Shear force measurement is a common and quick way of destructively assessing solder joints and complements pull strength measurements. The use of shear measurement has increased in popularity as a method of testing joints after some form of environmental testing because it is easy and quick to perform. This is particularly true during the introduction of lead-free manufacture, and it is one of the test methods of choice at National Physical Laboratory (NPL) on many of their lead-free studies.
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