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iSTEEL XLS D

Engineered to last longer

Discover the power of iSTEEL XLS D Steel, manufactured to enhance the longevity and durability of your home by 17%.

Download brochure

iSTEEL XLS D

Engineered to last longer

Discover the power of iSTEEL XLS D Steel, manufactured to enhance the longevity and durability of your home by 17%.

Download brochure

Designed to last 17% longer

iSTEEL XLS D 550 grade Steel is designed to withstand much more than ordinary steel, providing a stronger foundation for your home. Our innovative chemical composition, including Copper, Nickel, and Chromium, significantly reduces corrosion, ensuring your home remains sturdy for generations.


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  • Enhanced Corrosion Resistance

    The addition of nickel and copper significantly increases our steel’s longevity. The copper in XLS D TMT bars provide excellent resistance to corrosion, especially in coastal and humid environments.

  • High Strength and Ductility

    With superior strength and ductility, XLS D TMT bars are ideal for withstanding high stress and seismic activities.

  • Uniform Quality

    Manufactured using advanced technology, XLS D TMT bars maintain consistent quality regardless of the cross-section taken.

  • Certified Excellence

    Our XLS D TMT bars meet stringent ISI and ISO standards, offering assured quality and safety for your construction projects.

Triple Protection 

Our XLS D TMT bars are infused with Copper, Nickel, and Chromium, enhancing corrosion resistance. 

Copper has been trusted for generations to fill pores and resist corrosion.
Nickel toughens steel and increases fatigue resistance.
Chromium resists oxidation and pitting.

Chemical and Physical Properties

Our R&D team has formulated the perfect composition of Copper, Nickel and Chromium, in terms of physical and chemical properties.

Copper in %
(Max)

0.250

Nickel in %
(Max)

0.055

Chromium
(Max)

0.055

*Corrosive Resistance Elements (Copper, Nickel & Chromium)

Proven Longevity

iSTEEL XLS D TMT bars are BIS approved under CML No. 6121345. Tested at the National Metallurgical Laboratory, they have the lowest corrosion rate, making them 17.7% better in corrosion resistance than other reputed Indian brands. The 30-day immersion test and SO2 test confirm our superior durability.

Alternate Immersion Test

Specimen iSTEEL XLS – D Sample 1 Sample Sample 3
Results RATE (MPY) 14.51 18.31 15.33 17.59
Corrosion rate of steel bars determined from 30 days alternate immersion test. ISTEEL Corrosion Resistance Index is 17.7% better than the average of other reputed Indian steel brands.

Sulphur Diode Test

Specimen iSTEEL XLS – D Sample 1 Sample Sample 3
Results RATE (MPY) 8.09 9.03 8.72 10.33
Corrosion rate of steel bars determined from a 30-day SO2 test. iSTEEL Corrosion resistance Index is 15.7% better than the average of other reputed Indian steel brands.

Real steel, real stories

  • The key factor is that there are no other brands to compare with iSTEEL

    C Saravanan

    Steel Mart, Viruthunagar

  • Overall iSTEEL is an excellent product, and well known among customers for their quality.

    Sri Krishnaa Traders

    Sivakasi

  • Speaking of iSTEEL, their standard is so high that a lot of customers will even wait and purchase only iSTEEL and not any other brands from us

    MM Firm

    Tirunelveli

    Trusted by the best