MS Square Bars – 8mm, 12mm to 40mm Square Bar Size & Weight Chart

Mild Steel (MS) Square Bars are among the most versatile, reliable, and in-demand structural steel products available today. These bars are an essential choice for engineers, designers, fabricators, and construction professionals across a wide spectrum of industries. At Surya Steel Industries, we manufacture premium-quality MS Square Bars in sizes ranging from 8 mm to 40 mm, all while adhering to strict quality standards and leveraging state-of-the-art rolling technology. Our commitment to precision, performance, and customer satisfaction has helped us become a trusted name across India.

What is an MS Square Bar?

An MS Square Bar is a solid section steel bar with a uniform square cross-section, manufactured using mild steel. It features flat faces and perfectly symmetrical right angles, making it ideal for a wide range of structural and fabrication purposes. These bars are appreciated for their excellent ductility, high tensile strength, easy machinability, and superior weldability.

Unlike round or hexagonal bars, square bars are particularly useful when symmetry and angular precision are required. Their flat surfaces and consistent dimensions help create precise joints, enable better stress distribution, and simplify alignment during fabrication and assembly work. They are highly favored in applications where structural stability, reliable mounting, and solid support are crucial.

At Surya Steel Industries, every square bar is manufactured to meet demanding industry specifications, ensuring top-notch performance, reliability, and ease of use in real-world working conditions.

Applications of MS Square Bars

MS Square Bars are extensively utilized across several industries due to their unique shape and material properties. These applications include but are not limited to:

• Agricultural Industry: Used in the manufacture of implements, chassis frames, pump housing, and rotating equipment arms.
• Forging & Engineering: Commonly forged into precision components like U-bolts, flanges, connecting pins, clamps, and threaded fittings.
• Construction & Scaffolding: Ideal for bracing supports, temporary structural beams, leveling components, couplers, and tension brackets.
• Automobile & Cycle Units: Extensively used in making suspension mounts, sub-assemblies, seat frames, brackets, and pedal systems.
• General & Light Fabrication: Used in customized machinery, storage frames, workbenches, platforms, furniture fixtures, modular racks, and PEB structures.

Their unmatched geometry allows for secure placement, straightforward clamping, and a cleaner finish during welding and fabrication. These characteristics make them an optimal choice for high-vibration, load-bearing, or repetitive mechanical motion environments.

MS Square Bar Grades We Offer

At Surya Steel Industries, we produce MS Square Bars in multiple grades to match a variety of technical and performance requirements. Each grade is designed to provide specific characteristics tailored to the demands of your project:

• IS 2062 E250A / E250 BR – Versatile, general-purpose mild steel grade widely used in construction and structural applications.
• C20 / C22 – Low carbon steel grades suitable for cold forming, bending, and moderate strength applications.
• High Carbon Grades – Provide enhanced hardness and wear resistance, ideal for dynamic and abrasive environments.
• SAE/A ISI 1018 & EN Series – Engineered for accuracy and performance; preferred in precision fabrication, machining, and automotive parts.

We also accommodate custom grades and specifications as per customer requirements.

Key Features of Surya Steel’s MS Square Bars

Our MS Square Bars are not only strong and geometrically reliable but are also manufactured in a facility equipped with the most modern processes in steel production:

• Precision Rolling: Manufactured using CNC roll turning and automatic rolling mills to ensure dimensional accuracy.
• Bright Bar Finish: Superior surface finish with enhanced tolerance control.
• In-House Chemical & Mechanical Testing: Each batch undergoes comprehensive quality tests to ensure strength, ductility, and chemical composition.Mild Steel (MS) Square Bars are among the most versatile, reliable, and in-demand structural steel products available today. These bars are an essential choice for engineers, designers, fabricators, and construction professionals across a wide spectrum of industries. At Surya Steel Industries, we manufacture premium-quality MS Square Bars in sizes ranging from 8 mm to 40 mm, all while adhering to strict quality standards and leveraging state-of-the-art rolling technology. Our commitment to precision, performance, and customer satisfaction has helped us become a trusted name across India.
  

  What is an MS Square Bar?

  An MS Square Bar is a solid section steel bar with a uniform square cross-section, manufactured using mild steel. It features flat faces and perfectly symmetrical right angles, making it ideal for a wide range of structural and fabrication purposes. These bars are appreciated for their excellent ductility, high tensile strength, easy machinability, and superior weldability.

  Unlike round or hexagonal bars, square bars are particularly useful when symmetry and angular precision are required. Their flat surfaces and consistent dimensions help create precise joints, enable better stress distribution, and simplify alignment during fabrication and assembly work. They are highly favored in applications where structural stability, reliable mounting, and solid support are crucial.

