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Stainless Steel Forged Bars Manufacturer, Supplier & Exporter – Inox Steel India

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.

Table of Contents

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.

Manufacturing Process Followed at Inox Steel India

  1. Billet Selection: Premium stainless steel billets conforming to 304, 316, 321, 347, or 410 chemistry are selected from approved mills.
  2. Hot Forging: Billets are heated and forged using open-die or closed-die forging, ensuring uniform grain flow and internal soundness.
  3. Heat Treatment: SS 304 / 316 / 321 / 347: Supplied in solution annealed condition. SS 410: Supplied in annealed or hardened & tempered condition as per requirement.
  4. Rough Machining (Optional): Forged bars can be supplied in rough-machined condition for faster CNC processing.
  5. 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

Grade-Wise Overview & Selection Guidance

🔹 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.

 

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

 

Applications by Grade & Industry

SS 304 Stainless Steel Forged Bars
Service Focus: General corrosion resistance and structural reliability
Typical Applications: Process equipment and tanks, Food processing and dairy machinery, Structural and fabrication components, Pump and valve bodies
Industries Served: Food & Beverage | Chemical | General Engineering | Fabrication
SS 316 Stainless Steel Forged Bars
Service Focus: Chloride, marine, and chemical resistance
Typical Applications: Marine fittings and offshore equipment, Chemical reactors and heat exchangers, Pharmaceutical process equipment, Desalination and seawater systems
Industries Served: Marine & Offshore | Chemical | Pharma | Oil & Gas
SS 321 Stainless Steel Forged Bars
Service Focus: High-temperature service with weld stability
Typical Applications: Heat exchangers and furnace components, Exhaust systems and thermal equipment, High-temperature piping supports
Industries Served: Power Plants | Thermal Processing | Refineries | Aerospace
SS 347 Stainless Steel Forged Bars
Service Focus: High-temperature pressure and creep resistance
Typical Applications: Pressure vessel components, Refinery and petrochemical equipment, High-temperature valves and fittings
Industries Served: Oil & Gas | Petrochemical | Power | EPC Projects
SS 410 Stainless Steel Forged Bars
Service Focus: High strength with moderate corrosion resistance
Typical Applications: Shafts and spindles, Valve components and fasteners, Mechanical and wear-resistant parts
Industries Served: Automotive | Mechanical Engineering | Valve Manufacturing

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.

Size & Dimensional Range

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 Diameter
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

HSN Code (India): 7222 / 7228
Alternate Code: 8483 (if supplied as machined components)

Testing & Quality Assurance

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.

Global & Indian Demand Insight

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:

  • GCC & Middle East: Marine, desalination, and refinery projects
  • Africa: Water treatment and energy infrastructure
  • Europe: High-temperature process equipment
  • Americas: Chemical and pharmaceutical industries

Inox Steel India supports these markets with ready stock and export dispatch via JNPT, Mundra, and Hazira ports.

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:

  1. Approved forging mills with strict metallurgical control
  2. Expertise in solution annealing & martensitic heat treatment
  3. Large-size forged bars with sound internal structure
  4. Full compliance with ASTM, ASME, EN & DIN standards
  5. EN 10204 3.1 / 3.2 certification with full traceability
  6. Competitive pricing for domestic & export projects
  7. 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

Export Packaging & Logistics

Packing Details:

  • Anti-rust oil & VCI protective wrapping
  • Heat-wise, grade-wise identification on each bar
  • Heavy-duty wooden pallets / steel crates
  • Container-safe export packing

Regular Export Destinations:
UAE · Saudi Arabia · Oman · Qatar · Nigeria · South Africa · Germany · Italy · UK · USA · Brazil

Ports of Dispatch:
JNPT (Mumbai) · Mundra · Hazira

Talk to Stainless Steel Forging Experts

Whether your requirement is SS 304 for general fabrication,
SS 316 for marine & chemical environments,
SS 321 / 347 for high-temperature service, or
SS 410 for mechanical strength,
our technical team will help you select the right grade, size, and heat treatment.

Inox Steel India

52-A, Mulji Thackersi Bldg, Islampura Street, Shop No. 10, Near Alankar Cinema, Mumbai – 400 004

Email

steel@inoxsteelindia.in

Phone

+91 9930796690

Frequently Asked Questions (FAQs)

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.

Inox Steel India is a leading manufacturer & exporter of Stainless Steel Forged Bars in 304, 316, 321, 347 & 410 grades. Supplying corrosion-resistant and high-temperature forged bars worldwide.