Alloy Steel Square Bar

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Marzouk Steel, located in Tunis, Tunisia, has built a solid reputation as a reliable manufacturer and supplier of top-notch Alloy Steel square bars. These bars are celebrated for their exceptional strength, precision, and durability, making them perfect for the rigorous demands of industrial, construction, and engineering projects. By employing cutting-edge rolling techniques, heat treatment, and strict quality control measures, Marzouk Steel guarantees that each square bar offers consistent mechanical performance, precise dimensions, and a long-lasting service life. Catering to the automotive, machinery, fabrication, and structural industries, the company delivers Alloy Steel square bars that blend toughness, wear resistance, and structural integrity, making them ideal for critical and high-stress applications.

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Alloy Steel Bright Square Bars

Alloy Steel Polished Square Bars

Alloy Steel Cold Finished Square Rod

Table of Contents

What is Alloy Steel Square Bar?

These Alloy Steel square bars are crafted from a blend of alloy steel that includes carbon, chromium, and molybdenum, which enhances their strength, toughness, and wear resistance. They boast impressive mechanical properties, with tensile strength ranging from 600 to 800 MPa, yield strength between 400 and 600 MPa, and elongation of 12 to 18%. Thanks to their heat treatment and precise rolling, these square bars maintain uniform hardness, fatigue resistance, and dimensional stability, ensuring dependable performance even under high-load and high-stress conditions.

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Alloy Steel Bars

Alloy Steel Square Bar Specification

Specifications ASTM A182, ASME SA182
Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
Range 5mm to 500mm Dia in 100mm to 6000mm Length
Diameter 10 mm To 200 mm
Thickenss 0.5mm to 500mm Diameter
High Speed Steel (HSS), HCHCR & OHNS in Grade M2, M3, M35, M42, T-1, T-4, T-15, T-42, D2, D3, H11, H13, OHNS-01 & EN52
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length 1000 mm Long To 6000 mm Long
Form Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.

Alloy Steel Square Bar Chemical Composition

Element C Cr Mn Mo P S Si Ni
F5 0.15 Max 4.0-6.0 0.30-0.60 0.44-0.65 0.035 Max 0.030 Max 0.50 Max 0.50 Max
F1 0.15 Max 3.0-5.0 0.30-0.60 0.40-0.50 0.035 Max 0.030 Max 0.50 Max 0.50 Max
F22 0.05-0.15 2.00-2.50 0.30-0.60 0.90-1.10 0.035 Max 0.040 Max 0.50 Max –
F91 0.08-0.12 8.0-9.5 0.30-0.60 0.85-1.05 0.020 Max 0.010 Max 0.20-0.50 0.40 Max
F9 0.15 Max 8.0-10.0 0.30-0.60 0.90- 1.10 0.030 Max 0.030 Max 0.50- 1.00 –
F11 0.10-0.20 1.00-1.50 0.40-0.65 0.44-0.65 0.025 Max 0.040 Max 0.50-0.80 –

Alloy Steel Square Bar Mechanical Properties

Grade Tensile Strength (ksi) min Elongation (% in 50mm) min Yield Strength 0.2% Proof (ksi) min
F9 415 30 205
F5 275 485 20

If You Are Looking To Buy High Quality Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Top Manufacturer and Supplier of Alloy Steel Square Bar in Tunis, Tunisia​

Marzouk Steel is a top manufacturer and supplier of high-quality Alloy Steel Square Bar products in Tunis, Tunisia. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.

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Types of Alloy Steel Square Bar

Cold Drawn Alloy Steel Square Bar
Alloy Steel Hot-Rolled Square Bars
Alloy Steel Annealed Square Bars
Alloy Steel Ground Square Rod
Alloy Steel Pickled Surface Square Rods
Alloy Steel Square Bar

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Uses of Alloy Steel Square Bar

Alloy Steel square bars find their way into a variety of applications, including automotive components, heavy machinery, construction frameworks, structural supports, and industrial equipment. They are particularly suited for tasks that demand high strength, wear resistance, and toughness, such as shafts, brackets, frames, and fabricated parts. With their outstanding durability and consistent mechanical properties, these square bars help minimize maintenance needs and boost operational efficiency. Engineers and manufacturers trust Alloy Steel square bars for crafting robust, high-performance components in challenging industrial and structural settings.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry