China Stainless Steel

stainless steel
needle tube

TeCarve’s Stainless Steel Needle Tube products are precisely engineered for micro-diameter applications demanding tight tolerances, smooth inner surfaces, and exceptional corrosion resistance.

These ultra-fine tubes are commonly used in medical devices, industrial instrumentation, analytical equipment, and fluid delivery systems. Manufactured from high-grade stainless steel, our needle tubes maintain dimensional stability and chemical purity, making them ideal for high-precision and hygienic environments.

Available in seamless or welded variants, with custom OD, wall thickness, and cut-to-length options, TeCarve guarantees clean inner bores, tight dimensional control, and mirror-like finishes to meet the strictest performance demands.

Specifications

• Outer Diameter: 0.3mm – 6mm

• Wall Thickness: 0.1mm – 1.0mm

• Length: Custom cut or coil form

• Grades: 304, 304L, 316, 316L

• Surface Finish: Polished, Bright Annealed

• Tube Type: Seamless / Welded

• Tolerances: According to international standards or customer specifications

ASTM (USA): ASTM A269 / ASTM A632

EN (Europe): EN 10216-5

JIS (Japan): JIS G3459 / JIS G346

GB (China): GB/T 24593 / GB/T 13296

ISO: ISO 9626

Standards

Features

• Ultra-fine and precise diameters

• Biocompatible and corrosion-resistant

• Smooth internal surface

• High dimensional consistency

• Medical and surgical needles

• Laboratory and analytical instruments

• Capillary fluid transport

• Precision industrial dispensing

Applications

Quality Control

• Laser micrometer dimensional testing

• Inner bore inspection with endoscopy

• Surface finish verification

• Chemical and mechanical property analysis

packaging

PVC Wrapping
& End Caps

Custom Barcoding
& Labeling

Anti-Corrosion
& Moisture Protection

Seaworthy Wooden Cases & Pallets

Tailored Solutions, Timely Fulfillment

CUSTOMIZATION
& DELIVERY

Flexible Custom Manufacturing

We offer tailored stainless steel pipe and tube solutions based on your specifications—grade, size, finish, tolerances, and application requirements.

Low MOQ & Rapid Prototyping

Small batch customization and sample production are supported, helping you shorten your development cycle and market entry.

Optimized Lead Time

Standard products ship within 7–10 days. For custom orders, lead times typically range from 2 to 4 weeks depending on complexity and volume.

Global Logistics & On-Time Delivery

With experience in international trade and freight coordination, we ensure secure packaging and on-time delivery to over 50 countries worldwide.

Contact TeCarve

Get in touch with TeCarve for premium stainless steel tubing solutions. Global delivery, precision manufacturing, and reliable service. If any need, please send email to sales@tecarve.com.