... 60 54 48 42 36 30 23 ,5 17 10 Wu (cm3) 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 1 ,5 Xk (N) 750 0 750 0 750 0 750 0 750 0 750 0 750 0 750 0 750 0 750 0 750 0 MB (N.cm) B(N/cm2) 450 00 30000 450 00 30000 450 00 ... lk 65 56 ,5 51 45, 5 40 34 28 22 Wu (cm3) 1,89 1,17 1,17 1,17 1,17 1,17 1,17 1,17 Xk (N) 750 0 750 0 750 0 750 0 750 0 750 0 750 0 750 0 MB (N.cm) B(N/cm2) 63 750 33730 41 250 352 56 41 250 352 56 41 250 352 56 ... 30000 450 00 30000 450 00 30000 450 00 30000 450 00 30000 450 00 30000 48 750 3 250 0 48 750 3 250 0 52 500 350 00 750 00 50 000 MA (N.cm) 450 00 450 00 450 00 450 00 450 00 450 00 450 00 48 750 48 750 52 500 A(N/cm2) 30000...