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How does ideCAD design Welded Web (WUF-W) Moment Connections according to AISC 360358-16 & AISC 358360-16?

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Symbols

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
n_sp: Number of slip planes
K: Effective length factor
L: Connector distance
t_bf = thickness of beam flange, in. (mm)
t_p = thickness of end-plate, in. (mm)
w = Size of weld leg, in. (mm)
R_n: Characteristic strength
R_nwl: Total nominal strength of longitudinally loaded fillet welds
R_nwt: Total nominal strength of transversely loaded fillet welds,

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The nominal and design yield strength of the web plate is checked according to AISC 360-16

Ag Image Removed	Mathinline body --uriencoded--$$ \normalsize A_%7Bg%7D = L_p \times t_ p = (450 - 2 \times 15 - 2 \times 30 ) \times 9 =3240 \; \; \mathrm%7Bmm%5e2%7D $$
Fy	275 N/mm2
Rn Image Removed	Mathinline body --uriencoded--$$ \normalsize R_n = 0.6F_%7By%7DA_%7Bg%7D =0.6 \times 275 \times 10%5e%7B-3%7D \times 3240 = 534.6 \; \mathrm%7BkN%7D $$	AISC 360-16 J4-3
ΦRn Image Removed	Mathinline body --uriencoded--$$ \normalsize \varphi R_n = 1 \times 534.6 = 534.6 \; \mathrm%7BkN%7D $$

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Fe	490000 kN/m2	AISC 360-16 J2-3
w	12.73 mm
l	380 mm
Rreq Image Removed	Mathinline body --uriencoded--$$ \normalsize R_%7Breq%7D = h_p t_ p ( 0.6 R_y F_%7Byp%7D ) $$ Mathinline body --uriencoded--$$ \normalsize R_%7Breq%7D = 380 \times 10 \times (0.6 \times 1.3 \times 275 \times 10%5e%7B-3%7D ) =815.1 \; \mathrm%7BkN%7D $$
hp	380 mm
tp	10 mm
Ry	1.30
Fyp	275 N/mm2
Rn Image Removed	Mathinline body --uriencoded--$$ \normalsize R_%7Bn%7D = 0.6 F_E 0.707 wl $$ Mathinline body --uriencoded--$$ \normalsize R_%7Bn%7D = 0.6 \times 490 \times 10%5e%7B-3%7D \times 0.707 \times 12.73 \times 380 =1005.49\; \mathrm%7BkN%7D $$
ΦRn Image Removed	Mathinline body --uriencoded--$$ \normalsize \varphi R_n = 0.90 \times 1005.49 = 904.94 \; \mathrm%7BkN%7D $$

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Pr	429.124 kN	AISC 360-16 J10-9
Py Image Removed	Mathinline body --uriencoded--$$ \normalsize P_y = F_%7By%7DA_%7Bg%7D = 275 \times 10%5e%7B-3%7D \times 28634.759 = 7874.559 \; \mathrm%7BkN%7D $$
F y	275000 kN/m2
A g	28634.759 mm2
dc	650 mm
tw	16 mm
Rn Image Removed	Mathinline body --uriencoded--$$ \normalsize R_n = 0.6 F_%7By%7D d_c t_w =0.6 \times 275 \times 10%5e%7B-3%7D \times 650 \times 16 = 1716 \; \mathrm%7BkN%7D $$
ΦRn Image Removed	Mathinline body --uriencoded--$$ \normalsize \varphi R_n = 1 \times 1716 = 1716 \; \mathrm%7BkN%7D $$

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The required panel zone thicknessfor welded web connection is checked according to AISC 358-16.

tmin ≥u / 180 Image Removed	Mathinline body --uriencoded--$$ \normalsize t_%7Bmin%7D = 16 \geq 2016 / 180 = 11.2 \; \; \mathrm%7Bmm%7D $$
tmin = tw	16 mm
tw	16 mm
u	2016 mm

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