Stainless Steel Capillary Tube – High Precision Micro Stainless Steel Tubing
Stainless steel capillary tubes are ultra-small diameter precision tubes widely used in medical equipment, sensors, laboratory instruments, precision electronics, and industrial applications.
Manufactured from high-quality stainless steel materials such as 304, 304L, 316, and 316L, these tubes provide excellent corrosion resistance, high strength, and outstanding dimensional accuracy.
With advanced cold-drawing technology and strict quality control, our stainless steel capillary tubes offer smooth inner surfaces, precise tolerances, and excellent mechanical performance, making them ideal for precision industries.
| Specification | Details |
|---|---|
| Outer Diameter | 0.3mm - 20mm |
| Wall Thickness | 0.05mm - 2.0mm |
| Length | 500mm - 6000mm or Customized |
| Surface Finish | Bright Annealed (BA) / Polished |
| Standard | ASTM A269 / A213 / EN / JIS |
| Production Method | Cold Drawn / Seamless |
| Tolerance | ±0.01mm - ±0.05mm |
| Packaging | Plastic sleeve + End caps + Export bundle |
- High precision outer diameter and wall thickness
- Bright Annealed (BA) smooth surface finish
- Excellent corrosion resistance
- Strict tolerance control
- Clean inner wall for fluid transfer
- Customized size available
- Individual protective packaging for export
- Medical needle tubes
- Laboratory instruments
- Precision sensors
- Thermocouple protection tubes
- Electronic equipment
- Automotive fuel systems
- Industrial measurement instruments
- Produced using advanced precision manufacturing technology, ensuring consistent quality and reliable performance
- Custom sizes, surface treatments, and packaging solutions to meet different industrial requirements and international export standards
- Plastic caps on both ends
- PE protective film wrapping
- Carton packaging
- Wooden case packaging for export
Standard sizes: 7-10 days
Custom sizes: 10-20 days
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.