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ISWB 350

Wide Flange Beam56.9 kg/m

Indian Standard Wide Flange Beam — IS 808:2021 | Depth 350mm × Width 200mm

Cross-Section (mm)
350200tw=8tf=11.4
Weight Calculator
56.9 kg/m × 6m × 1 =
341.4kg
0.341tonnes
Section Properties
Depth (D)350 mm
Width (B)200 mm
Web Thickness (tw)8 mm
Flange Thickness (tf)11.4 mm
Weight per Metre56.9 kg/m
Cross-sectional Area72.43 cm²
Moment of Inertia (Ixx)18274.6 cm⁴
Moment of Inertia (Iyy)1930.5 cm⁴
Section Modulus (Zxx)1044.3 cm³
Section Modulus (Zyy)193.1 cm³
Radius of Gyration (rxx)15.89 cm
Radius of Gyration (ryy)5.16 cm
Related Sections
ISWB 300
300mm × 200mm · 48.2 kg/m
Ixx 11700.3 cm⁴ · Zxx 780 cm³
ISWB 400
400mm × 200mm · 66.7 kg/m
Ixx 27179.3 cm⁴ · Zxx 1359 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 ISWB 350 per metre?

ISWB 350 weighs 56.9 kg per metre as per IS 808. For a standard 6m length, the total weight would be 341.4 kg.

Q.What are the dimensions of ISWB 350?

ISWB 350 has a depth of 350mm, flange width of 200mm, web thickness of 8mm, and flange thickness of 11.4mm.

Q.What is the moment of inertia of ISWB 350?

The moment of inertia of ISWB 350 is Ixx = 18274.6 cm⁴ (major axis) and Iyy = 1930.5 cm⁴ (minor axis).

Q.When should I use ISWB 350?

ISWB 350 (Wide Flange Beam) is typically used for beams requiring higher lateral stiffness and crane girders. It provides a section modulus of Zxx = 1044.3 cm³, suitable for beams with moderate bending requirements.

Q.How much does a 6 metre ISWB 350 weigh?

A 6m length of ISWB 350 weighs 341.4 kg (0.341 tonnes). Weight formula: 56.9 kg/m × 6m = 341.4 kg.

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