When choosing the right TMT bar for your construction project, understanding its grades and efficiency is crucial. Grades like Fe 500 and Fe 550D are widely used to make steel. While both grades offer superior support, specific differences make them suitable for different purposes. 

So, which one is better? Fe 500 or Fe 550D? As suppliers of Pure TMT bars in Kolkata, we at Maan Shakti deal with both. 

Let's find out how the TMT bar grades differ and what their contribution to India's construction industry is. 

What are Fe 500 and Fe 550D Graded TMT Bars? 

Fe 500 TMT bars are one of the grades that are used across different high-rise construction projects, due to their high-yield strength. On the other hand, Fe 550D TMT bars are known for their high ductility, making them suitable for strengthening complex structural designs. Before selecting any or both of them for structural designs, know how diverse features coincide or differ.

5 Key Differences Between Fe 500 and Fe 550D TMT bars 

Whether you are building bridges, dams, or high-rise buildings, selecting Pure TMT bars can make all the difference. Here's how Fe 500 and Fe 550D TMT bars differ: 

1. Yield Strength 

Fe 550D: Featuring a yield strength of 550 MPa, these bars offer enhanced durability, making them ideal for structures subjected to heavy loads and high stress.

Fe 500: With a yield strength of 500 MPa, these bars are well-suited for standard residential and commercial construction, providing reliable strength for everyday structural needs.

2. Ductility 

Fe 550D: Offers higher strength but lower ductility compared to Fe 500 SD, making it less flexible under stress but more suitable for high-load structural applications.

Fe 500: Provides greater ductility, making it more flexible and easier to handle during construction, ideal for applications requiring better bendability and seismic resistance.

3. Corrosion-Resistance 

Fe 550D: As one of the Pure TMT bars in Kolkata,  this grade features superior corrosion resistance due to its enhanced chemical composition, making it well-suited for coastal, humid, or chemically aggressive environments.

Fe 500 SD: Offers reliable corrosion resistance but may be less durable than Fe 550 SD in highly corrosive or extreme environmental conditions.

4. Sesimic Load Resistance 

Fe 550D: While strong, Fe 550 SD bars have lower ductility, which makes them less ideal for earthquake-prone regions.

Fe 500: Due to its higher ductility, Fe 500 SD is better suited for seismic zones, offering more flexibility and energy absorption during quakes.

4. Structural Load Capacity 

Fe 550D: Pure TMT bars of this grade are engineered to withstand heavier structural loads, making them ideal for large-scale, load-bearing constructions such as high-rise buildings and industrial structures.

Fe 500: Designed for moderate load requirements, making it well-suited for standard residential and commercial buildings.

Conclusion 

Both Fe 500 and Fe 550D TMT bars are excellent choices for construction. At Maan Shakti, we specialise in manufacturing Fe 550D TMT bars for India. If you are looking for construction flexibility, durability, and cost-efficiency, Fe 55D TMT bars can be your best choice. 

Are you searching for the right grade? Connect with Us today for more product information and updates.