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Inox Steel India is a trusted manufacturer, supplier, and exporter of Forged Round Bars, offering precision-forged round bars in carbon steel, alloy steel, stainless steel, duplex & super duplex stainless steel, nickel alloys, copper alloys, and titanium for critical industrial applications across India, GCC, Middle East, Africa, Europe, and North & South America.
Forged round bars are specifically engineered for high-load, rotational, pressure-bearing, and fatigue-critical applications, where rolled or cast bars may not deliver the required mechanical integrity. The forging process refines grain flow along the circular axis, resulting in superior strength, toughness, and long-term reliability.
At Inox Steel India, forged round bars are produced using controlled open-die and closed-die forging processes, followed by appropriate heat treatment to meet ASTM, ASME, EN, and DIN standards.
🔧 What Are Forged Round Bars?
Forged round bars are solid cylindrical metal bars manufactured by hot forging billets under compressive force, improving internal grain structure and eliminating shrinkage cavities and internal porosity.
Compared to hot-rolled round bars, forged round bars provide:
These characteristics make forged round bars ideal for shafts, axles, pins, spindles, valves, flanges, and pressure-retaining components.
⚙️ Manufacturing Process Followed at Inox Steel India
1️⃣ Billet Selection
High-quality billets are selected based on material grade — carbon steel, alloy steel, stainless steel, duplex, nickel alloy, copper alloy, or titanium.
2️⃣ Hot Forging
Billets are heated and forged using open-die or closed-die forging, ensuring uniform roundness and proper grain orientation.
3️⃣ Heat Treatment
Forged round bars are heat-treated as per grade requirements:
4️⃣ Rough Machining (Optional)
Bars can be supplied in rough-machined condition to reduce downstream CNC machining time.
5️⃣ Inspection & Testing
Each forged round bar undergoes UT, MPI, PMI, mechanical testing, and dimensional inspection.
⭐ Key Advantages of Forged Round Bars
✔ Excellent strength-to-weight and fatigue performance
✔ Uniform grain flow ideal for rotating components
✔ High resistance to impact and cyclic stress
✔ Suitable for high-pressure and high-temperature service
✔ Improved machinability and dimensional stability
✔ Long service life with reduced risk of internal failure
MASTER TECHNICAL DATA SHEET – FORGED ROUND BARS
| Parameter | Carbon Steel Forged Round Bars | Alloy Steel Forged Round Bars | Stainless Steel Forged Round Bars |
|---|---|---|---|
| Product Form | Solid Forged Round Bar | Solid Forged Round Bar | Solid Forged Round Bar |
| Manufacturing Process | Hot Forged | Hot Forged | Hot Forged |
| Raw Material | Steel Ingots / Billets | Alloy Steel Ingots | Stainless Steel Ingots |
| Material Category | Carbon Steel | Alloy Steel | Stainless Steel |
| Common Grades | ASTM A105, A350 LF2, IS 2062, C45 | EN19, EN24, 4140, 4340 | 304, 304L, 316, 316L, 321 |
| ASTM / EN Standards | ASTM A105 / A266 | ASTM A182 / A322 | ASTM A182 / A276 |
| EN / DIN Equivalent | EN 10222 | EN 10222 | EN 10222 |
| Diameter Range (mm) | 20 – 800 mm | 20 – 750 mm | 20 – 650 mm |
| Standard Sizes (mm) | 25, 32, 40, 50, 65, 80, 100, 150, 200 | Same as Carbon Steel | Same as Carbon Steel |
| Length | Random / Fixed / Cut-to-Length | Random / Fixed / Cut-to-Length | Random / Fixed / Cut-to-Length |
| Surface Condition | As Forged / Rough Machined | As Forged / Rough Machined | As Forged / Rough Machined |
| Density | ~7.85 g/cm³ | ~7.85 g/cm³ | ~7.9 g/cm³ |
| Grain Structure | Refined & Directional | Refined & Directional | Refined & Directional |
