L4×3-1/2×1/4 dimensions and section properties | Kannamwar Engineering

L4×3-1/2×1/4

Metric Imperial

Use in Beam Calculator Open in Section Properties

Dimensions
WWeight	6.2
dVertical leg	4
bHorizontal leg	3.5
tThickness	0.25
AArea	1.82
Major axis
I_xSecond moment of area	2.89
S_xElastic modulus	1.01
Z_xPlastic modulus	1.81
r_xRadius of gyration	1.26
y_topCentroid to top	2.86
y_botCentroid to bottom	1.14
Minor axis
I_ySecond moment of area	2.07
S_yElastic modulus	0.794
Z_yPlastic modulus	1.4
r_yRadius of gyration	1.07
Torsion and warping
JTorsion constant	0.0412
C_wWarping constant	0.0419

Material

Standard

Grade

ASTM A36

Material and nominal capacity of L4×3-1/2×1/4 in the grade picked
Capacity (nominal, no resistance or safety factors)
Steel type	Carbon
tThickness band	t up to 203 mm (8 in)
F_yYield strength, minimum	36
F_uTensile strength, minimum	58
EModulus of elasticity	29,000
GShear modulus	11,200
νPoisson's ratio	0.3
ρDensity	490
P_yAxial yield, A·Fy	65.52
M_yYield moment, Sx·Fy	3.03
M_pPlastic moment, Zx·Fy	5.43