W 530x82 W 21x55

United States

Dimensions

528 mm

depth

d_det

527 mm

depth (detailing value)

209 mm

flange width

b_f,det

210 mm

flange width (detailing value)

t_f

13.3 mm

flange thickness

t_f,det

12.7 mm

flange thickness (detailing value)

t_w

9.52 mm

web thickness

t_w,det

9.52 mm

web thickness (detailing value)

Secondary Dimensions

467 mm

depth between fillets

P_B

1,850 mm

perimeter

k_des

25.9 mm

design distance including flange thickness and web fillet

k_det

30.2 mm

detailing distance including flange thickness and web fillet

k₁

20.6 mm

distance from web center to flange fillet

Properties

81.8 kg/m

weight

10,500 mm²

area

x_o

0 mm

shear center distance to centroid

e_o

104 mm

shear center distance to edge

r_ts

53.6 mm

effective radius of gyration

x-x Axis

I_x

475ᴇ6 mm⁴

moment of inertia

S_x

1.8ᴇ6 mm³

elastic section modulus

Z_x

2.06ᴇ6 mm³

plastic section modulus

r_x

213 mm

radius of gyration

264 mm

distance from edge to centroidal axis

y_p

264 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

20.1ᴇ6 mm⁴

moment of inertia

S_y

193,000 mm³

elastic section modulus

Z_y

302,000 mm³

plastic section modulus

r_y

43.9 mm

radius of gyration

104 mm

distance from edge to centroidal axis

x_p

104 mm

horizontal distance from edge to plastic neutral axis

Torsion

516,000 mm⁴

torsional constant

C_w

1.34ᴇ12 mm⁶

warping constant

W_no

26,900 mm²

normalized warping function

S_w1

18.6ᴇ6 mm⁴

warping statical moment

Additional Properties

t_w,det

4.76 mm

detailing value of web thickness divided by 2

P_A

1,640 mm

perimeter minus one flange surface

b_f

2t_f

7.87

slenderness ratio

t_w

slenderness ratio

Q_f

341,000 mm³

statical moment at the flange above web vertical edge

Q_w

1.01ᴇ6 mm³

statical moment at mid-depth of the cross section

h_o

516 mm

distance between the flange centroids

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

426 kN-m

available flexural strength

V_n

Ω_v

694 kN

available shear strength

W_max

1,120 kN

maximum uniform load

Open in beam calculator →

P_max

559 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

62.2 kN-m

available flexural strength

V_n

Ω_v

686 kN

available shear strength

W_max

163 kN

maximum uniform load

Open in beam calculator →

P_max

81.7 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

1,760 kN

available tensile strength

P_n

Ω_c

1,520 kN

available compressive strength

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