Umbilical Cold Drawing Stainless Coil Tubing 4-31.8mm OD for Spaceflight Vacuum Bright Annealing
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
30 DAYS
Brand:
zheheng
Product Description
Umbilical Cold Drawing Stainless Coil Tubing for Spaceflight Applications
Precision cold-drawn stainless steel bright seamless coil tubing manufactured specifically for aerospace and vacuum applications. Features vacuum bright annealing process for superior surface quality and dimensional accuracy.
Product Specifications
| Outer Diameter | Wall Thickness | Length Range |
|---|---|---|
| 3/8" | 0.049" | 1-2000 meters |
| 1/8" | 0.035" | 1-3500 meters |
| 1/4" | 0.035-0.049" | 1-1800 meters |
| 1/2" | 0.049" | 1-1000 meters |
| Φ3mm | 0.9mm | 1-3500 meters |
| Φ4mm | 0.9mm | 1-2500 meters |
| Φ6mm | 0.9mm | 1-1700 meters |
| Φ8mm | 1mm | 1-1000 meters |
| Φ10mm | 1mm | 1-800 meters |
Technical Features
- Vacuum bright annealing process eliminates oxide layers
- Inner and outer surfaces remain clean, bright, and delicate
- Whole roll pure seamless construction with no welding points
- Soft state delivery (HRB≤90) for easy forming
- Dimensional tolerance: OD ±0.1mm, wall thickness ±10%
- Available materials: 304/304L/321/317L/2205/2507
Quality Assurance
Comprehensive testing includes hydraulic testing (10-35Mpa), air pressure testing, and eddy current flaw detection. Compliant with ASTM(ASME)SA/A312, A213, A269, DIN, GB, and JIS standards.
Applications
Aerospace equipment, oil drilling, shipbuilding, petrochemical refining, heat exchangers, hydraulic systems, umbilical cables, and high-pressure fluid transmission.
Key Advantages
- Reduces installation joints and improves safety performance
- Minimizes waste through customizable cutting lengths
- Enhances system operation security in critical applications
- Convenient packaging options for efficient transportation
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Company
Wenzhou Zheheng Steel Industry Co.,Ltd
Location
No999 .wenzhou airport wenzhou city,zhejiang china
Contact Person
BAIN SHEN