KAISER ALUMINUM ALLOY 7050

Alloy Digest ◽  
2000 ◽  
Vol 49 (1) ◽  

Abstract 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.

Alloy Digest ◽  
2000 ◽  
Vol 49 (2) ◽  

Abstract Kaiser Aluminum alloy 7149 has very high mechanical properties and good machinability. The alloy offers a high resistance to stress-corrosion cracking (SCC) and is typically used in aircraft structural parts. This datasheet provides information on composition, physical properties, hardness, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: AL-367. Producer or source: Tennalum, A Division of Kaiser Aluminum.


Alloy Digest ◽  
1999 ◽  
Vol 48 (12) ◽  

Abstract Kaiser Aluminum Alloy 7049 has high mechanical properties and good machinability. The alloy offers a resistance to stress-corrosion cracking and is typically used in aircraft structural parts. This datasheet provides information on composition, physical properties, hardness, tensile properties, and shear strength as well as fatigue. It also includes information on forming, heat treating, machining, and surface treatment. Filing Code: AL-365. Producer or source: Tennalum, A Division of Kaiser Aluminum.


Alloy Digest ◽  
1986 ◽  
Vol 35 (7) ◽  

Abstract UNS No. A97075 is a wrought precipitation-hardenable aluminum alloy. It has excellent mechanical properties, workability and response to heat treatment and refrigeration. Its typical uses comprise aircraft structural parts and other highly stressed structural applications where very high strength and good resistance to corrosion are required. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on low temperature performance as well as forming, heat treating, and machining. Filing Code: Al-269. Producer or source: Various aluminum companies.


Alloy Digest ◽  
2010 ◽  
Vol 59 (8) ◽  

Abstract 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.


Alloy Digest ◽  
2000 ◽  
Vol 49 (3) ◽  

Abstract Kaiser Aluminum Alloy 7075 has high mechanical properties and, in the T73 and T74 tempers, offers improved corrosion-cracking resistance. The alloy has good machinability. It is typically used in aircraft structural parts. (See also Alloy Digest Al-457, January 2019.) This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: AL-368. Producer or source: Tennalum, A Division of Kaiser Aluminum.


Alloy Digest ◽  
2000 ◽  
Vol 49 (4) ◽  

Abstract Kaiser Aluminum alloy 7068 has the highest mechanical properties (tensile strength) of the aluminum alloys. It is intended for aerospace, ordnance, and lightweight recreational applications where extremely high strength is required. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as heat treating, machining, joining, and surface treatment. Filing Code: AL-369. Producer or source: Tennalum, A Division of Kaiser Aluminum.


Alloy Digest ◽  
2015 ◽  
Vol 64 (2) ◽  

Abstract 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.


Alloy Digest ◽  
1999 ◽  
Vol 48 (10) ◽  

Abstract Kaiser Aluminum alloy KA62 (Tennalum alloy KA62) is a lead-free alternative to 6262. It offers good machinability and corrosion resistance and displays good acceptance of coatings (anodize response). It can be used in place of 6262 because its physical and mechanical properties are equivalent to those of 6262 (see Alloy Digest Al-361, September 1999). This datasheet provides information on composition, physical properties, hardness, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, machining, and surface treatment. Filing Code: AL-362. Producer or source: Tennalum, A Division of Kaiser Aluminum.


Alloy Digest ◽  
1962 ◽  
Vol 11 (11) ◽  

Abstract IMPALCO 770 is a heat treatable, high strength aluminum alloy available in bar form for machining applications. It is recommended for highly stressed structural parts. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength 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: Al-120. Producer or source: Imperial Aluminium Company Ltd.


2004 ◽  
Vol 19 (11) ◽  
pp. 3270-3278 ◽  
Author(s):  
Xinwen Zhu ◽  
Hiroyuki Hayashi ◽  
You Zhou ◽  
Kiyoshi Hirao

Dense β–Si3N4 ceramics were fabricated from α–Si3N4 raw powder by gas-pressure sintering at 1900 °C for 12 h under a nitrogen pressure of 1 MPa, using four different kinds of additive compositions: Yb2O3–MgO, Yb2O3–MgSiN2, Y2O3–MgO, and Y2O3–MgSiN2. The effects of additive composition on the microstructure and thermal and mechanical properties of β–Si3N4 ceramics were investigated. It was found that the replacement of Yb2O3 by Y2O3 has no significant effect on the thermal conductivity and fracture toughness, but the replacement of MgO by MgSiN2 leads to an increase in thermal conductivity from 97 to 113 Wm-1K-1and fracture toughness from 8 to 10 MPa m1/2, respectively. The enhanced thermal conductivity of the MgSiN2-doped materials is attributed to the purification of β–Si3N4 grain and increase of Si3N4–Si3N4 contiguity, resulting from the enhanced growth of large elongated grains. The improved fracture toughness of the MgSiN2-doped materials is attributed to the increase of grain size and fraction of large elongated grains. However, the same thermal conductivity between the Yb2O3- and Y2O3-doped materials is related to not only their similar microstructures, but also the similar abilities of removing oxygen impurity in Si3N4 lattice between Yb2O3 and Y2O3. The same fracture toughness between the Yb2O3- and Y2O3-doped materials is consistent with their similar microstructures. This work implies that MgSiN2 is an effective sintering aid for developing not only high thermal conductivity (>110 Wm−1K−1) but also high fracture toughness (>10 MPa m1/2) of Si3N4 ceramics.


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