The permissible bending stresses Pbet for steel slab bases should not exceed_______________?
A. 1500 kg/cm2
B. 1650 kg/cm2
C. 1800 kg/cm2
D. 1890 kg/cm2
A. 1500 kg/cm2
B. 1650 kg/cm2
C. 1800 kg/cm2
D. 1890 kg/cm2