140x140 SHS — Sizes, Dimensions & Properties

7 sizes in the 140x140 serial size group. All dimensions in mm, section properties in cm units.

DesignationMass (kg/m)D (mm)t (mm)A (cm2)I (cm4)Z (cm3)S (cm3)r (cm)
140x140x5.021140526.78071151355.5
140x140x6.024.9140631.89441351595.45
140x140x6.326.11406.333.39841411665.44
140x140x8.032.6140841.61,1951712045.36
140x140x10.0401401050.91,4162022465.27
140x140x12.0471401259.91,6092302845.18
140x140x12.548.714012.562.11,6532362935.16

140x140x5.0 SHS

Designation
140x140x5.0
Outside Dimension (D)
140 mm
Wall Thickness (t)
5 mm
Mass per Metre
21 kg/m
Cross-Sectional Area
26.7 cm2
Second Moment of Area I
807 cm4
Elastic Modulus Z
115 cm3
Plastic Modulus S
135 cm3
Radius of Gyration r
5.5 cm
Torsional Constant (It)
1,253 cm4
Surface Area per Metre
0.547 m2/m
Surface Area per Tonne
26 m2/t

140x140x6.0 SHS

Designation
140x140x6.0
Outside Dimension (D)
140 mm
Wall Thickness (t)
6 mm
Mass per Metre
24.9 kg/m
Cross-Sectional Area
31.8 cm2
Second Moment of Area I
944 cm4
Elastic Modulus Z
135 cm3
Plastic Modulus S
159 cm3
Radius of Gyration r
5.45 cm
Torsional Constant (It)
1,475 cm4
Surface Area per Metre
0.545 m2/m
Surface Area per Tonne
21.9 m2/t

140x140x6.3 SHS

Designation
140x140x6.3
Outside Dimension (D)
140 mm
Wall Thickness (t)
6.3 mm
Mass per Metre
26.1 kg/m
Cross-Sectional Area
33.3 cm2
Second Moment of Area I
984 cm4
Elastic Modulus Z
141 cm3
Plastic Modulus S
166 cm3
Radius of Gyration r
5.44 cm
Torsional Constant (It)
1,540 cm4
Surface Area per Metre
0.544 m2/m
Surface Area per Tonne
20.8 m2/t

140x140x8.0 SHS

Designation
140x140x8.0
Outside Dimension (D)
140 mm
Wall Thickness (t)
8 mm
Mass per Metre
32.6 kg/m
Cross-Sectional Area
41.6 cm2
Second Moment of Area I
1,195 cm4
Elastic Modulus Z
171 cm3
Plastic Modulus S
204 cm3
Radius of Gyration r
5.36 cm
Torsional Constant (It)
1,892 cm4
Surface Area per Metre
0.539 m2/m
Surface Area per Tonne
16.5 m2/t

140x140x10.0 SHS

Designation
140x140x10.0
Outside Dimension (D)
140 mm
Wall Thickness (t)
10 mm
Mass per Metre
40 kg/m
Cross-Sectional Area
50.9 cm2
Second Moment of Area I
1,416 cm4
Elastic Modulus Z
202 cm3
Plastic Modulus S
246 cm3
Radius of Gyration r
5.27 cm
Torsional Constant (It)
2,272 cm4
Surface Area per Metre
0.534 m2/m
Surface Area per Tonne
13.4 m2/t

140x140x12.0 SHS

Designation
140x140x12.0
Outside Dimension (D)
140 mm
Wall Thickness (t)
12 mm
Mass per Metre
47 kg/m
Cross-Sectional Area
59.9 cm2
Second Moment of Area I
1,609 cm4
Elastic Modulus Z
230 cm3
Plastic Modulus S
284 cm3
Radius of Gyration r
5.18 cm
Torsional Constant (It)
2,616 cm4
Surface Area per Metre
0.529 m2/m
Surface Area per Tonne
11.3 m2/t

140x140x12.5 SHS

Designation
140x140x12.5
Outside Dimension (D)
140 mm
Wall Thickness (t)
12.5 mm
Mass per Metre
48.7 kg/m
Cross-Sectional Area
62.1 cm2
Second Moment of Area I
1,653 cm4
Elastic Modulus Z
236 cm3
Plastic Modulus S
293 cm3
Radius of Gyration r
5.16 cm
Torsional Constant (It)
2,696 cm4
Surface Area per Metre
0.528 m2/m
Surface Area per Tonne
10.8 m2/t

140x140 SHS — Overview

The 140x140 serial size group contains 7 sections, ranging from 48.7 kg/m to 21 kg/m. All sections in this group share the same nominal depth and width but differ in web and flange thickness, which affects the weight and structural capacity.

Section properties are sourced from the Tata Steel Blue Book / SCI P363. For structural design to BS EN 1993-1-1 (Eurocode 3), use these properties with the appropriate partial factors from the UK National Annex.

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Section properties from Tata Steel Blue Book / SCI P363 / BS 4-1:2005.

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