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Product Overview of SRJ TMT Bars
SRJ Steel’s Thermex 500 TMT bars are high-quality reinforcement bars designed to provide superior strength, durability, and flexibility for various construction applications.
Manufacturing Process:
These TMT bars are produced using the patented ‘Thermex’ process, which involves rapid quenching and self-tempering to achieve a hard outer surface and a ductile core.
Product Range:
- Sizes:Available in diameters ranging from 8 mm to 32 mm.
- Grades:Offered in Fe 415, Fe 500, Fe 550, Fe 500 D, and Fe 500 CRS, adhering to IS 1786 standards.
- Embossing:Each bar is embossed with the ISI mark and the SRJ brand name at 1-meter intervals along its length.
Features of TMT Bars
SRJ Steel’s Thermex 500 TMT bars are engineered to provide superior performance in construction applications. Key features include:
High Strength
Conforming to grades Fe 415, Fe 500, Fe 550, and Fe 500 D as per IS 1786 standards, these bars offer exceptional tensile strength, enhancing structural integrity.
Enhanced Elongation
With a minimum elongation of 15%, they provide improved ductility, making them suitable for seismic-prone areas.
Corrosion Resistance
The advanced manufacturing process ensures better corrosion resistance, extending the lifespan of structures.
Thermal Stability
These bars maintain their strength even at elevated temperatures up to 600°C, ensuring safety in fire incidents.
Excellent Weldability
Optimized chemical composition allows for superior weldability without compromising strength.
Precise Rib Pattern
CNC rib cutting technology produces prominent ribs, enhancing the bond with concrete.
Superior Bendability
High ductility facilitates easy bending and shaping during construction without cracking.
Technical Specifications of TMT Bars
TMT bars are essential components in reinforced concrete structures, offering high strength, ductility, and durability. Below are the technical specifications for SRJ Steel’s TMT bars:
Mechanical Properties:
- Higher Elongation:Minimum of 15% elongation, ensuring better ductility and seismic resistance
- Thermal Stability:Maintains strength at elevated temperatures up to 600°C
- Corrosion Resistance:Enhanced resistance to rust, ensuring longevity even in harsh environments
- Weldability:Optimal chemical composition allows for excellent weldability without preheating
- Straightness:Precision manufacturing ensures perfect straightness, facilitating easier handling and construction
Weight Tolerance:
The weight tolerance for SRJ TMT bars is maintained within the limits specified by IS 1786.
Chemical Composition:
SRJ TMT bars adhere to the chemical composition requirements as per IS 1786:2008 standards, ensuring low levels of impurities like sulfur and phosphorus, which enhances the overall quality and durability of the bars.
Applications of TMT Bar
TMT bars are a crucial component in the construction industry due to their exceptional strength, flexibility, and durability. These bars are manufactured using advanced technology, ensuring they meet the structural and safety demands of various projects. Here are some common applications of TMT bars:
Residential Construction
TMT bars are widely used in the construction of residential buildings due to their ability to withstand high stress and load. They provide strength to the foundation and ensure the durability of the structure.
Commercial and Industrial Structures
High-rise buildings, bridges, warehouses, and industrial structures require robust materials. TMT bars’ corrosion resistance and seismic resistance properties make them ideal for such projects.
Dams and Reservoirs
In large-scale projects like dams and reservoirs, where structures must endure massive pressure and varying water levels, TMT bars ensure longevity and stability.
Infrastructure Development
Roads, flyovers, and metro projects rely heavily on TMT bars for reinforcement. Their tensile strength and flexibility ensure the structural integrity of these public infrastructures.
Marine Structures
TMT bars are used in ports and shipyards due to their corrosion-resistant properties, making them suitable for construction in saline environments.
Earthquake-Resistant Buildings
TMT bars have a unique combination of strength and flexibility, which allows them to absorb and dissipate seismic energy. This makes them essential for constructing earthquake-resistant structures.
Underground Structures
For tunnels and subways, TMT bars are used to provide the necessary reinforcement and support against earth pressure and vibrations.
