Stainless Steel 321 / 321H Bars & Rods Manufacturer in Mumbai, India
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Largest Stainless Steel 321 / 321H Bars & Rods Manufacturer & Supplier in Mumbai, India
Jai Hind Metal is a reliable manufacturer and supplier of Stainless Steel 321 / 321H Bars & Rods, offering heat-resistant stainless steel products for applications where corrosion resistance, mechanical stability, and dependable performance at elevated temperatures are important. We understand that different projects can have specific requirements related to bar diameter, length, profile, surface finish, dimensional tolerance, material condition, and applicable standards. Our Stainless Steel 321 / 321H Bars & Rods are supplied according to customer specifications, with close attention given to material consistency, dimensional accuracy, straightness, surface condition, and overall workmanship. Before dispatch, each batch is inspected for dimensions, surface finish, appearance, and manufacturing quality. Our quality control team carries out appropriate in-process and final inspections to maintain consistent results, and third-party inspection can also be arranged for projects requiring additional verification. With organized inventory and suitable storage facilities, we can support both routine requirements and larger project orders.
We also understand that careful handling and packaging are essential for protecting finished bars and rods during storage and transportation. Stainless Steel 321 / 321H Bars & Rods are securely bundled and packed using suitable protective materials to help minimize scratches, moisture, contamination, bending, and handling-related damage. Where required, we can arrange customized packaging, identification labels, heat-number marking, and additional protection according to customer or project instructions. Our team coordinates with established logistics providers to manage dispatch efficiently and help ensure orders reach their destination safely and within the agreed schedule. By combining controlled manufacturing, detailed inspection, proper storage, secure packaging, and clear communication, Jai Hind Metal aims to provide a convenient purchasing experience and dependable support to customers across chemical processing, petrochemical, power generation, heat exchangers, aerospace, oil and gas, pharmaceutical, furnace equipment, and general engineering industries.
Precision Engineering
Precisely manufactured metal products meeting demanding industrial standards.
Quality Assured
Consistent quality, reliable performance, and strict inspection at every stage.
Custom Dimensions
Available in customized sizes, grades, thicknesses, and specifications.
Reliable Supply
Efficient processing, secure packaging, and dependable delivery worldwide.
Stainless Steel 321 / 321H Bars & Rods are manufactured from austenitic stainless steel containing chromium and nickel, with titanium added as a stabilizing element to improve performance during prolonged exposure to elevated temperatures. Chromium provides resistance to general corrosion and oxidation, while nickel contributes to toughness, ductility, and structural stability. Titanium helps bind carbon and reduces the formation of chromium carbides during heating, improving resistance to intergranular corrosion after welding or high-temperature service. The 321H grade contains a controlled higher carbon level than standard 321, which supports improved high-temperature strength and creep resistance. Available in different diameters, lengths, profiles, and surface finishes, these bars and rods offer a useful balance of corrosion resistance, heat resistance, mechanical strength, and fabrication capability. Stainless Steel 321 / 321H Bars & Rods are suitable for heat exchangers, chemical-processing equipment, furnace components, exhaust systems, aerospace parts, petrochemical facilities, power-generation equipment, high-temperature piping, and other industrial applications where reliable performance under elevated-temperature conditions is required.
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In the annealed condition, Stainless Steel 321 / 321H Bars & Rods provide a strong combination of corrosion resistance, toughness, oxidation resistance, and high-temperature stability, making them suitable for demanding industrial environments. The titanium stabilization of Grade 321 helps reduce the risk of intergranular corrosion following exposure to elevated temperatures, while chromium provides resistance to general corrosion and oxidation. Nickel contributes to good toughness and structural stability, allowing the material to perform reliably across a range of operating conditions. The higher carbon content of 321H provides improved strength at elevated temperatures and makes it suitable for components exposed to sustained heat. These bars and rods are commonly used in chemical-processing plants, petrochemical facilities, heat exchangers, furnace equipment, power-generation systems, aerospace components, exhaust systems, high-temperature piping, and thermal-processing equipment. With their combination of corrosion resistance, mechanical stability, durability, and resistance to sensitization, Stainless Steel 321 / 321H Bars & Rods are well suited for components operating under elevated-temperature and corrosive service conditions.