| Tensile Strength | 450 – 650 MPa | 650 – 1100 MPa | 515 – 750 MPa |
| Yield Strength | ≥ 250 MPa | ≥ 450 MPa | ≥ 205 MPa |
| Elongation | ≥ 18% | ≥ 12% | ≥ 30% |
| Impact Strength | Good | Very Good | Very Good |
| Heat Treatment | Normalized | Q&T / Normalized | Solution Annealed |
| Machinability | Moderate | Good | Good |
| Weldability | Good | Moderate (Preheat) | Good |
| Typical Applications | Shafts, Flanges, Axles | High-Load Shafts, Gears | Pressure Parts, Valves |
| Testing | Chemical, Mechanical, UT | Chemical, Mechanical, UT | Chemical, Mechanical, PMI |
| Certification | EN 10204 3.1 / 3.2 | EN 10204 3.1 / 3.2 | EN 10204 3.1 / 3.2 |
| HSN / HS Code | 7218 / 7228 | 7228 | 7222 |
| Export Suitability | Domestic & Export | Export | Export |
🧪 Material-Wise Overview & Selection Guidance
🌍 Global & Indian Demand Insight
In India, forged round bars are widely used in power plants, refineries, EPC projects, heavy engineering, and OEM manufacturing hubs across Mumbai, Hazira, Chennai, Bengaluru, and Pune.
International demand includes:
Inox Steel India supports these markets with ready stock and export dispatch via JNPT, Mundra, and Hazira ports.
Forged Round Bars – Applications, Sizes, Pricing & Quality
Forged Round Bars supplied by Inox Steel India are engineered for high-load, rotational, pressure-bearing, and fatigue-critical applications where structural integrity and long service life are essential. Material selection is based on load, temperature, corrosion exposure, and machining requirements, ensuring optimum performance across industries.
🧩 Applications by Material & Industry
🔹 Carbon Steel Forged Round Bars
Service Focus: Pressure and structural applications
Typical Applications:
Industries Served:
Oil & Gas | Power Plants | EPC Projects | Heavy Engineering
🔹 Alloy Steel Forged Round Bars
Service Focus: High strength and fatigue resistance
Typical Applications:
Industries Served:
Power & Energy | Automotive | Heavy Machinery | OEM Manufacturing
🧩 Applications by Material & Industry
🔹 Carbon Steel Forged Round Bars
Service Focus: Pressure and structural applications
Typical Applications:
Industries Served:
Oil & Gas | Power Plants | EPC Projects | Heavy Engineering
🔹 Alloy Steel Forged Round Bars
Service Focus: High strength and fatigue resistance
Typical Applications:
Industries Served:
Power & Energy | Automotive | Heavy Machinery | OEM Manufacturing
🔹 Stainless Steel Forged Round Bars
Service Focus: Corrosion resistance and hygiene
Typical Applications:
Industries Served:
Chemical | Pharma | Food & Dairy | Marine
🔹 Duplex & Super Duplex Forged Round Bars
Service Focus: High strength with chloride resistance
Typical Applications:
Industries Served:
Offshore Oil & Gas | Marine | Desalination | Energy
🔹 Nickel Alloy Forged Round Bars
Service Focus: Extreme temperature and corrosion
Typical Applications:
Industries Served:
Aerospace | Offshore | Chemical Processing | Power
🔹 Copper Alloy Forged Round Bars
Service Focus: Conductivity and marine resistance
Typical Applications:
Industries Served:
Marine | Heat Transfer | Electrical | HVAC
🔹 Titanium Forged Round Bars
Service Focus: Lightweight and high strength
Typical Applications:
Industries Served:
Aerospace | Defence | Offshore | Advanced Engineering
📐 Size & Dimensional Range
Inox Steel India supplies forged round bars in standard and custom-engineered dimensions, suitable for rough machining or precision CNC operations.
| Form | Size Range |
|---|---|
| Forged Round Bars | 20 mm – 1000 mm Ø |
| Length | Random / Custom Cut Lengths |
| Surface Finish | As Forged / Rough Machined |
📌 Large diameters, close tolerances, and near-net forgings available on request.
