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PROTOTYPE CALCULATORS

Prototype Calculators

NOTE: Yellow fields are user inputs


Max Material Spread

Max Head Diameter In a Cold Forged Part

 
 Shank dia  (d)
 Head Dia  (D)
 Height  (H)


Backward Extrusion


Backward Extrusion Criteria For A Cold Forged Part  
 ID (d)
 OD (D)
 % REDUCTION IN AREA
 t (Min)
 Depth -E (Max)
 


Cold Heading Rule of Thumb on Material Spread


 Input  d2
 Output  d1 Max
 Output  d3 Min
 Output  h Max
     d1 < 3d2
     d3 > 0.5d2
     h < 1.5d2

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