Home > Forged Bars > Stainless Steel Forged Bars
Grades: 304, 316, 321, 347, 410
Inox Steel India is a trusted manufacturer, supplier, and exporter of Stainless Steel Forged Bars, offering high-integrity forged solutions in SS 304, SS 316, SS 321, SS 347, and SS 410 grades for demanding industrial applications across India, GCC, Middle East, Africa, Europe, and North & South America.
Stainless steel forged bars are specifically engineered for corrosion-resistant, high-temperature, and pressure-critical environments, where strength, metallurgical stability, and long service life are essential. Compared to rolled stainless steel bars, forging ensures superior grain flow, higher structural integrity, and consistent performance under mechanical and thermal stress.
At Inox Steel India, stainless steel forged bars are manufactured using controlled hot forging followed by solution annealing or heat treatment, ensuring compliance with ASTM, ASME, EN, and DIN standards.
🔧 What Are Stainless Steel Forged Bars?
Stainless steel forged bars are solid metal sections produced by hot forging stainless steel billets under compressive force, improving internal grain structure and eliminating micro-porosity. This results in enhanced mechanical strength, corrosion resistance, and fatigue life.
Forged stainless steel bars are preferred over rolled bars for pressure equipment, marine systems, chemical processing units, and high-temperature components, where material failure is not an option.
1️⃣ Billet Selection
Premium stainless steel billets conforming to 304, 316, 321, 347, or 410 chemistry are selected from approved mills.
2️⃣ Hot Forging
Billets are heated and forged using open-die or closed-die forging, ensuring uniform grain flow and internal soundness.
3️⃣ Heat Treatment
4️⃣ Rough Machining (Optional)
Forged bars can be supplied in rough-machined condition for faster CNC processing.
5️⃣ Inspection & Testing
All bars undergo UT, PMI, mechanical testing, and dimensional inspection before dispatch.
⭐ Key Advantages of Stainless Steel Forged Bars
✔ Excellent corrosion resistance in aggressive environments
✔ Superior strength compared to rolled stainless steel bars
✔ Reliable performance under pressure and temperature cycling
✔ Improved fatigue resistance for rotating components
✔ Long service life with reduced maintenance
✔ Suitable for critical and safety-related applications
MASTER TECHNICAL DATASHEET – STAINLESS STEEL FORGED BARS
Grades: 304 · 316 · 321 · 347 · 410 | Inox Steel India
| Parameter | SS 304 Forged Bars | SS 316 Forged Bars | SS 321 Forged Bars | SS 347 Forged Bars | SS 410 Forged Bars |
|---|---|---|---|---|---|
| Material Type | Austenitic SS | Austenitic SS (Mo Alloyed) | Stabilized Austenitic SS | Stabilized Austenitic SS | Martensitic SS |
| Standard / Specification | ASTM A182 / A276 | ASTM A182 / A276 | ASTM A182 / A276 | ASTM A182 / A276 | ASTM A182 / A276 |
| UNS Designation | S30400 / S30403 | S31600 / S31603 | S32100 | S34700 | S41000 |
| Product Form | Forged Bars | Forged Bars | Forged Bars | Forged Bars | Forged Bars |
| Forging Process | Open Die / Closed Die | Open Die / Closed Die | Open Die / Closed Die | Open Die / Closed Die | Open Die / Closed Die |
| Supply Condition | Solution Annealed | Solution Annealed | Solution Annealed | Solution Annealed | Annealed / Hardened |
| Diameter Range | 40 mm – 800 mm | 40 mm – 800 mm | 40 mm – 750 mm | 40 mm – 750 mm | 30 mm – 600 mm |
| Length | Random / Cut Lengths | Random / Cut Lengths | Random / Cut Lengths | Random / Cut Lengths | Random / Cut Lengths |
| Yield Strength (MPa) | ≥ 205 MPa | ≥ 205 MPa | ≥ 205 MPa | ≥ 205 MPa | ≥ 275 MPa |
| Tensile Strength (MPa) | ≥ 515 MPa | ≥ 515 MPa | ≥ 515 MPa | ≥ 515 MPa | ≥ 480 MPa |
| Elongation (%) | ≥ 40% | ≥ 40% | ≥ 40% | ≥ 40% | ≥ 20% |
| Corrosion Resistance | Good | Excellent (Chloride) | Good (High Temp) | Excellent (High Temp) | Moderate |
