Steel joist is vital components to your roofing and flooring system.
The joist is custom-made structural steel components used to support the floors or roof of a building. The use of a system of steel joists and steel deck is a solution of choice resulting in significant savings.
Joist Girders are open web steel reinforcements that serve as primary framing members. They are designed as simple spans to support concentrated loads for a floor or roof system.
Steel are open web lightweight steel trusses consisting of parallel chords and a triangulated web system, proportioned to span between bearing points.
There are five main components: a top chord, bottom chord, end web, bearing seat, and interior web members.
Steel joist is typically made of hot-rolled or cold-formed steel with the yield strength and is generally designed and constructed following standards.
The primary function of Steel Joist is to provide direct support for roof or floor deck and to transfer the load imposed on the bridge to the structural frame, i.e. beam and column.
Application of the product
Steel joists work in a variation of projects like industrial, commercial and other unique applications.
AS PER ISI SPECFICATION IS: 2062-2006 |
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Designation | Depth of Section | Width of Flange | Thickness of Web | Weight/Mtr | Sectional Area | Moduli of Section | |
h | b | t | w | a | Zxx | Zyy | |
(mm) | (mm) | (mm) | (Kg) | (cm2) | (cm2) | (cm2) | |
ISMB 100 | 100 | 60 | 4.5 | 11.5 | 14.6 | 51.5 | 10.9 |
ISMB 125 | 125 | 70 | 5 | 13.2 | 16.6 | 71.2 | 11.7 |
ISMB 150 | 150 | 75 | 5 | 15 | 19 | 95.7 | 13.1 |
ISMB 175 | 175 | 85 | 5.8 | 19.6 | 24.6 | 145.4 | 18.9 |
ISMB 200 | 200 | 100 | 5.7 | 25.4 | 32.3 | 223.5 | 30 |
ISMB 250 | 250 | 125 | 6.9 | 37.3 | 47.6 | 410.5 | 53.5 |
ISMB 300 | 300 | 140 | 7.7 | 46 | 58.6 | 599 | 69.5 |
ISMB 350 | 350 | 140 | 8.1 | 52.4 | 66.7 | 778.9 | 76.8 |
ISMB 400 | 400 | 140 | 8.9 | 61.5 | 78.5 | 1022.9 | 88.9 |
ISMB 450 | 450 | 150 | 9.4 | 72.4 | 92.3 | 1350.7 | 111.2 |
ISMB 500 | 500 | 180 | 10.2 | 86.9 | 110.7 | 1808.7 | 152.2 |
ISMB 600 | 600 | 210 | 12 | 123 | 156.2 | 3060.4 | 252.5 |