150x150 EA — Sizes, Dimensions & Properties

4 sizes in the 150x150 serial size group. All dimensions in mm, section properties in cm units.

DesignationMass (kg/m)Leg (mm)t (mm)A (cm2)Ixx (cm4)rxx (cm)rv (cm)
150x150x10231501029.36244.622.97
150x150x1227.31501234.87374.62.95
150x150x1533.815015438984.572.93
150x150x1840.115018511,0504.542.92

150x150x10 EA

Designation
150x150x10
Mass per Metre
23 kg/m
Leg Length
150 mm
Thickness (t)
10 mm
Root Radius (r)
16 mm
Toe Radius (r2)
8 mm
Cross-Sectional Area
29.3 cm2
Centroid Distance cx
4.03 cm
Centroid Distance cy
4.03 cm
Second Moment of Area Ixx
624 cm4
Second Moment of Area Iyy
624 cm4
Radius of Gyration rxx
4.62 cm
Radius of Gyration ryy
4.62 cm
Elastic Modulus Zxx
56.9 cm3
Elastic Modulus Zyy
56.9 cm3
Second Moment of Area Iu
991 cm4
Second Moment of Area Iv
258 cm4
Radius of Gyration ru
5.82 cm
Radius of Gyration rv
2.97 cm
tan(alpha)
1

150x150x12 EA

Designation
150x150x12
Mass per Metre
27.3 kg/m
Leg Length
150 mm
Thickness (t)
12 mm
Root Radius (r)
16 mm
Toe Radius (r2)
8 mm
Cross-Sectional Area
34.8 cm2
Centroid Distance cx
4.12 cm
Centroid Distance cy
4.12 cm
Second Moment of Area Ixx
737 cm4
Second Moment of Area Iyy
737 cm4
Radius of Gyration rxx
4.6 cm
Radius of Gyration ryy
4.6 cm
Elastic Modulus Zxx
67.7 cm3
Elastic Modulus Zyy
67.7 cm3
Second Moment of Area Iu
1,170 cm4
Second Moment of Area Iv
303 cm4
Radius of Gyration ru
5.8 cm
Radius of Gyration rv
2.95 cm
tan(alpha)
1

150x150x15 EA

Designation
150x150x15
Mass per Metre
33.8 kg/m
Leg Length
150 mm
Thickness (t)
15 mm
Root Radius (r)
16 mm
Toe Radius (r2)
8 mm
Cross-Sectional Area
43 cm2
Centroid Distance cx
4.25 cm
Centroid Distance cy
4.25 cm
Second Moment of Area Ixx
898 cm4
Second Moment of Area Iyy
898 cm4
Radius of Gyration rxx
4.57 cm
Radius of Gyration ryy
4.57 cm
Elastic Modulus Zxx
83.5 cm3
Elastic Modulus Zyy
83.5 cm3
Second Moment of Area Iu
1,430 cm4
Second Moment of Area Iv
370 cm4
Radius of Gyration ru
5.76 cm
Radius of Gyration rv
2.93 cm
tan(alpha)
1

150x150x18 EA

Designation
150x150x18
Mass per Metre
40.1 kg/m
Leg Length
150 mm
Thickness (t)
18 mm
Root Radius (r)
16 mm
Toe Radius (r2)
8 mm
Cross-Sectional Area
51 cm2
Centroid Distance cx
4.37 cm
Centroid Distance cy
4.37 cm
Second Moment of Area Ixx
1,050 cm4
Second Moment of Area Iyy
1,050 cm4
Radius of Gyration rxx
4.54 cm
Radius of Gyration ryy
4.54 cm
Elastic Modulus Zxx
98.7 cm3
Elastic Modulus Zyy
98.7 cm3
Second Moment of Area Iu
1,670 cm4
Second Moment of Area Iv
435 cm4
Radius of Gyration ru
5.71 cm
Radius of Gyration rv
2.92 cm
tan(alpha)
1

150x150 EA — Overview

The 150x150 serial size group contains 4 sections, ranging from 40.1 kg/m to 23 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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