Industrial Design Guide Tensile Strength
Tensile strength is then calculated by dividing the maximum load by the cross sectional area of the specimen yielding a value expressed as pounds per square inch psi kilo pounds per square inch ksi or Newtons per square millimeter N mm2 A standard test specimen for strip materials would be approximately 8 quot long 2 0 quot wide at either end and 0 5 quot wide at the narrowest point