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ISLB 175

Light Beam15.1 kg/m

Indian Standard Light Beam — IS 808:2021 | Depth 175mm × Width 90mm

Cross-Section (mm)
17590tw=5.1tf=7.4
Weight Calculator
15.1 kg/m × 6m × 1 =
90.6kg
0.091tonnes
Section Properties
Depth (D)175 mm
Width (B)90 mm
Web Thickness (tw)5.1 mm
Flange Thickness (tf)7.4 mm
Weight per Metre15.1 kg/m
Cross-sectional Area19.26 cm²
Moment of Inertia (Ixx)1155 cm⁴
Moment of Inertia (Iyy)66.8 cm⁴
Section Modulus (Zxx)132 cm³
Section Modulus (Zyy)14.8 cm³
Radius of Gyration (rxx)7.74 cm
Radius of Gyration (ryy)1.86 cm
Related Sections
ISLB 150
150mm × 80mm · 12.1 kg/m
Ixx 651.7 cm⁴ · Zxx 86.9 cm³
ISLB 200
200mm × 100mm · 18.2 kg/m
Ixx 1836.2 cm⁴ · Zxx 183.6 cm³
Applicable IS Codes
IS 808:2021 — Hot Rolled Structural Steel SectionsIS 2062:2011 — Hot Rolled Structural SteelIS 800:2007 — General Construction in Steel
Frequently Asked Questions
Q.What is the weight of ISLB 175 per metre?

ISLB 175 weighs 15.1 kg per metre as per IS 808. For a standard 6m length, the total weight would be 90.6 kg.

Q.What are the dimensions of ISLB 175?

ISLB 175 has a depth of 175mm, flange width of 90mm, web thickness of 5.1mm, and flange thickness of 7.4mm.

Q.What is the moment of inertia of ISLB 175?

The moment of inertia of ISLB 175 is Ixx = 1155 cm⁴ (major axis) and Iyy = 66.8 cm⁴ (minor axis).

Q.When should I use ISLB 175?

ISLB 175 (Light Beam) is typically used for secondary beams, light-duty beams, and window/door lintels. It provides a section modulus of Zxx = 132 cm³, suitable for beams with moderate bending requirements.

Q.How much does a 6 metre ISLB 175 weigh?

A 6m length of ISLB 175 weighs 90.6 kg (0.091 tonnes). Weight formula: 15.1 kg/m × 6m = 90.6 kg.

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