properties. It is highly resistant to chemical corrosion and oxidation. Its creep rate is low under high stresses at 1200-1500 F. It is recommended for use as valves in internal combustion engines. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-80. Producer or source: Huntington Alloy Products Division, An INCO Company.

DURANICKEL Alloy 301 is a wrought, age-hardenable nickel alloy having high strength, high corrosion and heat resistance. It is recommended for springs, diaphrams, bearings, pump and valve parts. 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 high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-83. Producer or source: The International Nickel Company Inc..

OUNCE Metal, also known as Composition Metal, is a cast 5% leaded bronze recommended for bearings, valves and pump bodies. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness, creep, and fatigue. It also includes information on corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: Cu-132. Producer or source: Hills-McCanna Company.

AISI No. 630 is a precipitation hardening stainless steel which is used in a variety of applications requiring strength combined with corrosion resistance. It is recommended for chemical process equipment, valve parts, aircraft fittings, pump shafts, etc. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive strength 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, joining, and surface treatment. Filing Code: SS-156. Producer or source: Various alloy steel mills (licensed).

Cooper Alloy 14S is an abrasion, heat and corrosion resistant alloy steel containing 12% chromium. It can be hardened by heat treatment. It is recommended for pumps and valves in the cast form. 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 casting, heat treating, machining, and joining. Filing Code: SS-158. Producer or source: Cooper Alloy Corporation.