W = 1.8cm,H=1.2cm,L=10cm,D=6cm
400 kg-m = 400×100 kg-cm
剪應力Ss = 2T / DWL = 6000 × 2/(6×1.8×10)=111(N/cm2 )
壓應力Sc= 4T / DhL = 6000 × 4/(6×1.2×10)=333(N/cm2 )