शुद्ध अपरूपण प्रतिबल (pure shear stress) की स्थिति किसी तत्व के एक बिंदु पर तब उत्पन्न होती है जब वह निम्नलिखित के अधीन हो:

When a bar of length l and uniform cross-section is rigidly fixed at the upper end and hangs freely, the total elongation produced in the bar due to its own weight is given by (where w = weight per unit volume and E = Modulus of Elasticity):

The hoop stress set up in a thin cylinder subjected to internal fluid pressure is: