MC3X7.1

July 14, 2016 admin

	Type	MC
	AISC Manual Label	MC3X7.1
W	W – Nominal weight, (kg/m)	7.1
A	A – Cross-sectional area,(mm2)	2.11
d	d – Overall depth of member, (mm)	3
ddet	ddet – Detailing value of member depth,(mm)	3
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)	1.94
bfdet	bfdet – Detailing value of flange width, in. (mm)	2
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)	0.312
twdet	twdet – Detailing value of web thickness, in. (mm)	0.3125
twdet/2	twdet/2 – Detailing value of tw/2, in. (mm)	0.1875
tf	tf – Flange thickness, in. (mm)	0.351
tfdet	tfdet – Detailing value of flange thickness, in. (mm)	0.375
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)	0.813
kdet	kdet – Detailing distance from outer face of flange to web toe of fillet, (mm)	0.8125
k1	k1 – Detailing distance from center of web to flange toe of fillet, (mm)
x	x – Horizontal distance from designated member edge, (mm)	0.653
y	y – Vertical distance from designated member edge, (mm)
eo	eo – Horizontal distance from designated member edge, (mm)	0.574
xp	xp – Horizontal distance from designated member edge, (mm)	0.414
yp	yp – Vertical distance from designated member edge, (mm)
bf/2tf	bf/2tf – Slenderness ratio
b/t	b/t – Slenderness ratio for single angles	5.53
b/tdes	b/tdes – Slenderness ratio for square or rectangular HSS
h/tw	h/tw – Slenderness ratio	4.93
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)	2.72
Zx / 103	Zx – Pltic section modulus about the x-axis, (mm3 /10^3)	2.24
Sx / 103	Sx – Eltic section modulus about the x-axis, (mm3 /10^3)	1.81
rx	rx – Radius of gyration about the x-axis, (mm)	1.14
Iy / 106	Iy – Moment of inertia about the y-axis, (mm4 /10^6)	0.666
Zy / 103	Zy – Pltic section modulus about the y-axis, (mm3 /10^3)	0.998
Sy / 103	Sy – Eltic section modulus about the y-axis, (mm3 /10^3)	20.518
ry	ry – Radius of gyration about the y-axis (with no separation for double angles back-to-back), (mm)	0.562
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)	0.0928
Cw / 109	Cw – Warping constant, (mm6 /10^9)	0.915
C / 103	C – HSS torsional constant, (mm3 /10^3)
Wno	Wno – Normalized warping function, used in Design Guide 9, (mm2)	1.4
Sw1 / 106	Sw1 – Warping statical moment at point 1 on cross section, (mm4 /10^6)	0.258
Sw2 / 106	Sw2 – Warping statical moment at point 2 on cross section, (mm4 /10^6)	0.134
Sw3 / 106	Sw3 – Warping statical moment at point 3 on cross section, (mm4 /10^6)	0.0659
Qf / 103	Qf – Statical moment for a point in the flange directly above the vertical edge of the web, (mm3 /10^3)	0.757
Qw / 103	Qw – Statical moment for a point at mid-depth of the cross section, (mm3 /10^3)	1.11
ro	ro – Polar radius of gyration about the shear center, (mm)	1.76
H	H – Flexural constant	0.516
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)	0.657
ho	ho – Distance between the flange centroids, (mm)	2.65
PA	PA – Shape perimeter minus one flange surface, used in Design Guide 19, (mm)
PB	PB – Shape perimeter, used in Design Guide 19, (mm)