Stainless Steel Capillary Tube for Precision Instruments – OEM Tube Components
Why Choose an ISO 9001 Certified Supplier?
ISO 9001 certification is the global standard for medical device quality management systems. When selecting a precision grade capillary tube supplier, ISO 9001 certification ensures consistent quality, full traceability, regulatory compliance, and reliable supply — critical for medical device manufacturers who cannot afford quality failures.
As an ISO 9001 certified precision grade capillary tube OEM manufacturer, we provide precision tubes with comprehensive documentation, 100% inspection, and full material traceability.
Our ISO 9001 Quality Management System
Documented Processes
- Quality Manual — Top-level quality policy and objectives
- Procedures — Documented processes for every manufacturing step
- Work Instructions — Detailed step-by-step instructions for operators
- Records — Traceable documentation for every batch and order
Key Quality Processes
| Process | Description | Frequency |
|---|---|---|
| Design Control | Design review, verification, validation | Per project |
| Supplier Qualification | Material supplier audit, approval, monitoring | Annual |
| Incoming Inspection | Material verification, spectroscopy, tensile test | Every heat/lot |
| In-Process Inspection | Dimensional monitoring, surface inspection | 100% online |
| Final Inspection | Comprehensive dimensional, surface, performance testing | Every batch |
| Corrective Action (CAPA) | Root cause analysis, corrective/preventive action | As needed |
| Internal Audit | Process compliance verification | Annual |
| Management Review | Quality objectives, resource allocation, improvement | Annual |
Material Grades & Specifications
| Grade | Standard | OD Range | Wall Range | Applications |
|---|---|---|---|---|
| 316LVM | ASTM F138 / ISO 5832-1 | 0.3-3.0mm | 0.05-0.3mm | Implants, surgical needles |
| 316L | ASTM A269 | 0.1-6.0mm | 0.025-0.5mm | Diagnostic equipment, drug delivery |
| 304 | ASTM A269 | 0.1-6.0mm | 0.025-0.5mm | General instruments, equipment |
| 420J2 | ASTM A276 | 0.5-4.0mm | 0.1-0.3mm | Surgical blades, cutting needles |
Dimensional Tolerances
| Parameter | Standard | Precision |
|---|---|---|
| Outside Diameter | ±0.02mm to ±0.05mm | ±0.005mm to ±0.01mm |
| Wall Thickness | ±10% to ±15% | ±8% to ±10% |
| Roundness | ≤0.03mm | ≤0.01mm |
| Straightness | ≤1.0mm/m | ≤0.5mm/m |
| Surface Roughness (Ra) | ≤0.4μm | ≤0.2μm (electropolished) |
Quality Documentation
Every order includes:
- Material Test Report (MTR): Chemical composition, mechanical properties
- Inspection Certificate: Dimensional, surface, performance results
- Certificate of Compliance (CoC): Declaration of conformity
- EN 10204 3.1: Material certification with test results
- Traceability Records: Heat number, batch number, production date
- Device History Record (DHR): Complete manufacturing history (per order)
Why Choose Us?
| Advantage | Details |
|---|---|
| ISO 9001:2016 Certified | Comprehensive quality management system |
| FDA Registered | Registered with FDA for medical device manufacturing |
| 20+ Years Experience | Specialized in precision grade capillary tubes |
| Full In-House Manufacturing | Complete control from raw material to finished product |
| 100% Inspection | Laser micrometer, eddy current, hydrostatic testing |
| Fast Turnaround | 2-4 weeks standard, free samples available |
Request a Quote
Contact us with your specifications — material grade, OD, wall, length, surface finish, quantity — and receive a competitive quote within 24 hours. Free samples available for evaluation.
Healsmed
Leading Stainless Steel Capillary Tube Factory. 1,400+ standard sizes IN STOCK & ready to ship worldwide! High precision, factory-direct price.
