L 203x152x12.7 L 8x6x1/2

United States

Dimensions

203 mm

long leg width

152 mm

short leg width

12.7 mm

thickness

tan(α)

0.557

inclination of principal axis of inertia

Secondary Dimensions

k_des

25.4 mm

design distance including flange thickness and web fillet

k_det

25.4 mm

detailing distance including flange thickness and web fillet

Properties

34.2 kg/m

weight

4,390 mm²

area

x_o

30.7 mm

shear center distance to centroid

e_o

6.35 mm

shear center distance to edge

x-x Axis

I_x

18.5ᴇ6 mm⁴

moment of inertia

S_x

131,000 mm³

elastic section modulus

Z_x

239,000 mm³

plastic section modulus

r_x

64.8 mm

radius of gyration

62.5 mm

distance from edge to centroidal axis

y_p

30.5 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

9.03ᴇ6 mm⁴

moment of inertia

S_y

78,500 mm³

elastic section modulus

Z_y

140,000 mm³

plastic section modulus

r_y

45.5 mm

radius of gyration

37.1 mm

distance from edge to centroidal axis

x_p

10.8 mm

horizontal distance from edge to plastic neutral axis

z-z Axis

I_z

4.79ᴇ6 mm⁴

moment of inertia

S_z

65,200 mm³

elastic section modulus

r_z

33 mm

radius of gyration

w-w Axis

I_w

22.7ᴇ6 mm⁴

moment of inertia

S_w

161,000 mm³

elastic section modulus

r_w

72.1 mm

radius of gyration

Torsion

243,000 mm⁴

torsional constant

C_w

612ᴇ6 mm⁶

warping constant

W_no

0 mm²

normalized warping function

r_o

102 mm

polar radius of gyration about the shear center

Additional Properties

slenderness ratio

z_A

105 mm

distance from point a to center of gravity (z-axis)

z_B

36.6 mm

distance from point b to center of gravity (z-axis)

z_C

138 mm

distance from point c to center of gravity (z-axis)

w_A

73.4 mm

distance from point a to center of gravity (w-axis)

w_B

62.7 mm

distance from point b to center of gravity (w-axis)

w_C

41.7 mm

distance from point c to center of gravity (w-axis)

S_wA

216,000 mm³

elastic section modulus

S_wB

621,000 mm³

elastic section modulus

S_wC

166,000 mm³

elastic section modulus

S_zA

65,200 mm³

elastic section modulus

S_zB

76,400 mm³

elastic section modulus

S_zC

115,000 mm³

elastic section modulus

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

25.5 kN-m

available flexural strength

V_n

Ω_v

320 kN

available shear strength

W_max

85.3 kN

maximum uniform load

Open in beam calculator →

P_max

42.7 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

16.6 kN-m

available flexural strength

V_n

Ω_v

240 kN

available shear strength

W_max

45 kN

maximum uniform load

Open in beam calculator →

P_max

23.2 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

737 kN

available tensile strength

P_n

Ω_c

474 kN

available compressive strength

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