Inox Steel India is a manufacturer, supplier, and exporter of hot rolled hex bars, supplying to engineering, fabrication, forging, and industrial manufacturing sectors across India, GCC countries, the Middle East, Africa, Europe, and the Americas.
Hot rolled hex bars are produced using the hot rolling process, where steel billets are rolled at elevated temperatures to achieve a hexagonal (six-sided) cross section. This manufacturing route makes hot rolled hex bars suitable for structural use, forging stock, and general machining applications where commercial tolerances and material soundness are required.
Inox Steel India supplies hot rolled hex bars across carbon steel, alloy steel, stainless steel, duplex, tool steel, nickel alloy, titanium, and copper alloy grades, manufactured in accordance with applicable ASTM, ASME, EN, DIN, and IS standards.
Hot rolled hex bars are solid long products with a hexagonal cross section, formed by rolling heated billets through hexagonal passes. The high-temperature rolling process allows the metal to be shaped easily, producing bars with rounded edges, mill-scale surface, and standard dimensional tolerances.
Hot rolled hex bars are commonly used where surface finish is not critical and where further processing such as machining, forging, or heat treatment is planned.
Manufacturing Steps:
1️⃣ Billet Heating
Steel or alloy billets are heated to hot rolling temperatures.
2️⃣ Hot Rolling Through Hex Passes
The heated billets are passed through rolling stands to form the hexagonal profile.
3️⃣ Cooling
Bars are cooled naturally after rolling, resulting in mill-scale surface finish.
4️⃣ Straightening & Cutting
Bars are straightened and cut to standard or custom lengths.
5️⃣ Inspection
Dimensional checks and material verification are performed before dispatch.
✅ Key Characteristics of Hot Rolled Hex Bars
These characteristics make hot rolled hex bars ideal for fabrication, structural components, and secondary processing.
Hot rolled hex bars can be supplied in a wide range of materials, including:
Material selection depends on mechanical requirements, corrosion resistance, and application environment.
🧭 Key Factors to Consider When Selecting Hot Rolled Hex Bars
When selecting hot rolled hex bars, the following parameters should be evaluated:
1️⃣ Material Grade and Standard
2️⃣ Across-Flat Size and Length Requirement
3️⃣ Need for Further Machining or Forging
4️⃣ Heat Treatment Requirement
5️⃣ Cost vs Finish Consideration
Correct selection ensures cost efficiency and functional suitability for the intended application.
🌍 Usage & Demand Overview
In India, hot rolled hex bars are widely used by fabrication units, forging houses, construction contractors, and machining workshops, particularly in industrial regions such as Pune, Ludhiana, Faridabad, Ahmedabad, and Coimbatore.
Export demand is driven by general engineering, fabrication, and industrial manufacturing sectors requiring cost-effective hexagonal bar stock.
Hot rolled hex bars supplied by Inox Steel India are selected where structural soundness, cost efficiency, and suitability for secondary processing are required. These bars are commonly used as forging stock, machining stock, or structural members where tight surface finish is not the primary requirement.
🧩 Applications by Use Case
Structural & Fabrication Use
Service Use: General construction and fabrication with commercial tolerances.
Typical Applications: Frames, supports, brackets, base plates, anchors.
Industry Sectors: Construction | Fabrication | Infrastructure
Forging Stock
Service Use: Preforms for closed-die and open-die forging.
Typical Applications: Automotive forgings, fastener blanks, shafts, couplings.
Industry Sectors: Automotive | Forging | Heavy Engineering
Machining & General Engineering
Service Use: Machined components where surface will be removed.
Typical Applications: Nuts, bolts, studs, spindles, bushings.
Industry Sectors: CNC Machining | General Engineering | OEM Manufacturing
📐 Hot Rolled Hex Bar Sizes & Dimensions
Hot rolled hex bars are supplied in standard metric hex bar sizes with commercial tolerances.
(Refer to standard hex bar sizes in mm PDF and hex bar size chart in mm India for complete dimensional details.)
| AF Size (mm) | Approx. Weight (kg/m) |
|---|---|
| 8 | 0.43 |
| 10 | 0.68 |
| 12 | 0.98 |
| 16 | 1.74 |
| 20 | 2.72 |
| 25 | 4.25 |
| 30 | 6.11 |
| 40 | 10.86 |
| 50 | 16.90 |
| 60 | 24.60 |
Weights are indicative and may vary based on material grade and rolling tolerance.
💰 Hot Rolled Hex Bars Price (Indicative – India)
| Material Category | Approx. Price Range (INR / kg) |
|---|---|
| Carbon Steel | ₹ 60 – ₹ 90 |
| Alloy Steel | ₹ 90 – ₹ 160 |
| Stainless Steel | ₹ 180 – ₹ 350 |
| Other Alloys | On Request |
Prices depend on material grade, size, quantity, and market conditions.
🔢 Hot Rolled Hex Bar HSN / HS Code
HSN Code: As per base material
(Commonly 7214 / 7228 / 7222 depending on material category)
Hot rolled hex bars are inspected as per material and application requirements.
Testing includes:
Material can be supplied with EN 10204 3.1 / 3.2 certification on request.
🏭 Why Choose Inox Steel India
Inox Steel India supplies hot rolled hex bars with consistent rolling quality, material traceability, and reliable logistics support for domestic and export markets. Products are processed and inspected to meet commercial tolerance requirements for fabrication, forging, and machining applications.
Key supply features:
🧩 Industries Served
Hot rolled hex bars are supplied to the following industries:
Material and size selection is aligned with load requirements, secondary processing needs, and cost considerations.
📦 Packaging & Supply
Hot rolled hex bars are packed and dispatched as per standard industrial and export practices.
Dispatch supported through JNPT (Mumbai), Mundra, and Hazira ports for export shipments.
Across-flat sizes typically range from 8 mm to 60 mm. Larger sizes may be available on request. Yes. They are commonly used as machining stock where surface material is removed during processing. Hot rolled hex bars are supplied with mill-scale (black) finish. Yes, custom cut lengths are available as per requirement. Material can be supplied with EN 10204 3.1 / 3.2 test certification on request. What are the standard hot rolled hex bar sizes?
Are hot rolled hex bars suitable for machining?
What is the surface finish of hot rolled hex bars?
Are custom cut lengths available?
Is test certification provided with supply?