Table of Contents
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Composition of Stainless Steel 321 / 321H Bars & Rods
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Stainless Steel 321 / 321H Bars & Rods Specification
| SS 321 / 321H Bar Standard | ASTM A276, ASTM A479, AMS 5513, AMS 5511, AMS 5647 |
|---|---|
| Stainless Steel 321 Bar Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Stainless Steel 321 Round bar size | Diameter: 3-~800mm |
| Stainless Steel 321 / 321H Hex Bar size | 2-100mm A/F |
| SS 321 / 321H Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Stainless Steel 321 / 321H Square bar size | 4 to 100mm |
| SS 321 / 321H Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| SS 321 / 321H Rectangular Bars Section | 3.0 to 12.0mm thickness |
| Stainless Steel 321 / 321H Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| ASTM A276 Type 321 / 321H Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| SS 321 / 321H Threaded Bar Billet Size | 1/2 to 495mm Diameter |
| Stainless Steel 321 / 321H Rectangular Size | 33 x 30mm to 295 x 1066mm |
| 321 / 321H SS Hex Bars Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| ASTM A276 Type 321 / 321H Hollow Bar Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| SUS 321 / 321H T-Bar Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Rolled Stainless Steel 321 / 321H Flat Bars Condition | Hardened & tempered, annealed |
| ASTM A276 Type 321 / 321H Cold Rolled Bar Technique | 321 Stainless Steel Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| SS 321 / 321H Rod Processing | Bar cutting to 650mm |
| 321 / 321H Stainless Steel Rounds Bar Form | Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Our 321 / 321H Stainless Steel Round bar conforms to NACE MR0175/ISO 15156 | |
Stainless Steel 321 / 321H Bars & Rods can be supplied in either cold or hot rolled construction and are covered by specification ASTM A276 and ASME SA276.
Round bar Cutting | Products cut include Round bars, Flat bars, Hex bars, Square bars, Tubing and Hollow bars, Pipe, Angles, channels, Beams and Tees. Thickness range is 1/16″ to 28″ diameter |
Round bar Production Cutting | We can provide production cutting for product diameters up to 4″. We utilize Amanda Production Equipment to achieve these precision cuts with tight tolerances. |
Round bar Polishing | Products polished included all tubular products, with OD & ID polishing available, Round bars, Square bars, Hex & Flat bars, Angles, Uneven Leg Angles, beams, and other shapes. |
ASTM A276 Stainless Steel 321 / 321H Bars & Rods Forms & Availability
| Products | Size | |
| ASTM A276 321 / 321H SS Rolled Bar | ASTM A276 321 / 321H SS Hot Rolled Bar | Sizes 3 – 800mm |
| ASTM A276 321 / 321H SS Cold Rolled Bar | ASTM A276 321 / 321H Stainless Steel Forged Bar | |
| ASTM A276 321 / 321H Stainless Continuous Cast Bar | ASTM A276 321 / 321H SS Rods | |
| ASTM A276 321 / 321H SS Annealed Bar | ASTM A276 321 / 321H SS Normalized Bar | |
| ASTM A276 321 / 321H Stainless Quenched & Tempered Bar | ASTM A276 321 / 321H Stainless Hardened & Tempered Bar | |
| ASTM A276 321 / 321H SS Black Bar | ASTM A276 321 / 321H Stainless Bright Bar | |
| ASTM A276 321 / 321H Stainless Peeled Bar | ASTM A276 321 / 321H Stainless Grinded Machined Bar | |
| ASTM A276 321 / 321H SS Shaft | ASTM A276 321 / 321H SS Polished Bar | |
| ASTM A276 321 / 321H SS Cold Finish Round Bar | ASTM A276 321 / 321H SS Half Round Bar | |
321H SS Bars & Rods Stockist, 321 Stainless Steel Hexagonal Bar, Grade 321 SS Threaded Bar Dealer, SUS 321 Triangle Bar, 321H SS Precision Ground Bar, ASME SA 276 321H Rods, Buy Stainless Steel UNS S32100 Round Bar, SS 321 Rectangular Bar, INOX 1.4541 Bars & Rods Wholesaler, 321H SS Cold Drawn Round Bar, SS 321 Hot Rolled Bar, 321H Stainless Steel Bars & Rods Supplier in Mumbai, India.
