Hydrogen Embrittlement of Steel Springs |
Common terms and phrases
activation energy amperes baked after electroplating baked after plating baking of springs brittle fracture Cadmium Plated cause compressed height crack surface cracked during electroplating cracked springs cracks formed deflection delayed failure diffusion discontinuous crack wave dislocation ductility electro electroplating cracks failed springs flats fracture face heat treated hydrogen content hydrogen embrittlement phenomena hydrogen relief Inch internal stress Maringer mechanical spring tester metal micro cracks microstructure minutes music wire springs occur oil quenched permanent damage perpendicular Petch Picture 17 Picture 22 presence of hydrogen prior to electro prior to plating relief heat treatment relieved after forming result of hydrogen room temperature sand blasted prior spring broke spring manufacturers Spring Number Spring Wire springs were heated static stress stress corrosion cracks stress relief heat stress relieved springs stress to failure susceptible to hydrogen tensile strength tensile stress thesis triaxial stress True hydrogen embrittlement void wire length Wire Music