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ISJB 175

Junior Beam8.1 kg/m

Indian Standard Junior Beam — IS 808:2021 | Depth 175mm × Width 50mm

Cross-Section (mm)
17550tw=3.2tf=4.8
Weight Calculator
8.1 kg/m × 6m × 1 =
48.6kg
0.049tonnes
Section Properties
Depth (D)175 mm
Width (B)50 mm
Web Thickness (tw)3.2 mm
Flange Thickness (tf)4.8 mm
Weight per Metre8.1 kg/m
Cross-sectional Area10.35 cm²
Moment of Inertia (Ixx)519.9 cm⁴
Moment of Inertia (Iyy)9.4 cm⁴
Section Modulus (Zxx)59.4 cm³
Section Modulus (Zyy)3.8 cm³
Radius of Gyration (rxx)7.09 cm
Radius of Gyration (ryy)0.95 cm
Related Sections
ISJB 150
150mm × 50mm · 7.1 kg/m
Ixx 325.8 cm⁴ · Zxx 43.4 cm³
ISJB 200
200mm × 60mm · 9.9 kg/m
Ixx 798.8 cm⁴ · Zxx 79.9 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 ISJB 175 per metre?

ISJB 175 weighs 8.1 kg per metre as per IS 808. For a standard 6m length, the total weight would be 48.6 kg.

Q.What are the dimensions of ISJB 175?

ISJB 175 has a depth of 175mm, flange width of 50mm, web thickness of 3.2mm, and flange thickness of 4.8mm.

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

The moment of inertia of ISJB 175 is Ixx = 519.9 cm⁴ (major axis) and Iyy = 9.4 cm⁴ (minor axis).

Q.When should I use ISJB 175?

ISJB 175 (Junior Beam) is typically used for light loads, lintels, and small span beams. It provides a section modulus of Zxx = 59.4 cm³, suitable for beams with moderate bending requirements.

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

A 6m length of ISJB 175 weighs 48.6 kg (0.049 tonnes). Weight formula: 8.1 kg/m × 6m = 48.6 kg.

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