Equivalent Grades Stainless Steel 321 / 321H Bars & Rods
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| SS 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
Chemical Composition of Stainless Steel 321 / 321H Round Bar
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
Mechanical Properties of Stainless Steel A276 321 / 321H Bars & Rods
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Stainless Steel 321 / 321H Bars & Rods Standard
| Standard | Description |
| ASTM A276 | Specification for Stainless Steel Bars and Shapes |
| ASTM A314 | Specification for Stainless Steel Billets and Bars for Forging |
| ASTM A493 | Specification for Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
| ASTM A564 | Specification for Hot-Rolled And Cold-Finished Age-Hardening Stainless Steel Bars and Shapes |
| ASTM A565 | Specification for Martensitic Stainless Steel Bars, Forgings, and Forging Stock for High Temperature Service |
| ASTM A582 | Specification for Free Machining Stainless Steel Bars |
| ASTM A666 | Specification For Annealed or Cold-Worked Austenitic Stainless Steel Flat Bar |
| ASTM A484 | Standard specification general requirements for stainless and heat-resisting bars, billets and forgings. |
| ASTM A476 | Standard specification for stainless and heat-resisting steel bars and shapes for used in boilers and other pressure vessels. |
Stainless Steel 321 / 321H Bars & Rods Ready Stock in India
| Stainless Steel 321H Hexagonal Bar | 321 Stainless Steel Hollow Bar |
| Stainless Steel 321 Square Bar | SS UNS S32100 Round Bar |
| Stainless Steel 321 Hex Bar | 321H Stainless Steel Polish Bar |
| Stainless Steel 321H Shaft | ASTM A276 321H Stainless Steel Forged Bar |
| Stainless Steel 321H Bars & Rods Supplier | Type 321 Stainless Bright Bar |
| ASTM A276 Stainless Steel 321 Rectangular Bar | 321H Stainless Steel Flat Bar Supplier |
| Stainless Steel 321H Threaded Bars | Stainless Steel 321 Bars & Rods Dealer |
| Stainless Steel 321 Cold Rolled Bar | SS Grade 321H Industrial Bars & Rods |
| ASTM A276 Stainless Steel Hollow Bars | UNS S32109 Stainless Steel Rods |
| 321 Stainless Steel Spring Bar | SS 321H Flat Bar Rolled Edge Stockists |
| ASTM A479 Gr 321H Hot Rolled Bar | INOX 1.4878 SS Black Bar Exporter |
| A276 Grade 321 Polished Flat Bar | ASME SA276 321 Stainless Steel Half-Round Bars |
| 321H Stainless Steel Precision Ground Bar | 321 Stainless Steel Triangle Bar |
| 321H Stainless Steel Hexagonal Rods | Stainless Steel 321 T-Bar |
| Stainless Steel 321 Hollow Ring Bars | 321H SS Continuous Cast Bar |
| INOX 1.4541 Quenched & Tempered Bar Exporter | Stainless Steel 321 Hardened & Tempered Bar |
| ASME SA 276 Grade 321H Stainless Steel Grinded Machined Bar | 321 Stainless Steel Large Diameter Bars |
| SUS 321 Sheared & Edged bar | Stainless Steel 321H Rods at Best Price in India |
| ASTM A276 Stainless Steel 321 Bearing Quality bar | Stainless Steel X6CrNiTi18-10 Round Bar |
| X12CrNiTi18-9 Stainless Steel Round Bar | 321 Stainless Steel Threaded Bar Supplier |
| Alloy 321/321H Austenitic Stainless Steel Bars | Stainless Steel 321H Blank Sheet |
| X12CrNiTi18-9 SS Black bar Dealer | Stainless Steel 321 Bars & Rods Stockist |
| Stainless Steel 321 Bars & Rods Supplier in Mumbai | SS 321H Bars & Rods Manufacturer in India |
| Stainless Steel 1.4878 Bars | Stainless Steel 321 Rods |
| AISI 321 Cold Drawn Bright Stainless Steel Round bar | ASTM A276 321 Stainless Steel Round Bar at Best Price |
| SS X12CrNiTi18-9 Round Bars Supplier | Suppliers of 321H Stainless Steel Rods |
| Polished 321 Stainless Steel Round bar | Stainless Steel Round bar 321 grade 3mm to 50mm |
Stainless Steel 321 / 321H Bars & Rods can be supplied in either Pipe or Plate construction and are covered by specification ASTM A182 and ASME B16.5.
