Welded Flange Plate Connection Design with AISC 360-16

How does ideCAD design Welded Flange Plate Connections according to AISC 360-16?

Welded flange plate moment connections consist of plates welded with CJP groove welds to column flanges and welded to beam flanges.

Symbols

A_b: Non-threaded bolt web characteristic cross-sectional area
A_g: Gross area
A_n: Net cross-section area
A_e: Effective net cross-sectional area
A_vg: Gross area under shear stress
A_nv: Net area under shear stress
A_nt: Net area under tensile stress
A_w: Cross-section web area
b_bf = width of beam flange, in. (mm)
b_p = width of end-plate, in. (mm)
d = depth of connecting beam, in. (mm)
g = horizontal distance between bolts, in. (mm)
d_h: Bolt hole diameter
F_y: Structural steel characteristic yield strength
F_u: Structural steel characteristic tensile strength
F_yb: Bolt characteristic yield strength
F_ub: Bolt characteristic tensile strength
n_sp: Number of slip planes
s: Distance between bolt-hole centers
L: Connector distance
L_c: The clear distance between bolt holes
L_e: The distance from the center of the bolt hole to the edge of the assembled element
L_eh: The horizontal distance from the center of the bolt hole to the edge of the assembled element
L_ev: The vertical distance from the center of the bolt hole to the edge of the assembled element
p_b = vertical distance between the inner and outer row of bolts in an eight-bolt stiffened connection, in. (mm)
p_fi = vertical distance from the inside of a beam tension flange to the nearest inside bolt row, in. (mm)
p_fo = vertical distance from the outside of a beam tension flange to the nearest outside bolt row, in. (mm)
t_bf = thickness of beam flange, in. (mm)
t_p = thickness of end-plate, in. (mm)
R_n: Characteristic strength

Connection Geometry

GEOMETRY CHECK

Flange Plate to Beam Flange Weld Size

Shear Plate to Beam Web Weld Size

Shear Plate to Column Flange Weld Size

Continuity Plate to Column Flange Weld Size

Continuity Plate to Column Web Weld Size

STRENGTH CHECKS

Flange Plate to Beam Flange Weld Strength

Lwı	760 mm	AISC 360-16 J2.4(c)
Lwt	210 mm
Fe	490 N/mm2
Rnwl
Rnwt
Rnw
w	11.315 mm
Fu-plate	360 N/mm2
Fu flange	360 N/mm2
tp	16 mm
tf	17.2 mm
RnBM
Rn
ΦRn

Flange Plate Tension Yield

Ag
Fy	275 N/mm2
Rn		AISC 360-16 (J4-1)
ΦRn

Flange Plate Tension Rupture

An
Ae
Fu	410 N/mm2
U	1.00
Rn		AISC 360-16 (J4-2)
ΦRn

Flange Plate Block Shear

Ag
Anv
Ant
Fy	275 N/mm2
Fu	410 N/mm2
Ubs	1.0
Rn		AISC 360-16 (J4-5)
ΦRn

Flange Plate Compression Yield

K	0.65
L	20 mm
r	4.619 mm
KL / r	2.81
F y	275 N/mm2
A g
Rn		AISC 360-16 (J4-6)
ΦRn

Shear Plate to Column Flange Weld Strength

w	11.315 mm
FE	490 N/mm2
l	260 mm
e	117.5 mm
Rn
ΦRn

Shear Plate to Beam Web Weld Strength

Fe	490000 kN/m2
w	11.315 mm
Fu	360  N/mm2
t	11.1 mm
R nw
RnBM		AISC Manual 14th 8-12
Rn
ΦRn

Web Plate Shear Yield

Ag
F y	275 N/mm2
Rn		AISC 360-16 J4-3
ΦRn

Web Plate Shear Rupture

Anv
Fu	410 N/mm2
Rn		AISC 360-16 J4-3
ΦRn

Web Plate Flexural Yield

dp	260 mm
Fy	275 N/mm2
tp	10 mm
a	117.5 mm
Rn
ΦRn

Column Panel Zone Shear

Pr	1621.397 kN	AISC 360-16 J10-9
Py
Fy	275000 kN/m2
Ag	28634.759 mm2
dc	650 mm
tw	16 mm
Rn
ΦRn