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Tables for Steel Constructions
By
Prof. Dr. Moustafa Korashy
Checked by
Dr. Sherif Ibrahim
Eng. Mohamed Korashy
Contents
List of symbols i
Introduction ii
Hot Rolled Sections 1
Combined Hot Rolled Sections 26
Cold Formed Sections 46
Combined Cold Formed Sections 50
Bolts 55
Sample of Corrugated Sheets 66
Accessories 76
Cranes 79
Welding Symbols 86
Miscellaneous
LIST OF SYMBOLS
a (mm): Length of long leg for unequal angle.
b (mm): Length of short leg for unequal angle,
or flange width.
b1 (mm): Width of upper flange for unsymmetrical welded I-sections.
b2 (mm): Width of Lower flange for symmetrical welded I-sections.
c (mm): Height of curved part including flange thickness for channel and Isections.
D (mm): Outer diameter of pipe.
d (mm): Height of web for built-up I-sections.
dmax. (mm): Maximum diameter of bolt to be used.
e (mm): Distance measured from outer surface to neutral axis of section.
ex (mm): Distance from bottom surface to X-X axis.
e
y (mm): Distance from outer surface to Y-Y Axis.
h (mm): Height of section.
I (cm4): Moment of inertia for symmetrical section.
Iu (cm4): Moment of inertia about U-U axis.
Iv (cm4): Moment of inertia about V-V axis.
Ix (cm4): Moment of inertia about X-X axis.
I
y (cm4): Moment of inertia about Y-Y axis.
I
y upper flange (cm4): Moment of inertia for upper flange about Y-Y axis.
J (cm4): Torsion constant.
r (mm, cm): Radius of inner fillet for cold formed section,
or Radius of gyration for symmetrical section.
r1 (mm): Radius of fillet between web and flange.
ru (cm): Radius of gyration about U-U axis.
rv (cm): Radius of gyration about V-V axis.
rx (cm): Radius of gyration about X-X axis.
r
y (cm): Radius of gyration about Y-Y axis.
s (mm): Thickness of web,
or Thickness of angle leg
S (cm3): Elastic modulus of section.
Sv (cm3): Elastic modulus of section about V-V axis.
Sx (cm3): Elastic modulus of section about X-X axis.
Sxb (cm3): Elastic modulus of bottom extreme fibers about X-X axis.
Sxt (cm3): Elastic modulus of top extreme fibers about X-X axis.ii M. Korashy
S
y (cm3): Elastic modulus of section about Y-Y axis.
S
y upper flange (cm3): Elastic modulus of upper flange about Y-Y axis.
t (mm): Thickness of flange,
or Wall thickness.
tG (mm): Thickness of gusset plate.
u1, u2 (cm): Distance between outer fibers of an angle to V-V axis.
Um (m2/m\): Surface area per unit length.
Ut (m2/t): Surface area per unit weight.
v, v1,&v2 (cm): Distance between outer fibers of an angle to U-U axis.
w, w1 (mm): Distance determining bolt hole location relative to the section.
Xm (cm): Distance between centroid of a channel and its shear center.
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