Stainless Steel 321 Pipes
Stainless Steel 321 Pipes & Tubes
Titanium-stabilized stainless steel 321 pipes and tubes designed for demanding industrial applications requiring corrosion resistance, elevated-temperature performance and reliable long-term service.
- SS 321
- Seamless
- ERW
- Welded
- EFW
- LSAW
- Titanium Stabilized
- High Temperature
SS 321 Pipes & Tubes Manufacturer in India
Sawariya Metal Industries is a manufacturer, supplier, stockist and exporter of Stainless Steel 321 Pipes & Tubes in different sizes, wall thicknesses, schedules, lengths and manufacturing configurations.
Stainless Steel 321 is a titanium-stabilized austenitic stainless steel grade developed for applications where resistance to intergranular corrosion and elevated-temperature service are important considerations. Titanium stabilization helps reduce the risk of sensitization during suitable high-temperature exposure.
SS 321 Pipes & Tubes are widely used in chemical processing, petrochemical plants, power generation, aerospace-related applications, exhaust systems, heat exchangers, refineries, marine systems and general industrial engineering.
Key Features of SS 321
Titanium Stabilized
Stabilized stainless steel grade designed for demanding service conditions.
High-Temperature Performance
Suitable for selected applications involving elevated temperatures.
Corrosion Resistance
Provides reliable resistance across many industrial environments.
Excellent Fabrication
Suitable for industrial forming, fabrication and welding applications.
SS 321 Pipes & Tubes Specifications
| Parameter | Specification |
|---|---|
| Material Grade | Stainless Steel 321 |
| Specifications | ASTM A213 / ASME SA213, ASTM A249, ASTM A269, ASTM A312 / ASME SA312, ASTM A358 Class I to V, ASTM A789 / ASTM A790 |
| Dimensions | ASTM, ASME and API |
| General Size | 1/8" NB to 30" NB |
| 321 Pipes & Tubes | 1/2" NB – 24" NB |
| ERW 321 Pipes & Tubes | 1/2" NB – 24" NB |
| EFW 321 Pipes & Tubes | 6" NB – 100" NB |
| Specialized In | Large Diameter Sizes |
| Thickness / Schedules | SCH20, SCH30, SCH40, STD, SCH60, SCH80, XS, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic |
| Length | Single Random, Double Random & Cut Length |
| Ends | Plain End, Beveled End, Threaded End |
Chemical Composition of SS 321
| Element | Maximum / Range | Minimum |
|---|---|---|
| Nickel (Ni) | 12.00% | 9.00% |
| Carbon (C) | 0.08% | — |
| Manganese (Mn) | 2.00% | — |
| Phosphorus (P) | 0.045% | — |
| Sulfur (S) | 0.030% | — |
| Silicon (Si) | 1.00% | — |
| Chromium (Cr) | 19.0% | 17.0% |
| Molybdenum (Mo) | 3 – 4% | — |
| Nitrogen (N) | 0.10% Max. | — |
| Titanium (Ti) | 0.70% | 5 × (C + N) |
Mechanical Properties of SS 321
| Property | SS 321 |
|---|---|
| Density | 8.0 g/cm³ |
| Melting Point | Approx. 1454 °C (2650 °F) |
| Tensile Strength | 75,000 psi / 515 MPa Min. |
| Yield Strength (0.2% Offset) | 30,000 psi / 205 MPa Min. |
| Elongation | 35% Min. |
| Hardness (Brinell) | 217 HB |
Types of SS 321 Pipes & Tubes
SS 321 Seamless Pipes
High-integrity seamless pipes for demanding process applications.
SS 321 ERW Pipes
Welded pipe configurations for industrial piping systems.
SS 321 Welded Pipes
Available in various sizes and wall thicknesses.
SS 321 EFW Pipes
Large-diameter pipe solutions for industrial projects.
SS 321 LSAW Pipes
Large-diameter longitudinally welded pipe configurations.
SS 321 Tubes
Round, square, rectangular and hydraulic tube configurations.
Applications & Industries
- Chemical Processing
- Oil & Gas
- Petrochemical
- Refineries
- Power Generation
- Heat Exchangers
- Aerospace Applications
- Marine Industry
- Pharmaceutical
- Food Processing
- Fertilizer Plants
- Nuclear Applications
- Exhaust Systems
- Process Equipment
- Fabrication
- General Engineering
Quality & Inspection
Quality-Focused Manufacturing & Supply
SS 321 Pipes & Tubes can be supplied with inspection, testing and documentation according to the applicable specification and customer purchase requirements.
- Dimensional & Visual Inspection
- Material Grade Verification
- Chemical Composition Verification
- Mechanical Property Testing
- Titanium Stabilization Verification as Applicable
- Non-Destructive Testing as Applicable
- Hydrostatic / Pressure Testing as Applicable
- Intergranular Corrosion Testing as Applicable
- Mill Test Certificate (MTC)
- Customer-Specific Inspection Documentation
Why Choose SS 321 Pipes & Tubes?
Titanium Stabilized
Suitable for applications where stabilization is an important requirement.
Elevated Temperature Service
Designed for demanding applications involving higher temperatures.
Corrosion Resistance
Provides reliable resistance in a wide range of industrial environments.
Multiple Configurations
Seamless, ERW, welded, EFW and LSAW options are available.
Stainless Steel 321 Pipes & Tubes Manufacturer, Supplier & Exporter
Sawariya Metal Industries supplies Stainless Steel 321 Pipes & Tubes in seamless, ERW, welded, EFW and LSAW configurations for industrial and engineering applications. Products can be supplied in different sizes, schedules, wall thicknesses, lengths and end configurations.
Stainless Steel 321 Seamless Pipes are suitable for applications requiring reliable performance at elevated temperatures and resistance to sensitization under suitable service conditions. Welded and large-diameter configurations provide additional solutions for process and fabrication projects.
SS 321 Pipes & Tubes are widely used in chemical processing, petrochemical plants, refineries, power generation, heat exchangers, exhaust systems, marine applications, process equipment and general engineering.
Related Stainless Steel Products
SS 321H Pipes & Tubes
Higher-carbon 321 stainless steel for elevated-temperature applications.
SS 316Ti Pipes & Tubes
Titanium-stabilized stainless steel piping solutions.
SS 347 Pipes & Tubes
Stabilized stainless steel grade for demanding service conditions.
Technical values should be verified against the applicable ASTM/ASME specification, purchase order requirements and Mill Test Certificate (MTC) for the supplied product.