Engineering, 05.05.2020 21:42 samjohnson2383

A compound die is used to blank and punch a large washer out of 6061ST Al alloy sheet stock 3.2 mm thick. The outside diameter of the washer is 25.0 mm. and the inside diameter is 12.0 mm. Determine the force required to perform the blanking and punching operation under the following conditions: (a) blanking and punching occur simultaneously and (b) the punches are staggered so that punching occurs first, then blanking. The aluminum has a tensile strength of 350 MPa

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A compound die is used to blank and punch a large washer out of 6061ST Al alloy sheet stock 3.2 mm t...