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Elimination of permanent deformation of travelling cranes box girders operating in foundry shops
Foundary material haundling Traveling crane Box girdes
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2011/3/15
The serious problem in travelling cranes maintenance, crane supporting beams and other carrying elements of material handling facilities in foundry shops is phenomenon of permanent deformations.
The effect of long-term deflection on permanent deformation of Nickel-Titanium archwires
Orthodontic wires Nitinol Spring back Permanent deformation Stress-relaxation
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2009/1/23
The clinician must now consider the alloy along with cross-sectional shape and size when selecting archwires. The purpose of this study is to quantify permanent deformation after long-term deflect...