HSS 304.8x76.2x7.9 HSS 12x3x5/16

United States

Dimensions

305 mm

overall depth

282 mm

depth of flat wall

76.2 mm

width

54.1 mm

flat wall width

t_nom

7.94 mm

wall thickness (nominal)

t_des

7.39 mm

wall thickness (design)

Properties

44.2 kg/m

weight

5,270 mm²

area

x_o

0 mm

shear center distance to centroid

x-x Axis

I_x

51.6ᴇ6 mm⁴

moment of inertia

S_x

339,000 mm³

elastic section modulus

Z_x

457,000 mm³

plastic section modulus

r_x

99.1 mm

radius of gyration

152 mm

distance from edge to centroidal axis

y_p

152 mm

vertical distance from edge to plastic neutral axis

y-y Axis

I_y

5.45ᴇ6 mm⁴

moment of inertia

S_y

143,000 mm³

elastic section modulus

Z_y

164,000 mm³

plastic section modulus

r_y

32.3 mm

radius of gyration

38.1 mm

distance from edge to centroidal axis

x_p

38.1 mm

horizontal distance from edge to plastic neutral axis

Torsion

17.2ᴇ6 mm⁴

torsional constant

269,000 mm³

hss torsional constant

C_w

0 mm⁶

warping constant

Additional Properties

t_des

7.31

slenderness ratio

t_des

38.2

slenderness ratio

Allowable Strength Design

Beam Length

Steel Grade

Material

F_y

345 N/mm²

yield strength

F_u

427 N/mm²

ultimate tensile strength

Major Axis Bending

M_n

Ω_b

94.4 kN-m

available flexural strength

V_n

Ω_v

517 kN

available shear strength

W_max

248 kN

maximum uniform load

Open in beam calculator →

P_max

124 kN

maximum point load

Open in beam calculator →

Minor Axis Bending

M_n

Ω_b

26.5 kN-m

available flexural strength

V_n

Ω_v

98.9 kN

available shear strength

W_max

69.6 kN

maximum uniform load

Open in beam calculator →

P_max

34.8 kN

maximum point load

Open in beam calculator →

Axial Strength

P_n

845 kN

available tensile strength

P_n

Ω_c

567 kN

available compressive strength

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