CORONA 5 is a titanium alloy developed for applications in fracture-controlled aircraft components. Plane strain fracture toughnesses of 110,000 to 150,000 psi sq.rt. in. (120 to 165 MPa sq.rt. m) have been produced in this alloy at 135,00 psi (930 MPa) tensile strength through a variety of different process histories. The specific strength (strength/density ratio) is superior to that of the Ti-6A1-4V alloy. Resistance to fatigue crack propagation and resistance to chloride-stress-corrosion cracking are comparable to those of Ti-6A1-4V. This datasheet provides information on composition, physical properties, microstructure, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ti-70. Producer or source: Crucible Steel Company of America, Titanium Division.

ACO Eurobar EN-GJS-400-18C-LT is a ferritic spheroidal graphite cast iron that is produced by the continuous casting process. It has a minimum tensile strength of 400 MPa (58 ksi) and a minimum elongation of 18%. It has a tensile strength exceeding that of the highest-tensile-strength grade of gray cast iron, together with much higher elongation and impact resistance. It is specifically designed to provide good impact properties at low temperature. This datasheet provides information on physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on low temperature performance as well as casting, heat treating, and machining. Filing Code: CI-109. Producer or source: ACO Eurobar GmbH.

TIMETAL 10-2-3 is a high fracture toughness titanium-base alloy. It is metallurgically near-beta and is capable of attaining a wide variety of strength levels, depending uopn the selection of heat treatment. Major advantages of this alloy are: (1) Its excellent forgeability, (2) Its high toughness in air and salt-water environments and (3) Its high hardenability which provides good properties in sections up to five inches thick. It is used in the aerospace industry for applications up to 600 F. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and compressive, shear, and bearing strength 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: Ti-80. Producer or source: Titanium Metals Corporation (Timet). Originally published as Ti-10V-2Fe-3Al, December 1980, revised October 1992.

Allvac 13-8 Super Tough alloy is a modification of the standard Allvac 13-8 alloy. (See Alloy Digest SS-866, November 2002.) It has good fabricability and can be age hardened by a single treatment in the range 510 to 621 deg C (950 to 1150 deg F). Cold working prior to aging enhances the aging. These properties supplement the superior fracture toughness and Charpy impact energies. This martensitic precipitation-hardening stainless steel has very good resistance to general corrosion and stress-corrosion cracking. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength 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-876. Producer or source: Allvac.

ALCOA 7475 was developed for sheet and plate applications that require high strength and a high level of guaranteed fracture toughness. It has the highest toughness for a given strength of the commercially available high-strength aircraft alloys. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear andbearing strength as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, and surface treatment. Filing Code: Al-232. Producer or source: Aluminum Company of America. Originally published as Aluminum 7475, June 1978, revised November 1989.

Vasco 9-4-20 (0.20 wt% C) is a premium quality aircraft steel that combines high tensile strength with good fracture toughness. It is a heat-treatable alloy capable of developing an ultimate tensile strength greater than 190 ksi. 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 as well as heat treating, machining, and joining. Filing Code: SA-489. Producer or source: Vasco, An Allegheny Teledyne Company.

Vasco 9-4-30 (0.30 wt% C) is a premium quality aircraft steel which combines high tensile strength with good fracture toughness. It is a heat treatable alloy capable of developing ultimate tensile strengths greater than 250 ksi. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fracture toughness. It also includes information on high temperature performance as well as heat treating, machining, and joining. Filing Code: SA-491. Producer or source: Vasco, An Allegheny Teledyne Company.

Finkl WF-XTRA has high wear resistance while retaining moderate fracture toughness. The alloy is recommended for larger die blocks. The optimum diameter for hardenability is 838 mm (33 in.). It is appropriate for use in high-production hammers where die temperatures may be above average or in presses with moderately high operating temperatures. This datasheet provides information on composition, microstructure, hardness, and tensile properties as well as fracture toughness. It also includes information on heat treating, machining, and joining. Filing Code: TS-570. Producer or source: A. Finkl & Sons Company.

