MECHANICAL PROPERTIES, INCLUDING FRACTURE TOUGHNESS AND FATIGUE, AND RESISTANCE TO STRESS-CORROSION CRACKING OF STRESS-RELIEVED STRETCHED ALUMINUM ALLOY EXTRUSIONS

1967 ◽  
Author(s):  
D. J. Brownhill ◽  
R. E. Davies ◽  
D. O. Sprowls
Author(s):  
Robert A. Bayles ◽  
R. K. Singh Raman ◽  
Steven P. Knight ◽  
Jy-An Wang

A torsion test has been devised that provides for plane strain constraint in small specimens during fracture toughness testing. This method has been extended for stress-corrosion cracking and a simple torsion load frame has been built to provide for step loading of the specimens. This paper describes using the torsion technique to measure KISCC for aluminum alloy 7075 having two thermo-mechanical treatments.


Alloy Digest ◽  
1993 ◽  
Vol 42 (7) ◽  

Abstract Alloy C-22 is a nickel-chromium-molybdenum alloy that has outstanding resistance to pitting, crevice corrosion and stress-corrosion cracking. The alloy also has excellent resistance to both reducing and oxidizing media. The alloy has good mechanical properties at both room and elevated temperatures. It can be hot upset, forged, deep drawn, impact extruded and welded. This datasheet provides information on composition, physical properties, and elasticity as well as fracture toughness. It also includes information on joining. Filing Code: Ni-437. Producer or source: Haynes International Inc.


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