Structural Steel - Types, Advantages and Disadvantages

Steel can be used for the construction of structural members like footing, column, beams, truss etc. Structural steel is rolled into a variety of shapes and sizes in the rolling mill.

Structural Steel - Types, Advantages and Disadvantages
Structural Steel Bridge

Types of Structural Steel

Various types of rolled steel sections available in the market are:

1. Rolled Steel Bar Section
2. Rolled Steel Plate Section (ISPL)
3. Indian standard sheet sections (ISSH)
4. Indian Standard Strips (ISST)
5. Indian Standard Flats (ISF)
6. Rolled Steel Tubes
7. Rolled Steel Angle Section (ISA)
8. Rolled Steel Tee-Sections
9. Rolled Steel Channel Sections
10. Rolled steel I Sections
11. Built up Section

Advantages of Steel as Structural Material

The main advantages of employing steel as a structural material are:

1. High strength
2. The high density of steel makes the structure water and gas tight
3. Provide long service life
4. Structural steel can be employed in prefabricated members
5. Readily dismantled and replaced

Disadvantages of Steel as Structural Material

The main disadvantages of steel as a structural material are:

1. Expensive
2. Low fire resistance
3. Susceptible to corrosion
ALSO READ: Introduction to Steel in Construction

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