WT 420x179.5 WT 16.5x120.5

United States

Dimensions

434 mm

depth

d_det

435 mm

depth (detailing value)

404 mm

flange width

b_f,det

403 mm

flange width (detailing value)

t_f

35.6 mm

flange thickness

t_f,det

34.9 mm

flange thickness (detailing value)

t_w

21.1 mm

web thickness

t_w,det

20.6 mm

web thickness (detailing value)

Secondary Dimensions

k_des

55.6 mm

design distance including flange thickness and web fillet

k_det

68.3 mm

detailing distance including flange thickness and web fillet

Properties

179 kg/m

weight

23,000 mm²

area

x_o

0 mm

shear center distance to centroid

e_o

202 mm

shear center distance to edge

x-x Axis

I_x

363ᴇ6 mm⁴

moment of inertia

S_x

1.08ᴇ6 mm³

elastic section modulus

Z_x

1.9ᴇ6 mm³

plastic section modulus

r_x

126 mm

radius of gyration

97.5 mm

distance from edge to centroidal axis

y_p

28.4 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

194ᴇ6 mm⁴

moment of inertia

S_y

964,000 mm³

elastic section modulus

Z_y

1.49ᴇ6 mm³

plastic section modulus

r_y

91.9 mm

radius of gyration

202 mm

distance from edge to centroidal axis

x_p

202 mm

horizontal distance from edge to plastic neutral axis

Torsion

7.49ᴇ6 mm⁴

torsional constant

C_w

39.2ᴇ9 mm⁶

warping constant

W_no

0 mm²

normalized warping function

r_o

175 mm

polar radius of gyration about the shear center

Additional Properties

t_w,det

11.1 mm

detailing value of web thickness divided by 2

b_f

2t_f

5.66

slenderness ratio

20.6

slenderness ratio

0.792

flexural constant

WG_i

140 mm

workable gage for inner flange holes

Allowable Strength Design

Beam Length

Steel Grade

Material

F_y

345 N/mm²

yield strength

F_u

448 N/mm²

ultimate tensile strength

Major Axis Bending

M_n

Ω_b

220 kN-m

available flexural strength

V_n

Ω_v

1,130 kN

available shear strength

W_max

935 kN

maximum uniform load

Open in beam calculator →

P_max

467 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

223 kN-m

available flexural strength

V_n

Ω_v

1,780 kN

available shear strength

W_max

584 kN

maximum uniform load

Open in beam calculator →

P_max

292 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

3,860 kN

available tensile strength

P_n

Ω_c

3,860 kN

available compressive strength

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