Fracture Toughness Phenomena in an Unaged Beta Titanium Alloy

1975 ◽  
Vol 97 (4) ◽  
pp. 330-337 ◽  
Author(s):  
H. J. Rack

The fracture toughness behavior of a commercial beta titanium alloy, Ti-3Al-8V-6Cr-4Zr-4Mo, has been examined between −196°C and 380°C, The observed tough-brittle transition results from increasing amounts of intergranular and cleavage fracture with decreasing temperature. Crack initiation is associated with particle/matrix interface parting, while cleavage crack propagation at low temperature requires the attainment of a critical stress over a characteristic distance. Micromechanical modeling of the principal fracture event associated with critical stress cleavage crack propagation does appear to accurately predict the magnitude of this distance, although it is limited to initiation controlled cleavage fracture events.

Alloy Digest ◽  
1970 ◽  
Vol 19 (7) ◽  

Abstract CRUCIBLE BETA III is a heat-treatable beta titanium alloy offering outstanding cold formability and simple heat treatment to high strengths. It is recommended for aircraft parts and fasteners. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear and bend strength as well as fracture toughness and creep. It also includes information on corrosion resistance as well as forming, heat treating, joining, and surface treatment. Filing Code: Ti-59. Producer or source: Crucible Steel Company of America, Titanium Division.


Alloy Digest ◽  
1967 ◽  
Vol 16 (6) ◽  

Abstract HYLITE 50 is a complex alpha plus beta titanium alloy developed as a compressor blade and disc material, recommended for the highest duty service. It has high tensile and creep properties. 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: Ti-51. Producer or source: Jessop-Saville Ltd, Brightside Works.


2008 ◽  
Vol 61 (5) ◽  
pp. 399-405 ◽  
Author(s):  
A. Bhattacharjee ◽  
P. Ghosal ◽  
T. K. Nandy ◽  
S. V. Kamat ◽  
A. K. Gogia ◽  
...  

Alloy Digest ◽  
1973 ◽  
Vol 22 (5) ◽  

Abstract Ti-8Mo-8V-2Fe-3A1 is a metastable beta titanium alloy that can be age hardened to high-strength levels. Aging in the range of 800-1200 F partially transforms beta to alpha to produce the high strength. This datasheet provides information on composition, physical properties, 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: Ti-68. Producer or source: Titanium Metals Corporation of America.


Alloy Digest ◽  
2014 ◽  
Vol 63 (9) ◽  

Abstract Sandvik Bioline Ti6Al4V ELI is an alpha-beta titanium alloy used mainly for medical implant applications. It is an extra low interstitial alloy with a high purity, which confers improved ductility and fracture toughness. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on forming and machining. Filing Code: Ti-157. Producer or source: Sandvik Materials Technology.


Alloy Digest ◽  
1971 ◽  
Vol 20 (1) ◽  

Abstract CARPENTER TITANIUM 6-6-2 is an alpha-beta titanium alloy offering good corrosion resistance in applications requiring high strength-to-weight ratios to 750 F (400 C). 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: Ti-61. Producer or source: Carpenter.


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