Stainless Steel 321 Round Bar
Stainless Steel 321 Round Bar
Precision-engineered Stainless Steel 321 Round Bar supplied in bright, black and forged conditions for machining, forging and engineering applications.
- SS 321
- Round Bars
- Bright Bars
- Hex Bars
- Square Bars
- Flat Bars
- Forged Bars
Stainless Steel 321 Round Bar Manufacturer in India
Sawariya Metal Industries is a manufacturer, supplier, stockist and exporter of Stainless Steel 321 Round Bar in different sizes, grades, specifications and finishes for industrial and engineering applications.
Stainless Steel 321 Round Bar covers long products supplied in round, square, hexagonal and flat sections in bright, black, peeled and forged conditions for machining and component manufacturing.
Grade 321 is a titanium-stabilized austenitic stainless steel with good resistance to intergranular corrosion after high-temperature exposure. Stainless steel offers an excellent balance of corrosion resistance, strength, hygiene and fabricability, with austenitic, ferritic, martensitic and precipitation-hardening grades suited to different service conditions.
Typical applications for Stainless Steel 321 Round Bar include chemical processing, oil & gas, petrochemical, pharmaceutical, food processing, power generation, marine industry, sugar industry and general engineering.
Key Features of SS 321
Corrosion Resistance
Reliable resistance across many industrial environments.
Strength & Durability
Good mechanical strength for long service life.
Hygienic Surface
Easy to clean and suitable for sanitary applications.
Excellent Fabrication
Suitable for forming, machining and welding.
Stainless Steel 321 Round Bar Specifications
| Parameter | Specification |
|---|---|
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Standard | ASTM A276, ASTM A479 |
| Material Grade | Stainless Steel 321 (UNS S32100) |
| Stainless Steel 321 Round Bars | Outside Diameter in the range of 4mm to 500mm |
| Stainless Steel 321 Bright Bars | Outside Diameter in the range of 4mm to 100mm |
| SS 321 Hex Bars | 18mm – 57mm (11/16" to 2-3/4") |
| Stainless Steel 321 Square Bars | 18mm – 47mm (11/16" to 1-3/4") |
| Stainless Steel 321 Flats | 1/2" to 10" in a thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
Chemical Composition of SS 321
| 321 | Max | Min |
|---|---|---|
| Ni | 12.00 | 9.00 |
| C | 0.08 | – |
| Mn | 2.00 | – |
| P | 0.045 | – |
| S | 0.030 | – |
| Si | 1.00 | – |
| Cr | 19.0 | 17.0 |
| Mo | 3 – 4 | – |
| N | 0.10 max | – |
| TI | 0.70 | 5(C+N) |
Mechanical Properties of SS 321
| Element | SS 321 |
|---|---|
| Density | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
| Hardness (Brinell) | 217 |
Types of Stainless Steel 321 Round Bar
Round Bars
Bright, black, peeled and ground round bars.
Hex & Square Bars
Hexagonal and square sections for machined parts.
Flat Bars
Flat sections for fabrication and engineering.
Forged & Hollow Bars
Forged bars, rings and hollow bars on request.
Applications & Industries
- Chemical Processing
- Oil & Gas
- Petrochemical
- Pharmaceutical
- Food Processing
- Power Generation
- Marine Industry
- Sugar Industry
- Pulp & Paper
- Heat Exchangers
- Fabrication
- General Engineering
Quality & Inspection
Quality-Focused Manufacturing & Supply
Stainless Steel 321 Round Bar can be supplied with inspection, testing and documentation according to the applicable specification and customer purchase requirements.
- Diameter & straightness inspection
- Visual and surface inspection
- Material grade verification
- Chemical composition verification
- Mechanical property testing
- Hardness testing as applicable
- Ultrasonic testing as applicable
- Mill Test Certificate (MTC)
Why Choose Our Stainless Steel 321 Round Bar?
Wide Size Range
Small to large diameters available.
Multiple Finishes
Bright, black, peeled and ground bars.
Cut Lengths
Bars cut to required lengths.
Machining Quality
Consistent quality for machining and forging.
Stainless Steel 321 Round Bar Manufacturer, Supplier & Exporter
Sawariya Metal Industries supplies Stainless Steel 321 Round Bar for domestic and international projects in a wide range of sizes, grades and specifications. Products can be supplied in standard and custom dimensions according to drawings and purchase order requirements.
Every order can be supported with Mill Test Certificates, inspection reports, third-party inspection on request and secure export-worthy packaging.
Share your size, grade, quantity and specification requirements with our team to receive a competitive quotation for Stainless Steel 321 Round Bar.
Related Stainless Steel Round Bar Products
Stainless Steel 321H Round Bar
Grade 321H is the higher-carbon version of titanium-stabilized 321, suited to elevated-temperature service.
Stainless Steel 347 Round Bar
Grade 347 is a niobium-stabilized austenitic stainless steel suitable for service in the chromium carbide precipitation range.
Stainless Steel 347H Round Bar
Grade 347H is the higher-carbon version of niobium-stabilized 347 for improved high-temperature creep strength.
Technical Note: Technical values should be verified against the applicable ASTM / ASME / EN specification, purchase order requirements and Mill Test Certificate (MTC) for the supplied product.