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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 |
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| body | --uriencoded--$$ \normalsize A_%7Bg%7D = L_p \times t_ p = (450 - 2 \times 15 - 2 \times 30 ) \times 9 =3240 \; \; \mathrm%7Bmm%5e2%7D $$ |
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Fy | 275 N/mm2 | |
Rn  Image Removed | | Mathinline |
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| body | --uriencoded--$$ \normalsize R_n = 0.6F_%7By%7DA_%7Bg%7D =0.6 \times 275 \times 10%5e%7B-3%7D \times 3240 = 534.6 $$ |
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| AISC 360-16 J4-3 |
ΦRn  Image Removed | | Mathinline |
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| body | $$ \normalsize \varphi R_n = 1 \times 534.6 = 534.6 $$ |
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Required | Available | Ratio | Control |
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265.569 kN | 534.6 kN | 0.497 | √ |
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Fe | 490000 kN/m2 | AISC 360-16 J2-3 |
w | 12.73 mm | |
l | 380 mm | |
Rreq  Image Removed | | Mathinline |
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| body | --uriencoded--$$ \normalsize R_%7Breq%7D = h_p t_ p ( 0.6 R_y F_%7Byp%7D ) $$ |
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| Mathinline |
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| body | --uriencoded--$$ \normalsize R_%7Breq%7D = 380 \times 10 \times (0.6 \times 1.3 \times 275 \times 10%5e%7B-3%7D ) =815.1 $$ |
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hp | 380 mm | |
tp | 10 mm | |
Ry | 1.30 | |
Fyp | 275 N/mm2 | |
Rn  Image Removed | | Mathinline |
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| body | --uriencoded--$$ \normalsize R_%7Bn%7D = 0.6 F_E 0.707 wl $$ |
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| Mathinline |
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| body | --uriencoded--$$ \normalsize R_%7Bn%7D = 0.6 \times 490 \times 10%5e%7B-3%7D \times 0.707 \times 12.73 \times 380 =1005.49 $$ |
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ΦRn  Image Removed | | Mathinline |
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| body | $$ \normalsize \varphi R_n = 0.90 \times 1005.49 = 904.94 $$ |
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Required | Available | Ratio | Control |
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815.1 kN | 904.94 kN | 0.901 | √ |
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Pr | 429.124 kN | AISC 360-16 J10-9 |
Py  Image Removed | | Mathinline |
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| body | --uriencoded--$$ \normalsize P_y = F_%7By%7DA_%7Bg%7D = 275 \times 10%5e%7B-3%7D \times 28634.759 = 7874.559 $$ |
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F y | 275000 kN/m2 | |
A g | 28634.759 mm2 | |
dc | 650 mm | |
tw | 16 mm | |
Rn  Image Removed | | Mathinline |
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| body | --uriencoded--$$ \normalsize R_n = 0.6 F_%7By%7D d_c t_w =0.6 \times 275 \times 10%5e%7B-3%7D \times 650 \times 16 = 1716 $$ |
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ΦRn  Image Removed | | Mathinline |
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| body | $$ \normalsize \varphi R_n = 1 \times 1716 = 1716 $$ |
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Required | Available | Ratio | Control |
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1497.795 kN | 1716 kN | 0.873 | √ |
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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 |
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| body | --uriencoded--$$ \normalsize t_%7Bmin%7D = 16 \geq 2016 / 180 = 11.2 \; \; \mathrm%7Bmm%7D $$ |
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tmin = tw | 16 mm |
tw | 16 mm |
u | 2016 mm |
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