- PLOT NO 35, Prasanthi Nagar, Kukatpally, Hyderabad, 500 072, INDIA
- Info@sandvikpipe.com
About Us
The argument in favor of using filler text goes something like this: If you use real content in the Consulting Process, anytime you reach a review point you’ll end up reviewing and negotiating the content itself and not the design.
ConsultationContact Info
- Chicago 12, Melborne City, USA
- (111) 111-111-1111
- builder@gmail.com
- Week Days: 09.00 to 18.00 Sunday: Closed
All You Need to Know About Stainless Steel 321/321H Pipes & Tubes – Sandvik
When it comes to performance in high-temperature environments, Stainless Steel 321/321H Pipes & Tubes stand out. At Sandvik, we specialize in producing premium-grade stainless steel tubing that meets the most demanding industrial standards. Built to last, these alloys are engineered for strength, corrosion resistance, and reliability—making them a trusted choice across sectors.
Stainless Steel 321/321H Pipes & Tubes are titanium-stabilized austenitic stainless steels. The “321” variant contains titanium for stabilization against chromium carbide precipitation, which enhances intergranular corrosion resistance. On the other hand, “321H” is a high-carbon version offering improved strength at elevated temperatures. These pipes and tubes are known for their exceptional resistance to oxidation, making them suitable for service in temperatures up to 900°C.
One of the biggest advantages of choosing Stainless Steel 321/321H Pipes & Tubes Manufacturers like Sandvik is the ability to access top-tier products that perform under pressure. These pipes and tubes exhibit excellent welding and forming characteristics, making them ideal for high-stress and high-temperature environments. They also maintain mechanical integrity over time, significantly reducing the risk of failure or fatigue in harsh operating conditions.
The applications of Stainless Steel 321/321H Pipes & Tubes Suppliers products span across industries. In the aerospace industry, they are widely used for engine components and exhaust systems. Chemical plants use them for piping systems that must endure aggressive substances and high heat. Power plants rely on them in superheater and heat exchanger tubing. In automotive manufacturing, they are used for catalytic converters and exhaust manifolds. Their ability to resist scaling and withstand constant temperature fluctuations makes them a go-to material in demanding environments.
Sandvik, as one of the leading Stainless Steel 321/321H Pipes & Tubes Stockists, offers a variety of product types to suit different needs. Seamless Pipes offer superior strength and a smooth finish, making them ideal for pressure applications. Welded Pipes are more cost-effective and used in lower-pressure applications. ERW (Electric Resistance Welded) Tubes provide consistent wall thickness and are widely used in infrastructure. Fabricated Tubes are customized based on specific customer requirements, offering flexibility in design and use. Each type is manufactured with precision and subjected to rigorous quality control to ensure top-notch performance.
As trusted Stainless Steel 321/321H Pipes & Tubes Exporters, Sandvik maintains a global footprint, delivering to markets across the US, Europe, Middle East, and Asia. Whether you need bulk orders or custom-engineered solutions, our products are backed by certifications, traceability, and full compliance with international standards like ASTM A312 and A213.
For premium quality, reliable performance, and timely delivery, trust Sandvik—your partner in stainless steel excellence.
Specification of Stainless Steel 321/321H Pipes & Tubes
| Stainless Steel Pipe Specification : | ASTM A312, A358 / ASME SA312, SA358 |
|---|---|
| SS Tube Specification : | ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554 |
| Pipe Size : | 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes. |
| Tube Size : | 1/2" OD to 8" OD. |
| Thickness Range : | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type : | Seamless / ERW / Welded / Fabricated Pipes |
| Form : | Round, Square, Rectangular, Oval, Hydraulic Etc |
| Length : | Single Random, Double Random & Required Length |
| End : | Plain End, Beveled End, Treaded |
| End Protection : | Plastic Caps |
| Outside Finish : | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Delivery Condition : | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Inspection, Test Reports : | Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports |
| Packing : | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials : | Sizes and Specifications other than above can be manufactured on request |
Equivalent Grades of Stainless Steel 321/321H Pipes & Tubes
| STANDARD | UNS | WNR. | EN | JIS |
|---|---|---|---|---|
| SS 321 | S32100 | 1.4541 | X6CrNiTi18-10 | SUS 321 |
| SS 321H | S32109 | 1.4878 | X12CrNiTi18-9 | SUS 321H |
Chemical Composition of Stainless Steel 321/321H Pipes & Tubes
| % | Cr | Ni | C | Si | Mn | P | S | N | Ti | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 321 | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
max:0.08 | max:0.75 | max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
| 321H | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
min:0.04 max:0.10 |
min:18.0 max:20.0 |
max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
Mechanical Properties of Stainless Steel 321/321H Pipes & Tubes
| Grade | Tensile Strength ksi (min.) |
Yield Strength 0.2% Offset ksi (min.) |
Elongation - % in 50 mm (min.) |
Hardness (Brinell) MAX |
|---|---|---|---|---|
| 321/321H | 75 | 30 | 40 | 217 |