Kaiser Aluminum Alloy 7050 has very high mechanical properties including tensile strength, high fracture toughness, and a high resistance to exfoliation and stress-corrosion cracking. The alloy is typically used in aircraft structural parts. This datasheet provides information on composition, physical properties, hardness, tensile properties, and shear strength as well as fracture toughness and fatigue. It also includes information on forming, heat treating, machining, and joining. Filing Code: AL-366. Producer or source: Tennalum, A Division of Kaiser Aluminum.

Ti-6Al-2Sn-2Zr-2Mo-0.05Si alloy is used as heavy section forgings that require high strength, fracture toughness, and high modulus. It is used as forgings and sheet for air frames. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and bend strength as well as fracture toughness and creep. It also includes information on high temperature performance as well as joining. Filing Code: TI-119. Producer or source: RMI Company.

Ti 6Al-4V-0.1Ru alloy is an extra-low interstitial alloy version of Ti-6Al-4V offering improved fracture toughness in air and better corrosion resistance to crude oil with chlorides. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength as well as fracture toughness. It also includes information on high temperature performance as well as joining. Filing Code: TI-125. Producer or source: RMI Titanium Company.

FVS 0812 is a rapidly solidified Al-Fe-V Sialloy which combines the strength, ductility and fracture toughness of conventional aerospace aluminum alloys with the high-temperature strength and stability of the FVS aluminum alloys. This datasheet provides information on composition, physical properties, 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, forming, machining, and joining. Filing Code: Al-298. Producer or source: Allied-Signal Inc..

PYROWEAR Alloy 53 is a carburizing steel with good temper resistance and high case hot hardness combined with high core impact strength and fracture toughness. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on forming and heat treating. Filing Code: SA-443. Producer or source: Carpenter.

LESCALLOY 35NCD16 Vac-Arc steel has superior cleanliness resulting in a combination of high strength and good fracture toughness. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on heat treating. Filing Code: SA-456. Producer or source: Latrobe Steel Company.

Z-201N is a high strength zirconia engineering ceramic. Its room temperature strength is greater than that of silicon carbide and silicon nitride. It also has high fracture toughness. This datasheet provides information on composition, physical properties, hardness, elasticity, and bend strength as well as fracture toughness. Filing Code: Cer-6. Producer or source: Kyocera Industrial Ceramics Corporation.

CBS-50NiL VIM-VAR is produced by vacuum induction melting followed by Vac-Are remelting. It meets high cleanliness standards. It is a low carbon, nickel added variant of AISI M50 (see Alloy Digest TS-415, July 1983). High core fracture toughness is its primary advantage over the non-carburizing M50 VIM-VAR. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on forming and heat treating. Filing Code: SA-462. Producer or source: Lauobe Steel Company. “Originally published October 1991, revised January 1992, revised March 1992.”

Alloy 2124 is a heat treatable plate alloy that was developed for elevated-temperature application. Copper is the main alloying addition. 2124-T851 plate is an improvement in fracture toughness compared to 2024-T851. This datasheet provides information on composition, physical properties, 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, and joining. Filing Code: AL-399. Producer or source: Alcoa Mill Products.

Lescalloy AF1410 VIM-VAR is a clean high strength alloy steel with high strength and a very high fracture toughness. 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 machining. Filing Code: SA-618. Producer or source: Latrobe Specialty Steel Company.

Lescalloy HY-180 VIM-VAR is a clean high-strength alloy steel with high strength and very high fracture toughness. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming and heat treating. Filing Code: SA-719. Producer or source: Latrobe Specialty Steel Company.

UNIMACH AF 1410 is a high-strength, high-fracture-resistant iron-based alloy (steel). It exhibits superior toughness over all other high-strength steels and has the highest combination of strength and toughness available in any high-strength alloy. It is recommended for consideration in a wide range of highly-stressed, fracture-critical applications such as airframe structural components, landing gear components and light armor plate. 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, heat treating, machining, and joining. Filing Code: SA-398. Producer or source: Cyclops Corporation.