| Temperature Service | Up to 870 °C | Up to 870 °C | Up to 900 °C | Up to 900 °C | Up to 650 °C |
| Heat Treatment Options | Solution Annealed | Solution Annealed | Solution Annealed | Solution Annealed | Annealed / QT |
| Machinability | Moderate | Moderate | Moderate | Moderate | Good |
| Testing Performed | UT, PMI, Mechanical | UT, PMI, Mechanical | UT, PMI, Mechanical | UT, PMI, Mechanical | UT, PMI, Mechanical |
| Inspection Standard | ASTM / ASME | ASTM / ASME | ASTM / ASME | ASTM / ASME | ASTM / ASME |
| Certification | EN 10204 3.1 / 3.2 | EN 10204 3.1 / 3.2 | EN 10204 3.1 / 3.2 | EN 10204 3.1 / 3.2 | EN 10204 3.1 |
| Typical End Use | Process Equipment | Marine / Chemical | High-Temp Equipment | High-Temp Pressure Parts | Shafts / Valves |
| HS / HSN Code | 7222 / 7228 | 7222 / 7228 | 7222 / 7228 | 7222 / 7228 | 7222 / 7228 |
🔹 SS 304 Forged Bars
SS 304 forged bars offer excellent corrosion resistance and good mechanical strength, making them suitable for general industrial, food processing, and structural applications.
🔹 SS 316 Forged Bars
SS 316 forged bars contain molybdenum, providing superior resistance to chlorides and marine environments. They are widely used in chemical, marine, and pharmaceutical equipment.
🔹 SS 321 Forged Bars
SS 321 is a titanium-stabilized stainless steel, ideal for high-temperature applications where carbide precipitation must be avoided.
🔹 SS 347 Forged Bars
SS 347 is a niobium-stabilized grade, offering excellent performance in high-temperature pressure systems and refinery equipment.
🔹 SS 410 Forged Bars
SS 410 is a martensitic stainless steel offering high strength and moderate corrosion resistance, commonly used for shafts, valve components, and mechanical parts.
In India, stainless steel forged bars are widely used in chemical plants, refineries, pharmaceutical manufacturing, marine infrastructure, and power projects across Mumbai, Hazira, Vadodara, Chennai, and Vizag.
Internationally:
Inox Steel India supports these markets with ready stock and export dispatch via JNPT, Mundra, and Hazira ports.
Stainless Steel Forged Bars – Applications, Sizes, Pricing & Quality
Stainless Steel Forged Bars supplied by Inox Steel India are designed for corrosion-resistant, pressure-bearing, and high-temperature service, where material integrity and long-term reliability are critical. Each grade is selected based on corrosion exposure, operating temperature, pressure conditions, and mechanical load, ensuring optimum performance across industries.
🔹 SS 304 Stainless Steel Forged Bars
Service Focus: General corrosion resistance and structural reliability
Typical Applications:
Industries Served:
Food & Beverage | Chemical | General Engineering | Fabrication
🔹 SS 316 Stainless Steel Forged Bars
Service Focus: Chloride, marine, and chemical resistance
Typical Applications:
Industries Served:
Marine & Offshore | Chemical | Pharma | Oil & Gas
🔹 SS 321 Stainless Steel Forged Bars
Service Focus: High-temperature service with weld stability
Typical Applications:
Industries Served:
Power Plants | Thermal Processing | Refineries | Aerospace
🔹 SS 347 Stainless Steel Forged Bars
Service Focus: High-temperature pressure and creep resistance
Typical Applications:
Industries Served:
Oil & Gas | Petrochemical | Power | EPC Projects
🔹 SS 410 Stainless Steel Forged Bars
Service Focus: High strength with moderate corrosion resistance
Typical Applications:
Industries Served:
Automotive | Mechanical Engineering | Valve Manufacturing
Inox Steel India supplies stainless steel forged bars in standard and custom sizes, suitable for rough machining or finished CNC components.
| Form | Size Range |
|---|---|
| Forged Round Bars | 40 mm – 800 mm Ø |
| Forged Square Bars | 40 mm – 600 mm |
| Forged Flat Bars | Up to 650 mm width |
| Custom Forged Shapes | As per drawings |
| Rough Machined Bars | As per machining allowance |
📌 Custom cut lengths and machining allowances available as per project needs.
