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UC 305x305x136.9

The document provides detailed cross-section properties for the UC 305x305x136.9 steel section, including dimensions, sectional area, bending, shear, torsion, warping, stability, and plasticity characteristics. Key metrics include a sectional area of 174.00 cm², area moments of inertia of 32820.00 cm and 10700.00 cm about the y and z axes respectively, and a weight of 136.6 kg/m. Additionally, it outlines plastic limiting forces and moments, indicating the section's structural capabilities.

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Rupak Jha
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47 views2 pages

UC 305x305x136.9

The document provides detailed cross-section properties for the UC 305x305x136.9 steel section, including dimensions, sectional area, bending, shear, torsion, warping, stability, and plasticity characteristics. Key metrics include a sectional area of 174.00 cm², area moments of inertia of 32820.00 cm and 10700.00 cm about the y and z axes respectively, and a weight of 136.6 kg/m. Additionally, it outlines plastic limiting forces and moments, indicating the section's structural capabilities.

Uploaded by

Rupak Jha
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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 Cross-Section Properties

UC 305x305x136.9
Geometry
Depth h 320.5 mm
UC 305x305x136.9
 BS 4-1:1993
Width b 309.2 mm
 Continental Steel
Web thickness tw 13.8 mm 309.2

Flange thickness tf 21.7 mm

21.7
Inner depth between flanges hi 277.1 mm 15.2

Root fillet radius r1 15.2 mm


Depth of straight portion of web d 246.7 mm

320.5
y
Sectional Area
Sectional area A 174.00 cm 13.8

Bending
Area moment of inertia about y-axis Iy 32820.00 cm
z

Area moment of inertia about z-axis Iz 10700.00 cm


Polar area moment of inertia Ip 43520.00 cm
Radius of gyration about y-axis iy 137.0 mm

Radius of gyration about z-axis iz 78.3 mm

Polar radius of gyration ip 157.8 mm

Maximum statical moment of area about y-axis max Sy 1148.50 cm


Maximum statical moment of area about z-axis max Sz 259.28 cm
Elastic section modulus about y-axis Wy 2048.00 cm
Elastic section modulus about z-axis Wz 692.00 cm

Shear
Shear area in y-direction Ay 112.38 cm
Shear area in z-direction Az 37.90 cm

Torsion
Torsional constant It 249.00 cm
Secondary torsional constant It,s 25072.53 cm
Section modulus for torsion Wt 114.75 cm

Warping
Warping ordinate with respect to shear center max ω 230.97 cm
Warping constant with respect to shear center Iω 2390000.00 cm
Warping radius of gyration with respect to shear center iω 74.1 mm

Warping section modulus with respect to shear center Wω 10347.56 cm


Maximum warping statical moment with respect to shear center max Sω 3874.35 cm

Stability
c/t ratio of flange c/tf 7.120 --

c/t ratio of web c/tw 17.900 --

Plasticity
Plastic section modulus about y-axis W pl,y 2297.00 cm
Plastic section modulus about z-axis W pl,z 1053.00 cm
Plastic warping section modulus with respect to shear center W pl,ω 15497.42 cm
Plastic section modulus of webs about y-axis W pl,y,webs 264.91 cm
Plastic section modulus of flanges about z-axis W pl,z,flanges 1037.31 cm
Plastic shape factor about y-axis αpl,y 1.122 --

Plastic shape factor about z-axis αpl,z 1.522 --

Plastic shape factor with respect to shear center αpl,ω 1.500 --

Plastic shear area in y-direction Apl,y 134.19 cm


Plastic shear area in z-direction Apl,z 41.23 cm
Plastic limiting axial force Npl 4099.047 kN

Plastic limiting shear force in y-direction Vpl,y 1820.692 kN

Plastic limiting shear force in z-direction Vpl,z 559.457 kN

Plastic limiting bending moment about y-axis Mpl,y 539.73 kNm

Plastic limiting bending moment about z-axis Mpl,z 247.35 kNm

Other
Ultimate resistance to axial force Nu 4099.047 kN
Weight G 136.6 kg/m
Surface area per unit length Am 1.820 m /m
Volume V 17400.00 cm /m
Section factor Am/V 104.598 1/m

Web area Aw 38.24 cm

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