  At Surya Steel Industries, every square bar is manufactured to meet demanding industry specifications, ensuring top-notch performance, reliability, and ease of use in real-world working conditions.

  Applications of MS Square Bars

  MS Square Bars are extensively utilized across several industries due to their unique shape and material properties. These applications include but are not limited to:

  • Agricultural Industry: Used in the manufacture of implements, chassis frames, pump housing, and rotating equipment arms.
  • Forging & Engineering: Commonly forged into precision components like U-bolts, flanges, connecting pins, clamps, and threaded fittings.
  • Construction & Scaffolding: Ideal for bracing supports, temporary structural beams, leveling components, couplers, and tension brackets.
  • Automobile & Cycle Units: Extensively used in making suspension mounts, sub-assemblies, seat frames, brackets, and pedal systems.
  • General & Light Fabrication: Used in customized machinery, storage frames, workbenches, platforms, furniture fixtures, modular racks, and PEB structures. Their unmatched geometry allows for secure placement, straightforward clamping, and a cleaner finish during welding and fabrication. These characteristics make them an optimal choice for high-vibration, load-bearing, or repetitive mechanical motion environments.

  MS Square Bar Grades We Offer

  At Surya Steel Industries, we produce MS Square Bars in multiple grades to match a variety of technical and performance requirements. Each grade is designed to provide specific characteristics tailored to the demands of your project:

  • IS 2062 E250A / E250 BR – Versatile, general-purpose mild steel grade widely used in construction and structural applications.
  • C20 / C22 – Low carbon steel grades suitable for cold forming, bending, and moderate strength applications.
  • High Carbon Grades – Provide enhanced hardness and wear resistance, ideal for dynamic and abrasive environments.
  • SAE/A ISI 1018 & EN Series – Engineered for accuracy and performance; preferred in precision fabrication, machining, and automotive parts. We also accommodate custom grades and specifications as per customer requirements.

  Key Features of Surya Steel’s MS Square Bars

  Our MS Square Bars are not only strong and geometrically reliable but are also manufactured in a facility equipped with the most modern processes in steel production:

• Precision Rolling: Manufactured using CNC roll turning and automatic rolling mills to ensure dimensional accuracy.
• Bright Bar Finish: Superior surface finish with enhanced tolerance control.
• In-House Chemical & Mechanical Testing: Each batch undergoes comprehensive quality tests to ensure strength, ductility, and chemical composition.
• Defect-Free Steel: Produced with purified molten metal using vacuum degassing and EMS (under installation) for uniform consistency.
• Sustainable Production: Our process incorporates environment-friendly methods and recycling wherever possible.
• Straight, Uniform Bundling: Ensures easy handling, transportation, and reduced fabrication time.

All these attributes contribute to the reliability and performance of our square bars across applications.

MS Square Bar Weight Chart (8 mm to 40 mm)

Below is the complete chart showing standard MS Square Bar sizes and their corresponding weight per meter:

Note: All weights are approximate and subject to rolling tolerances and steel composition.

Why Fabricators Prefer Our MS Square Bars

Fabricators, engineers, and OEMs value MS Square Bars for their uniformity and ease of use. Here’s why they continue to be a top choice on shop floors:

• Fast & Precise Fabrication: Flat edges simplify fixture alignment and reduce layout time.
• Stronger, Cleaner Joints: 90-degree edges result in improved weld strength and visual appeal.
• Minimal Waste: Standardized sizes reduce offcuts, saving time and materials.
• Efficient Clamping: Square geometry allows stable holding during machining or welding.
• Custom Orders: Flexibility in size, grade, and finish tailored to customer needs.

Environmental Benefits & Sustainability

Mild Steel, including our square bars, is among the most recyclable materials on the planet. Our bright square bars are produced using optimized processes that aim to minimize environmental impact. The use of recycled scrap, efficient reheating furnaces, and reduced emissions practices align our production with modern sustainable manufacturing goals.

Using MS Square Bars in construction, machinery, or infrastructure supports a circular economy and ensures longevity with low environmental cost.

Final Thoughts

MS Square Bars from Surya Steel Industries are more than just steel profiles; they represent a fusion of form, strength, quality, and precision. Whether you’re welding agricultural equipment, reinforcing structures, or assembling mechanical systems, our square bars offer unmatched dependability.

With cutting-edge facilities, industry-compliant grades, and customizable options, Surya Steel Industries is your trusted partner for structural steel solutions. Our commitment to quality, timely delivery, and customer service ensures your project gets the best steel—every time.

Get in touch to place your order or request a custom quotation today!