Derivations of the triaxial state of stress and relative strain rate within the solder agree with the types of strengthening found in soft lead-tin solder butt joints. But for the dental gold casting alloys and hard gold solders tested, joint strengths were only influenced by porosity and not by size or rate of testing.
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References
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Polakowski, N.H.: The Compression Test in Relation to Cold Rolling, J Iron SteelInst: 250-276, 1949.
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Dieter, G.E., JR.: Mechanical Metallurgy, New York: McGraw-Hill Book Co., 1961, pp 479-484.
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Hoffman, O., and Sachs, G.: Introductions to the Theory of Plasticity for Engineers, New York: McGraw-Hill Book Co., 1951, p 118.
