L 102x102x15.9 L 4x4x5/8

United States

Dimensions

102 mm

long leg width

102 mm

short leg width

15.9 mm

thickness

tan(α)

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

23.4 kg/m

weight

2,970 mm²

area

x_o

23.1 mm

shear center distance to centroid

e_o

7.94 mm

shear center distance to edge

x-x Axis

I_x

2.76ᴇ6 mm⁴

moment of inertia

S_x

39,000 mm³

elastic section modulus

Z_x

70,100 mm³

plastic section modulus

r_x

30.5 mm

radius of gyration

31 mm

distance from edge to centroidal axis

y_p

14.6 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

2.76ᴇ6 mm⁴

moment of inertia

S_y

39,000 mm³

elastic section modulus

Z_y

70,100 mm³

plastic section modulus

r_y

30.5 mm

radius of gyration

31 mm

distance from edge to centroidal axis

x_p

14.6 mm

horizontal distance from edge to plastic neutral axis

z-z Axis

I_z

1.15ᴇ6 mm⁴

moment of inertia

S_z

26,200 mm³

elastic section modulus

r_z

19.7 mm

radius of gyration

w-w Axis

I_w

4.37ᴇ6 mm⁴

moment of inertia

S_w

61,000 mm³

elastic section modulus

r_w

38.3 mm

radius of gyration

Torsion

254,000 mm⁴

torsional constant

C_w

183ᴇ6 mm⁶

warping constant

W_no

0 mm²

normalized warping function

r_o

54.1 mm

polar radius of gyration about the shear center

Additional Properties

6.4

slenderness ratio

z_A

66.3 mm

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

z_B

0 mm

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

z_C

66.3 mm

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

w_A

33.5 mm

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

w_B

43.9 mm

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

w_C

33.5 mm

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

S_wA

65,900 mm³

elastic section modulus

S_wC

65,900 mm³

elastic section modulus

S_zA

34,200 mm³

elastic section modulus

S_zB

26,200 mm³

elastic section modulus

S_zC

34,200 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

9.5 kN-m

available flexural strength

V_n

Ω_v

200 kN

available shear strength

W_max

25.4 kN

maximum uniform load

Open in beam calculator →

P_max

12.7 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

9.5 kN-m

available flexural strength

V_n

Ω_v

200 kN

available shear strength

W_max

25.4 kN

maximum uniform load

Open in beam calculator →

P_max

12.7 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

500 kN

available tensile strength

P_n

Ω_c

128 kN

available compressive strength

DISCLAIMER All results and information presented here must be verified for accuracy, suitability, and applicability by a qualified engineering professional. While we strive to produce high quality software, Ketchep.com, LLC makes no warranty that this software is free from defects or that these results are accurate, suitable, or applicable for any general or particular use. Anyone making use of this software and its output assumes all liability for such use.