Stainless Steel Coil Tubing 3/4" & 1/4" for Heat Exchangers | 8-19mm OD, 0.5-1.5mm Wall Thickness
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
30 DAYS
Brand:
zheheng
Product Description
Stainless Steel Coil Tubing for Heat Exchangers
Precision-engineered stainless steel coil tubing available in 3/4", 3/8", 1/4", and 1/2" sizes for heat exchanger and cooling applications.
Manufacturing Capabilities
Zheheng Steel operates over 15 advanced production lines with comprehensive quality control systems including ET, UT, and HT testing. Annual production capacity exceeds 5000 metric tons with export volumes reaching 6000-8000 tons.
Technical Specifications
Materials
304/304L, 316/316L, 321, and custom materials available
Standards Compliance
- ASTM A249 - Welded austenitic stainless steel pipe for boilers, superheaters, heat exchangers, and refrigerators
- GB/T24593-2009 - Austenitic stainless steel welded tubes for boilers and heat exchangers
- GB/T1271-2008 - Stainless steel welded pipe for fluid conveyance
- HG/20537.2-92 - Austenitic stainless steel welded tubes for shell and tube heat exchangers
Dimensions & Parameters
Outer Diameter: 8.0-19.0 mm | Wall Thickness: 0.5-1.5 mm | Length: >1000 meters
Quality Assurance
- Annealing Temperature: 1040-1150°C
- Automatic welding with visual tracking for precision alignment
- Online eddy current detection for weld quality monitoring
- Water pressure test: 2 PM
- Pressure protection test: 2 PM for over 5 hours
- Welding Methods: Argon arc welding or plasma welding + argon arc welding
Available Sizes
| Outer Diameter (mm) | Wall Thickness (mm) |
|---|---|
| 4.76 | 0.71, 0.89, 1.24 |
| 6.0 | 1.0, 1.5 |
| 6.35 | 0.71, 0.89, 1.24, 1.65 |
| 7.94 | 0.71, 0.89, 1.24, 1.65 |
| 9.53 | 0.71, 0.89, 1.24, 1.65 |
| 10.0 | 1.0, 1.5 |
| 12.0 | 1.0, 1.5, 2.0 |
| 12.7 | 0.71, 0.89, 1.24, 1.65, 2.11 |
| 14.0 | 1.0, 1.5, 2.0 |
| 15.88 | 0.89, 1.24, 1.65, 2.11 |
| 16.0 | 1.0, 1.5, 2.0 |
| 19.05 | 0.89, 1.24, 1.65, 2.11 |
| 25.4 | 0.89, 1.24, 1.65, 2.11 |
Applications
Industrial Applications
Heat exchangers, boilers, oil processing, chemical plants, fertilizers, chemical fibers, pharmaceuticals, nuclear power
Liquid Handling
Beverage, beer, milk, water supply systems, medical equipment
Mechanical Structures
Printing and dyeing equipment, textile machinery, medical devices, kitchen equipment, automotive and marine components, building and architectural decoration
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Wenzhou Zheheng Steel Industry Co.,Ltd
Location
No999 .wenzhou airport wenzhou city,zhejiang china
Contact Person
BAIN SHEN