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AISC Manual Label |
L5X3X1/2 |
| W |
W – Nominal weight, (kg/m) |
12.8 |
| A |
A – Cross-sectional area,(mm2) |
3.75 |
| d |
d – Overall depth of member, (mm) |
3 |
| ddet |
ddet – Detailing value of member depth,(mm) |
|
| Ht |
Ht – Overall depth of square or rectangular HSS, (mm) |
|
| h |
h – Depth of the flat wall of square or rectangular HSS,(mm) |
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| OD |
OD – Outside diameter of round HSS or pipe, in. (mm) |
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| bf |
bf – Flange width, in. (mm) |
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| bfdet |
bfdet – Detailing value of flange width, in. (mm) |
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| B |
B – Overall width of square or rectangular HSS, in. (mm) |
|
| b |
b – Width , in. (mm) |
5 |
| ID |
ID – Inside diameter of round HSS or pipe, in. (mm) |
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| tw |
tw – Web thickness, in. (mm) |
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| twdet |
twdet – Detailing value of web thickness, in. (mm) |
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| twdet/2 |
twdet/2 – Detailing value of tw/2, in. (mm) |
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| tf |
tf – Flange thickness, in. (mm) |
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| tfdet |
tfdet – Detailing value of flange thickness, in. (mm) |
|
| t |
t – Thickness of angle leg, in. (mm) |
0.5 |
| tnom |
tnom – HSS and pipe nominal wall thickness, (mm) |
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| tdes |
tdes – HSS and pipe design wall thickness, (mm) |
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| kdes |
kdes – Design distance from outer face of flange to web toe of fillet, (mm) |
0.938 |
| kdet |
kdet – Detailing distance from outer face of flange to web toe of fillet, (mm) |
0.9375 |
| k1 |
k1 – Detailing distance from center of web to flange toe of fillet, (mm) |
|
| x |
x – Horizontal distance from designated member edge, (mm) |
0.746 |
| y |
y – Vertical distance from designated member edge, (mm) |
1.74 |
| eo |
eo – Horizontal distance from designated member edge, (mm) |
|
| xp |
xp – Horizontal distance from designated member edge, (mm) |
0.375 |
| yp |
yp – Vertical distance from designated member edge, (mm) |
1.25 |
| bf/2tf |
bf/2tf – Slenderness ratio |
|
| b/t |
b/t – Slenderness ratio for single angles |
10 |
| b/tdes |
b/tdes – Slenderness ratio for square or rectangular HSS |
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| h/tw |
h/tw – Slenderness ratio |
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| h/tdes |
h/tdes – Slenderness ratio for square or reHangular HSS |
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| 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) |
9.43 |
| Zx / 103 |
Zx – Pltic section modulus about the x-axis, (mm3 /10^3) |
5.12 |
| Sx / 103 |
Sx – Eltic section modulus about the x-axis, (mm3 /10^3) |
2.89 |
| rx |
rx – Radius of gyration about the x-axis, (mm) |
1.58 |
| Iy / 106 |
Iy – Moment of inertia about the y-axis, (mm4 /10^6) |
2.55 |
| Zy / 103 |
Zy – Pltic section modulus about the y-axis, (mm3 /10^3) |
2.08 |
| Sy / 103 |
Sy – Eltic section modulus about the y-axis, (mm3 /10^3) |
21.13 |
| ry |
ry – Radius of gyration about the y-axis (with no separation for double angles back-to-back), (mm) |
0.824 |
| Iz / 106 |
Iz – Moment of inertia about the z-axis, (mm3 /10^6) |
1.55 |
| rz |
rz – Radius of gyration about the z-axis, (mm) |
0.642 |
| Sz / 103 |
Sz – Eltic section modulus about the z-axis, (mm3 /10^3) |
0.953 |
| J / 103 |
J – Torsional moment of inertia, (mm4 /10^3) |
0.322 |
| Cw / 109 |
Cw – Warping constant, (mm6 /10^9) |
0.444 |
| C / 103 |
C – HSS torsional constant, (mm3 /10^3) |
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| Wno |
Wno – Normalized warping function, used in Design Guide 9, (mm2) |
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| Sw1 / 106 |
Sw1 – Warping statical moment at point 1 on cross section, (mm4 /10^6) |
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| Sw2 / 106 |
Sw2 – Warping statical moment at point 2 on cross section, (mm4 /10^6) |
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| Sw3 / 106 |
Sw3 – Warping statical moment at point 3 on cross section, (mm4 /10^6) |
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| Qf / 103 |
Qf – Statical moment for a point in the flange directly above the vertical edge of the web, (mm3 /10^3) |
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| Qw / 103 |
Qw – Statical moment for a point at mid-depth of the cross section, (mm3 /10^3) |
|
| ro |
ro – Polar radius of gyration about the shear center, (mm) |
2.38 |
| H |
H – Flexural constant |
|
| tan(?) |
tan(a) – Tangent of the angle between the y-y and z-z axes for single angles |
0.357 |
| Qs |
Qs – Reduction factor for slender unstiffened compression elements |
1 |
| Iw / 106 |
Iw – Moment of inertia about the w-axis, (mm4 /10^6) |
10.4 |
| zA |
zA – Distance from point A to center of gravity along z-axis, |
2.16 |
| zB |
zB – Distance from point B to center of gravity along z-axis, |
1.39 |
| zC |
zC – Distance from point C to center of gravity along z-axis, |
3.24 |
| wA |
wA – Distance from point A to center of gravity along w-axis, |
1.62 |
| wB |
wB – Distance from point B to center of gravity along w-axis, |
1.29 |
| wC |
wC – Distance from point C to center of gravity along w-axis, |
0.628 |
| SwA / 103 |
SwA – Eltic section modulus about the w-axis at point A on cross section, |
4.81 |
| SwB / 103 |
SwB – Eltic section modulus about the w-axis at point B on cross section, |
7.49 |
| SwC / 103 |
SwC – Eltic section modulus about the w-axis at point C on cross section, |
3.21 |
| SzA / 103 |
SzA – Eltic section modulus about the z-axis at point A on cross section, |
0.956 |
| SzB / 103 |
SzB – Eltic section modulus about the z-axis at point B on cross section, |
1.2 |
| SzC / 103 |
SzC – Eltic section modulus about the z-axis at point C on cross section, |
2.46 |
| rts |
rts – Effective radius of gyration, (mm) |
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| ho |
ho – Distance between the flange centroids, (mm) |
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| PA |
PA – Shape perimeter minus one flange surface, used in Design Guide 19, (mm) |
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| PB |
PB – Shape perimeter, used in Design Guide 19, (mm) |
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