321/321H / UNS No. S32100/S32109 / EN 1.4541
Stainless steel 321/321H seamless tubes find widespread application in various industries due to their excellent corrosion resistance and high-temperature strength. One prominent industry that utilizes these tubes is the chemical and petrochemical industry, where they are employed in processes involving harsh corrosive environments and high-pressure conditions. Additionally, stainless steel 321/321H seamless tubes are extensively used in the oil and gas industry to transport corrosive fluids, as well as in refineries and offshore platforms.
These tubes also play a crucial role in the pharmaceutical and food processing sectors, where hygiene and chemical resistance are paramount. Other industries that commonly utilize stainless steel 321/321H seamless tubes include pulp and paper manufacturing, power generation, desalination plants, and textile production, to name a few. The versatility, reliability, and corrosion-resistant properties of stainless steel 321/321H seamless tubes make them a preferred choice in various industrial applications.
Furthermore, stainless steel 321H seamless tubes demonstrate good mechanical properties, including high tensile and yield strength and excellent formability and weldability. These characteristics make stainless steel 321H seamless tubes a preferred choice in chemical processing, pharmaceuticals, food processing, and petrochemicals, where corrosion resistance, high-temperature performance, and reliability are critical factors.
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321/321H / UNS No. S32100/S32109 / EN 1.4541 Specifications
| Types | Seamless & Welded |
|---|---|
| Form | Round, Square, Rectangle, Coil, "U" Tubes, Hydraulic & Honed Tubes |
| Size | 1/4" OD TO 12" OD. GAUGE: 25 SWG-10 SWG |
| Standard/Specification | ASTM, ASME, ISO, EN, NORSOK, JIS, NACE, DIN, AFNOR |
321/321H / UNS No. S32100/S32109 / EN 1.4541 Chemical Composition (%)
| Elements | Type | Carbon (C) | Manganese (M) | Phosphorus (P) | Sulfur (S) | Silicon (SI) | Chromium (CR) | Nickel (NI) | Molybdenum (MO) | Nitrogen (N) | Copper (CR) | Other Elements |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Composition (%) | 321 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 17.0–19.0 | 9.0–12.0 | . . . | 0.10 | . . . | Ti 5 × (C + N) min, 0.70 max |
| 321H | 0.04–0.10 | 2.00 | 0.045 | 0.030 | 0.75 | 17.0–19.0 | 9.0–12.0 | . . . | . . . | . . . | Ti 4 × (C + N) min, 0.70 max |
Application of 321/321H / UNS No. S32100/S32109 / EN 1.4541
- Pulp & Paper Industries
- Ship Industries
- Aerospace Industries
- Refineries Industries
- Power Plant Industries
- Oil & Gas Industries
- Sugar Industries