💰 Forged Round Bars – Indicative Price Range (2025)
| Material Category | Price Range (INR / Kg) | Price Range (USD / Kg) | Remarks |
|---|---|---|---|
| Carbon Steel | ₹ 95 – ₹ 160 | $ 1.15 – $ 1.90 | Pressure & structural |
| Alloy Steel | ₹ 160 – ₹ 420 | $ 1.95 – $ 5.05 | High-strength grades |
| Stainless Steel | ₹ 260 – ₹ 520 | $ 3.10 – $ 6.25 | Corrosion-resistant |
| Duplex / Super Duplex | ₹ 420 – ₹ 850 | $ 5.05 – $ 10.25 | Offshore-grade |
| Nickel Alloys | ₹ 1,600 – ₹ 3,200 | $ 19.00 – $ 38.00 | Extreme service |
| Copper Alloys | ₹ 650 – ₹ 1,800 | $ 7.80 – $ 21.50 | Marine & electrical |
| Titanium | ₹ 1,800 – ₹ 4,500 | $ 21.50 – $ 54.00 | Aerospace-grade |
🧾 Prices vary based on grade, size, heat treatment, testing, machining, and quantity.
🔢 HS / HSN Code – Forged Round Bars
🧪 Testing & Quality Assurance
Every forged round bar supplied by Inox Steel India undergoes strict quality inspection to ensure safety and reliability.
Standard Tests Conducted:
✔ Ultrasonic Testing (UT)
✔ Magnetic Particle Inspection (MPI – steel grades)
✔ Positive Material Identification (PMI)
✔ Tensile, Yield & Elongation Tests
✔ Hardness Testing
✔ Dimensional & Visual Inspection
Optional Third-Party Inspection:
SGS · TUV · BV · DNV · Lloyd’s
All products are supplied with EN 10204 3.1 / 3.2 Mill Test Certificates.
🚢 Packaging & Export Readiness
Ports of Dispatch: JNPT (Mumbai) · Mundra · Hazira
We supply forged round bars up to 1000 mm diameter, depending on material. Yes. Rough-machined and near-net shape supply is available. Yes. SGS, TUV, BV, DNV, and Lloyd’s inspections can be arranged. ASTM, ASME, EN, DIN, and customer-specific standards. Yes. We export regularly to GCC, Europe, Africa, and the Americas. What is the maximum diameter you can supply?
Can forged round bars be supplied in rough-machined condition?
Do you provide third-party inspection?
What standards do you follow?
Do you export forged round bars globally?
🏭 Why Choose Inox Steel India for Forged Round Bars?
Inox Steel India is a trusted manufacturer, supplier, and exporter of forged round bars, supplying high-integrity forged solutions for rotational, pressure-bearing, and fatigue-critical applications across multiple industries.
Our core strengths include:
✔ Multi-material forging capability (steel, alloys, non-ferrous & titanium)
✔ Approved forging partners with strict metallurgical controls
✔ Large-diameter and heavy-section round forgings
✔ Custom cut lengths & rough-machined supply options
✔ Compliance with ASTM, ASME, EN & DIN standards
✔ EN 10204 3.1 / 3.2 certification with full traceability
✔ Strong domestic & global project execution capability
We focus on delivering dimensionally accurate, internally sound forged round bars that ensure long service life and operational safety.
🧩 Industries & Applications Served
| Industry | Application | Material Preference |
|---|---|---|
| Oil & Gas | Shafts, valves, pressure components | Carbon / Alloy / Duplex |
| Power & Energy | Turbine shafts, rotors | Alloy Steel / Nickel Alloy |
| Marine & Offshore | Shafts, connectors | Duplex / CuNi / Titanium |
| Chemical & Petrochemical | Process components | SS / Duplex / Nickel Alloy |
| Aerospace & Defence | Structural & rotating parts | Titanium / Nickel Alloy |
| Automotive & OEM | Axles, spindles | Alloy Steel |
| EPC Projects | Fabricated & machined parts | All Materials |