Engineering, 16.12.2021 22:50 montgomeryaevans

Fig. 4.21 8. Find the minimum size of a hole that can be punched in a 20 mm thick mild steel plate having an ultimale shear strength of 300 N/mm². The maximum permissible compressive stress in the punch material is 1200 N/mm².

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Fig. 4.21 8. Find the minimum size of a hole that can be punched in a 20 mm thick mild steel plate h...

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