Stainless Steel Tubes
Ashwin Steel provides an elite range of stainless steel tubes engineered for applications requiring precise outer diameters, wall thicknesses, and high surface purity. Unlike standard pipes, our tubes are manufactured to extremely tight tolerances, making them ideal for instrumentation, heat exchangers, and sanitary fluid transport.
We offer both seamless and welded tubes, thoroughly tested for pressure integrity and material composition. From delicate capillary tubes for medical devices to heavy-wall U-tubes for boilers, our products deliver outstanding thermal conductivity, corrosion resistance, and longevity in the most demanding conditions.

Available Grades
Key Specifications
Sizes
OD: 6mm to 323.8mm
Thickness
0.5mm to 20mm (Gauge 10 to 22)
Standards
ASTM A213, ASTM A269, ASTM A249, ASTM A270
Forms
Seamless, Welded, U-Tubes, Capillary Tubes, Round, Square, Rectangular
Finishes
Bright Annealed (BA), Electropolished, Mechanical Polish (up to 800 Grit), Mill Finish
Specifications
| Outer Diameter (OD) | 6mm to 323.8mm |
|---|---|
| Wall Thickness | 0.5mm to 20mm |
| Manufacturing Form | Seamless, Welded, U-Bent |
| Internal/External Finish | BA, Electropolished, Grit Polished |
| Standards | ASTM A213, A269, A249, A270 |
Applications
- Heat Exchangers & Condensers
- Instrumentation & Control Lines
- Dairy & Food Processing
- Pharmaceuticals
- Automotive Hydraulics
- Architectural Handrails
Frequently Asked Questions
Frequently Asked Questions
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