For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed
A.	1400 kg/cm2
B.	1500 kg/cm2
C.	1650 kg/cm2
D.	1800 kg/cm2
Answer:C
For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed
A.	1400 kg/cm2 B.	1500 kg/cm2 C.	1650 kg/cm2 D.	1800 kg/cm2