Seamless U Tubes manufactured from 304L Stainless Steel material find broad applications in a wide reach of industries, such as chemical processing, oil and gas, and the pharmaceutical field. Manufacturing these tubes needs to be done with high-quality stainless steel 304L for excellent corrosion resistance and good weldability. Shashwat Stainless Inc. is one of the well-known manufacturers and exporters of such U tubes, ensuring for customers long-lasting and reliable products that meet the high standards.

304L is the low-carbon version of the 304 grade; thus, it is very suitable for applications requiring especially good formability and weldability. This material provides excellent resistance to oxidation in substantial environments and corrosion. The lower carbon content also minimises carbide precipitation during welding, which makes this material perfect for projects in need of strong welds. The Shashwat Stainless Inc. are among the trusted exporters within the market, with assurance that the stainless steel 304L U-tubes will maintain these properties within their lifecycle.
The tubes are useful in those industries that have a high risk of contamination, such as petrochemical or pharmaceutical industries, where smooth inner surfaces help to offer the best flow of fluids without minutest chances of deposition. Shashwat Stainless Inc. is one of the leading manufacturers of welded 'U' tubes, offering a range that fits into the broad-spectrum demands our customers have made in various industries.
Premium Quality Steel Tubes Manufacturer & Exporters in India.
304L / UNS No. S30403 / EN 1.4306/1.4307 Specifications
Types | Seamless & Welded |
---|---|
Form | Round |
Outside Diameter | 12.70 mm to 50.80 mm |
Wall Thickness | 0.89 mm to 5.00 mm |
Length | Up to 30mtr long |
Standard/Specification | ASTM, ASME, ISO, EN, NORSOK, JIS, NACE, DIN, AFNOR |
304L / UNS No. S30403 / EN 1.4306/1.4307 Chemical Composition (%)
Elements | Carbon (C) | Manganese (M) | Phosphorus (P) | Sulfur (S) | Silicon (SI) | Chromium (CR) | Nickel (NI) | Molybdenum (MO) | Nitrogen (N) | Copper (CR) | Other Elements |
---|---|---|---|---|---|---|---|---|---|---|---|
Composition (%) | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 17.5–19.5 | 8.0–12.0 | - | 0.10 | - | - |
Application of 304L / UNS No. S30403 / EN 1.4306/1.4307

- Pulp & Paper Industries
- Ship Industries
- Aerospace Industries
- Refineries Industries
- Power Plant Industries
- Oil & Gas Industries
- Sugar Industries