W16X57

Type W
  AISC Manual Label W16X57
W W – Nominal weight, (kg/m) 57
A A – Cross-sectional area,(mm2) 16.8
d d – Overall depth of member, (mm) 16.4
ddet ddet – Detailing value of member depth,(mm) 16.375
Ht Ht – Overall depth of square or rectangular HSS, (mm) –
h h – Depth of the flat wall of square or rectangular HSS,(mm) –
OD OD – Outside diameter of round HSS or pipe, in. (mm) –
bf bf – Flange width, in. (mm) 7.12
bfdet bfdet – Detailing value of flange width, in. (mm) 7.125
B B – Overall width of square or rectangular HSS, in. (mm) –
b b – Width , in. (mm) –
ID ID – Inside diameter of round HSS or pipe, in. (mm) –
tw tw – Web thickness, in. (mm) 0.43
twdet twdet – Detailing value of web thickness, in. (mm) 0.4375
twdet/2 twdet/2 – Detailing value of tw/2, in. (mm) 0.25
tf tf – Flange thickness, in. (mm) 0.715
tfdet tfdet – Detailing value of flange thickness, in. (mm) 0.6875
t t – Thickness of angle leg, in. (mm) –
tnom tnom – HSS and pipe nominal wall thickness, (mm) –
tdes tdes – HSS and pipe design wall thickness, (mm) –
kdes kdes – Design distance from outer face of flange to web toe of fillet, (mm) 1.12
kdet kdet – Detailing distance from outer face of flange to web toe of fillet, (mm) 1.375
k1 k1 – Detailing distance from center of web to flange toe of fillet, (mm) 0.875
x x – Horizontal distance from designated member edge, (mm) –
y y – Vertical distance from designated member edge, (mm) –
eo eo – Horizontal distance from designated member edge, (mm) –
xp xp – Horizontal distance from designated member edge, (mm) –
yp yp – Vertical distance from designated member edge, (mm) –
bf/2tf bf/2tf – Slenderness ratio 4.98
b/t b/t – Slenderness ratio for single angles –
b/tdes b/tdes – Slenderness ratio for square or rectangular HSS –
h/tw h/tw – Slenderness ratio 33
h/tdes h/tdes – Slenderness ratio for square or reHangular HSS –
D/t D/t – Slenderness ratio for round HSS and pipe, or tee shapes –
Ix / 106 Ix – Moment of inertia about the x-axis, (mm4 /10^6) 758
Zx / 103 Zx – Pltic section modulus about the x-axis, (mm3 /10^3) 105
Sx / 103 Sx – Eltic section modulus about the x-axis, (mm3 /10^3) 92.2
rx rx – Radius of gyration about the x-axis, (mm) 6.72
Iy / 106 Iy – Moment of inertia about the y-axis, (mm4 /10^6) 43.1
Zy / 103 Zy – Pltic section modulus about the y-axis, (mm3 /10^3) 18.9
Sy / 103 Sy – Eltic section modulus about the y-axis, (mm3 /10^3) 212.1
ry ry – Radius of gyration about the y-axis (with no separation for double angles back-to-back), (mm) 1.6
Iz / 106 Iz – Moment of inertia about the z-axis, (mm3 /10^6) –
rz rz – Radius of gyration about the z-axis, (mm) –
Sz / 103 Sz – Eltic section modulus about the z-axis, (mm3 /10^3) –
J / 103 J – Torsional moment of inertia, (mm4 /10^3) 2.22
Cw / 109 Cw – Warping constant, (mm6 /10^9) 2660
C / 103 C – HSS torsional constant, (mm3 /10^3) –
Wno Wno – Normalized warping function, used in Design Guide 9, (mm2) 27.9
Sw1 / 106 Sw1 – Warping statical moment at point 1 on cross section, (mm4 /10^6) 35.5
Sw2 / 106 Sw2 – Warping statical moment at point 2 on cross section, (mm4 /10^6) –
Sw3 / 106 Sw3 – Warping statical moment at point 3 on cross section, (mm4 /10^6) –
Qf / 103 Qf – Statical moment for a point in the flange directly above the vertical edge of the web, (mm3 /10^3) 18.8
Qw / 103 Qw – Statical moment for a point at mid-depth of the cross section, (mm3 /10^3) 52
ro ro – Polar radius of gyration about the shear center, (mm) –
H H – Flexural constant –
tan(?) tan(a) – Tangent of the angle between the y-y and z-z axes for single angles –
Qs Qs – Reduction factor for slender unstiffened compression elements –
Iw / 106 Iw – Moment of inertia about the w-axis, (mm4 /10^6) –
zA zA – Distance from point A to center of gravity along z-axis, –
zB zB – Distance from point B to center of gravity along z-axis, –
zC zC – Distance from point C to center of gravity along z-axis, –
wA wA – Distance from point A to center of gravity along w-axis, –
wB wB – Distance from point B to center of gravity along w-axis, –
wC wC – Distance from point C to center of gravity along w-axis, –
SwA / 103 SwA – Eltic section modulus about the w-axis at point A on cross section, –
SwB / 103 SwB – Eltic section modulus about the w-axis at point B on cross section, –
SwC / 103 SwC – Eltic section modulus about the w-axis at point C on cross section, –
SzA / 103 SzA – Eltic section modulus about the z-axis at point A on cross section, –
SzB / 103 SzB – Eltic section modulus about the z-axis at point B on cross section, –
SzC / 103 SzC – Eltic section modulus about the z-axis at point C on cross section, –
rts rts – Effective radius of gyration, (mm) 1.92
ho ho – Distance between the flange centroids, (mm) 15.7
PA PA – Shape perimeter minus one flange surface, used in Design Guide 19, (mm) 52.6
PB PB – Shape perimeter, used in Design Guide 19, (mm) 59.7