Stainless Steel 321 / 321H Bars & Rods are available in round, square, hexagonal, flat, and customized profiles, with different diameters, lengths, dimensional tolerances, and surface finishes to meet specific machining and fabrication requirements. These products are manufactured and supplied in accordance with recognized material and dimensional standards to maintain consistent chemical composition, mechanical properties, surface quality, and dimensional accuracy. Depending on the product form and application, Stainless Steel 321 / 321H Bars & Rods can be supplied as per ASTM A276, ASTM A479, and ASTM A484 requirements, along with equivalent ASME, EN, DIN, or JIS specifications where applicable. Material testing, heat-number identification, inspection certificates, and project-specific documentation can also be arranged according to customer requirements. With controlled dimensions and suitable surface finishes, these bars and rods are well suited for machining, fabrication, shafts, fasteners, heat-exchanger components, furnace parts, high-temperature piping, and other industrial applications.
Stainless Steel 321 / 321H Bars & Rods Production Range
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Stainless Steel 304 Slip on Flanges
Stainless Steel 304 Blind Flanges
Stainless Steel 304 Socket weld Flanges
Stainless Steel 304 Threaded Flanges
Stainless Steel 304 Lap Joint Flanges
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We offer These Stainless Steel 321 / 321H Bars & Rods as per DIN, ISO, JIS or ANSI Standard.
We offer Stainless Steel 321 / 321H Bars & Rods in accordance with recognized international standards such as ASTM, ASME, EN, DIN, JIS, and other applicable specifications, depending on the required grade, product form, dimensions, and end-use application. Our bars and rods are available in various diameters, lengths, profiles, surface finishes, and material conditions to support machining, fabrication, maintenance, and industrial manufacturing requirements. At Jai Hind Metal, we give close attention to material consistency, dimensional accuracy, surface quality, and overall workmanship while supplying Stainless Steel 321 / 321H Bars & Rods according to customer specifications and applicable standards. Where required, we can accommodate customized dimensions, tolerances, testing requirements, material certificates, heat-number traceability, markings, and project-specific documentation. For product details, technical specifications, or customized requirements, email us at info@jaihindmetal.com.
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Email: info@jaihindmetal.com
INDUSTRIES WE SERVE
Our high-performance metal products are engineered to meet the demanding requirements of industries operating in challenging environments, including extreme temperatures, pressure and corrosive conditions.
Marine Applications
Our corrosion-resistant metal products are widely used in marine environments where exposure to seawater, salt spray and harsh atmospheric conditions demands exceptional durability and reliability.
Oil & Gas
Our nickel alloys and high-performance metal products are used throughout the oil and gas industry for demanding applications involving high pressure, corrosive fluids, sour gas and extreme operating conditions.
Chemical Processing
Our corrosion-resistant alloys provide dependable performance in chemical processing equipment exposed to aggressive chemicals, high temperatures and challenging process conditions.
Aerospace
High-strength nickel alloys and specialty metals are selected for aerospace applications where lightweight performance, strength and resistance to extreme temperatures are essential.
Power Generation
Our specialty metal products support power generation equipment operating under high temperatures, pressure and corrosive conditions, delivering reliable long-term performance.
Salt Production
Corrosion-resistant metals are ideal for salt production environments where continuous exposure to concentrated salt and moisture can severely affect conventional materials.
