Stainless Needle tube
High-precision stainless steel needle tubes with tight tolerances, corrosion resistance, and customizable lengths. Suitable for medical, instrumentation, and industrial applications.
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Product Overview
Yunming Metal’s stainless steel needle tubes are manufactured with high precision and strict quality control, offering exceptional corrosion resistance, dimensional accuracy, and smooth inner surfaces. These tubes are ideal for fluid transfer, medical equipment, analytical instruments, and other high-precision applications. We supply needle tubes in a wide range of grades such as 304, 316L, 321, 310S, 317L, 904L, duplex 2205/2507, and more.
Application Areas
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Medical devices
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Capillary sampling instruments
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Precision fluid delivery
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Gas chromatography systems
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Aerospace and electronics
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Laboratory and analytical tools
Product Features
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Tight tolerances and high dimensional accuracy
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Clean, smooth, and burr-free inner surface
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High corrosion resistance in various environments
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Available in long coils or cut-to-length pieces
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Wide range of stainless steel grades (excluding 200 series)
Technical Specifications
| Outer Diameter (OD) | 0.3 mm – 10 mm |
|---|---|
| Wall Thickness | 0.05 mm – 1.0 mm |
| Length | Up to 6000 mm or customized |
| Material Grades | 304, 316L, 321, 310S, 317L, 904L, 2205, 2507, and others |
| Standards | ASTM A269 / A632 / EN 10216-5 / ISO / DIN / GB |
Manufacturing Process
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Cold drawn seamless or welded
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Annealed, pickled, and cleaned
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100% eddy current or pressure tested upon request
FAQ
Q: Are customized sizes available?
A: Yes, we offer custom outer diameter, wall thickness, and lengths based on your application needs.
Q: What material grades can you supply?
A: We offer a wide range of stainless steel grades including 304, 316L, 321, 310S, 317L, 904L, duplex 2205, 2507, and other custom options upon request.
Q: Can the tubes be coiled?
A: Yes, we supply both straight tubes and coil form depending on your specifications.
