Engineering, 07.08.2019 06:10 armando87
Aspecimen of a 4340 steel alloy with a plane strain fracture toughness of 54.8 mpa (50 ksi ) is exposed to a stress of 1985 mpa (287900 psi). assume that the parameter y has a value of 1.16. (a) if the largest surface crack is 0.2 mm (0.007874 in.) long, determine the critical stress .
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Aspecimen of a 4340 steel alloy with a plane strain fracture toughness of 54.8 mpa (50 ksi ) is expo...
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