Archive for the ‘Fatigue’ Category
Tuesday, December 5th, 2006
The global copper market recorded a 228,000 metric ton surplus in the first nine months of 2006, the World Bureau of Metal Statistics said Wednesday.
Mine production stood at 11 million tons, fractionally lower than in the first nine months of 2005, with supply problems in Mexico and Indonesia dampening global ...
Posted in Fatigue, Metal News | No Comments »
Monday, March 20th, 2006
Studies of the basic structural changes that occur when a metal is subjected to cyclic stress have found it convenient to divide the fatigue process into the following stages:
Crack initiation includes the early development of fatigue damage which can be removed by a suitable thermal anneal.
Slip-band crack growth involves the ...
Posted in Stainless Steel, Fatigue | No Comments »
Monday, March 20th, 2006
The major share of the fatigue life of the component may be taken up in the propagation of crack. By applying fracture mechanics principles it is possible to predict the number of cycles spent in growing a crack to some specified length or to final failure.
The aircraft industry has leaded ...
Posted in Iron, Fatigue | No Comments »