ST 155x37 ST 6x25

United States

Dimensions

152 mm

depth

d_det

152 mm

depth (detailing value)

139 mm

flange width

b_f,det

140 mm

flange width (detailing value)

t_f

16.7 mm

flange thickness

t_f,det

17.5 mm

flange thickness (detailing value)

t_w

17.4 mm

web thickness

t_w,det

17.5 mm

web thickness (detailing value)

Secondary Dimensions

k_des

36.6 mm

design distance including flange thickness and web fillet

k_det

36.5 mm

detailing distance including flange thickness and web fillet

Properties

37.2 kg/m

weight

4,730 mm²

area

x_o

0 mm

shear center distance to centroid

e_o

69.6 mm

shear center distance to edge

x-x Axis

I_x

10.4ᴇ6 mm⁴

moment of inertia

S_x

99,000 mm³

elastic section modulus

Z_x

180,000 mm³

plastic section modulus

r_x

47 mm

radius of gyration

46.7 mm

distance from edge to centroidal axis

y_p

19.3 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

3.24ᴇ6 mm⁴

moment of inertia

S_y

46,500 mm³

elastic section modulus

Z_y

84,600 mm³

plastic section modulus

r_y

26.2 mm

radius of gyration

69.6 mm

distance from edge to centroidal axis

x_p

69.6 mm

horizontal distance from edge to plastic neutral axis

Torsion

566,000 mm⁴

torsional constant

C_w

529ᴇ6 mm⁶

warping constant

W_no

0 mm²

normalized warping function

r_o

66 mm

polar radius of gyration about the shear center

Additional Properties

t_w,det

9.52 mm

detailing value of web thickness divided by 2

b_f

2t_f

4.17

slenderness ratio

8.73

slenderness ratio

0.662

flexural constant

WG_i

76.2 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

20.4 kN-m

available flexural strength

V_n

Ω_v

329 kN

available shear strength

W_max

85.8 kN

maximum uniform load

Open in beam calculator →

P_max

42.9 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

20.4 kN-m

available flexural strength

V_n

Ω_v

289 kN

available shear strength

W_max

53.6 kN

maximum uniform load

Open in beam calculator →

P_max

26.8 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

795 kN

available tensile strength

P_n

Ω_c

353 kN

available compressive strength

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