100x75 UA — Sizes, Dimensions & Properties

3 sizes in the 100x75 serial size group. All dimensions in mm, section properties in cm units.

DesignationMass (kg/m)A (mm)B (mm)t (mm)A (cm2)Ixx (cm4)Iyy (cm4)
100x75x1215.4100751219.718990.2
100x75x1013100751016.616277.6
100x75x810.610075813.513364.1

100x75x12 UA

Designation
100x75x12
Mass per Metre
15.4 kg/m
Leg Length A
100 mm
Leg Length B
75 mm
Thickness (t)
12 mm
Root Radius (r)
10 mm
Toe Radius (r2)
5 mm
Cross-Sectional Area
19.7 cm2
Centroid Distance cx
3.27 cm
Centroid Distance cy
2.03 cm
Second Moment of Area Ixx
189 cm4
Second Moment of Area Iyy
90.2 cm4
Radius of Gyration rxx
3.1 cm
Radius of Gyration ryy
2.14 cm
Elastic Modulus Zxx
28 cm3
Elastic Modulus Zyy
16.5 cm3
Second Moment of Area Iu
230 cm4
Second Moment of Area Iv
49.5 cm4
Radius of Gyration ru
3.42 cm
Radius of Gyration rv
1.59 cm
tan(alpha)
0.54

100x75x10 UA

Designation
100x75x10
Mass per Metre
13 kg/m
Leg Length A
100 mm
Leg Length B
75 mm
Thickness (t)
10 mm
Root Radius (r)
10 mm
Toe Radius (r2)
5 mm
Cross-Sectional Area
16.6 cm2
Centroid Distance cx
3.19 cm
Centroid Distance cy
1.95 cm
Second Moment of Area Ixx
162 cm4
Second Moment of Area Iyy
77.6 cm4
Radius of Gyration rxx
3.12 cm
Radius of Gyration ryy
2.16 cm
Elastic Modulus Zxx
23.8 cm3
Elastic Modulus Zyy
14 cm3
Second Moment of Area Iu
197 cm4
Second Moment of Area Iv
42.1 cm4
Radius of Gyration ru
3.45 cm
Radius of Gyration rv
1.59 cm
tan(alpha)
0.544

100x75x8 UA

Designation
100x75x8
Mass per Metre
10.6 kg/m
Leg Length A
100 mm
Leg Length B
75 mm
Thickness (t)
8 mm
Root Radius (r)
10 mm
Toe Radius (r2)
5 mm
Cross-Sectional Area
13.5 cm2
Centroid Distance cx
3.1 cm
Centroid Distance cy
1.87 cm
Second Moment of Area Ixx
133 cm4
Second Moment of Area Iyy
64.1 cm4
Radius of Gyration rxx
3.14 cm
Radius of Gyration ryy
2.18 cm
Elastic Modulus Zxx
19.3 cm3
Elastic Modulus Zyy
11.4 cm3
Second Moment of Area Iu
163 cm4
Second Moment of Area Iv
34.6 cm4
Radius of Gyration ru
3.47 cm
Radius of Gyration rv
1.6 cm
tan(alpha)
0.547

100x75 UA — Overview

The 100x75 serial size group contains 3 sections, ranging from 10.6 kg/m to 15.4 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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