Mechanical Behavior of metallic Materials Table 1. 8 Round Tension Test Specimen Dimensions L Diameter (D) Gage Length (L) mm (in.) mm (in.) 12.5 (0.5) 50 (2.0 8.75 (0.345) 35 (1.375) 6.25 (0.25) 25 (1.0) 4.0 (0.16) 16 (0.63) 2.50 (0.1) 10 0.394) ③大Mechanical Behavior of Metallic Materials