Draft

10.2FailureModesandClassi cationof SteelBeams 175

















w

w

u

M

p

M =(wL )/8p

2

M=(wL )/8

2

+

+

• 
  


• 
  

s

s

s

s

y

y

y

y

Figure10.2:Failureof Steelbeam;PlasticHinges

COMPACT FLANGE BUCKLING WEB BUCKLING

b

h

t

h

f

f

c

w

Figure10.3:Failureof Steelbeam;LocalBuckling