💰 Stainless Steel Forged Bars – Indicative Price Range (2025)
| Grade | Price Range (INR / Kg) | Price Range (USD / Kg) | Remarks |
|---|---|---|---|
| SS 304 | ₹ 280 – ₹ 360 | $ 3.35 – $ 4.30 | General-purpose grade |
| SS 316 | ₹ 340 – ₹ 430 | $ 4.10 – $ 5.15 | Marine & chemical |
| SS 321 | ₹ 380 – ₹ 480 | $ 4.55 – $ 5.75 | High-temperature |
| SS 347 | ₹ 420 – ₹ 520 | $ 5.05 – $ 6.25 | Pressure-grade |
| SS 410 | ₹ 260 – ₹ 330 | $ 3.10 – $ 3.95 | Mechanical-grade |
🧾 Prices vary based on size, heat treatment, testing, finish, and order volume.
🔢 HS / HSN Code – Stainless Steel Forged Bars
Every stainless steel forged bar supplied by Inox Steel India undergoes stringent quality checks to ensure metallurgical integrity and compliance.
Standard Tests Conducted:
✔ Ultrasonic Testing (UT)
✔ Positive Material Identification (PMI)
✔ Tensile, Yield & Elongation Tests
✔ Hardness Testing
✔ Dimensional & Visual Inspection
Optional Third-Party Inspection:
SGS · TUV · BV · DNV · Lloyd’s
All material is supplied with EN 10204 3.1 / 3.2 Mill Test Certificates.
🚢 Packaging & Export Readiness
Ports of Dispatch: JNPT (Mumbai) · Mundra · Hazira
SS 321 and SS 347 are preferred for high-temperature and pressure applications. Yes. SS 410 offers higher strength but lower corrosion resistance compared to 304 or 316. Yes. Forged bars provide better grain flow, higher fatigue strength, and improved structural integrity. Yes. SGS, TUV, BV, DNV, and Lloyd’s inspections are available on request. Yes. We regularly export to GCC, Europe, Africa, and the Americas. Which stainless steel forged bar is suitable for high temperature?
Is SS 410 stronger than austenitic stainless steel grades?
Are stainless steel forged bars better than rolled bars?
Do you provide third-party inspection?
Do you export stainless steel forged bars?
🏭 Why Choose Inox Steel India for Stainless Steel Forged Bars?
Inox Steel India is a preferred manufacturer, supplier, and exporter of stainless steel forged bars, trusted by OEMs, EPC contractors, and global buyers for critical corrosion-resistant and high-temperature applications.
Our key strengths:
✔ Approved forging mills with strict metallurgical control
✔ Expertise in solution annealing & martensitic heat treatment
✔ Large-size forged bars with sound internal structure
✔ Full compliance with ASTM, ASME, EN & DIN standards
✔ EN 10204 3.1 / 3.2 certification with full traceability
✔ Competitive pricing for domestic & export projects
✔ Proven exports to GCC, Europe, Africa & Americas
We focus on delivering forged stainless steel bars that perform reliably under pressure, heat, and corrosive environments.
🧩 Industries & Applications Served
| Industry | Application | Preferred Grade |
|---|---|---|
| Chemical Processing | Reactors, vessels, fittings | SS 316 |
| Pharmaceutical | Hygienic equipment & machinery | SS 316 |
| Marine & Offshore | Seawater & corrosion-resistant parts | SS 316 |
| Power & Energy | Heat-resistant pressure components | SS 321 / SS 347 |
| Oil & Gas | High-temperature valves & fittings | SS 347 |
| Food & Dairy | Processing & handling equipment | SS 304 |
| Mechanical Engineering | Shafts, valve parts | SS 410 |
| EPC Projects | Fabricated & machined components | 304 / 316 / 347 |