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ISHB 400

Heavy Beam77.4 kg/m

Indian Standard Heavy Beam — IS 808:2021 | Depth 400mm × Width 250mm

Cross-Section (mm)
400250tw=9.1tf=12.7
Weight Calculator
77.4 kg/m × 6m × 1 =
464.4kg
0.464tonnes
Section Properties
Depth (D)400 mm
Width (B)250 mm
Web Thickness (tw)9.1 mm
Flange Thickness (tf)12.7 mm
Weight per Metre77.4 kg/m
Cross-sectional Area98.66 cm²
Moment of Inertia (Ixx)34882.2 cm⁴
Moment of Inertia (Iyy)3778.6 cm⁴
Section Modulus (Zxx)1744.1 cm³
Section Modulus (Zyy)302.3 cm³
Radius of Gyration (rxx)18.8 cm
Radius of Gyration (ryy)6.19 cm
Related Sections
ISHB 350
350mm × 250mm · 67.4 kg/m
Ixx 22894.1 cm⁴ · Zxx 1308.2 cm³
ISHB 450
450mm × 250mm · 87.2 kg/m
Ixx 51044.8 cm⁴ · Zxx 2268.7 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 ISHB 400 per metre?

ISHB 400 weighs 77.4 kg per metre as per IS 808. For a standard 6m length, the total weight would be 464.4 kg.

Q.What are the dimensions of ISHB 400?

ISHB 400 has a depth of 400mm, flange width of 250mm, web thickness of 9.1mm, and flange thickness of 12.7mm.

Q.What is the moment of inertia of ISHB 400?

The moment of inertia of ISHB 400 is Ixx = 34882.2 cm⁴ (major axis) and Iyy = 3778.6 cm⁴ (minor axis).

Q.When should I use ISHB 400?

ISHB 400 (Heavy Beam) is typically used for columns and heavy-duty applications requiring wide flanges. It provides a section modulus of Zxx = 1744.1 cm³, suitable for beams with moderate bending requirements.

Q.How much does a 6 metre ISHB 400 weigh?

A 6m length of ISHB 400 weighs 464.4 kg (0.464 tonnes). Weight formula: 77.4 kg/m × 6m = 464.4 kg.

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