Cold Drawn Carbon Steel Heat Exchanger Tubes 6-140mm OD with 0.5-20mm Wall Thickness for Industrial Applications
Price:
800 - 9000 USD / ton
MOQ:
100MT
Delivery Time:
Within 60 days after getting the DP
Brand:
HDT
Product Description
Cold Drawn Carbon Steel Heat Exchanger Tubes
Precision-engineered seamless steel tubes with outer diameter range of 6-140mm and wall thickness from 0.5-20mm, designed for high-performance heat transfer applications.
Product Specifications
Dimensions & Sizes
| Parameter | Specification |
|---|---|
| Outer Diameter | 6-140mm |
| Wall Thickness | 0.5-20mm |
| Length | Up to 25,000mm (standard 6,000mm) |
| Type | Cold Drawn or ERW |
| Ends | Plain ends or bevel ends |
Material Standards & Grades
Compliant with international standards including ASTM, DIN, EN, GOST, SAE, and JIS.
| Standard | Material Grades |
|---|---|
| ASTM | A179, A199, A200, A213, A106, A192, A210, T11, T22, T12 |
| DIN | ST35.8, ST45.8, ST37.0, ST44.0, ST52.0 |
| JIS | STPG370, STPG410, STB340, STB410, STB440 |
| EN | P195TR1/TR2, P235TR1/TR2, P265TR1/TR2 |
Key Features & Benefits
- No oxidation layer on outer and inner walls for superior performance
- No leakage under high pressure conditions
- No cracking during flattening and flaring tests
- No distortion after cold bending operations
- High precision manufacturing with excellent surface cleanness
- Superior performance for high pressure and temperature applications
- Excellent corrosion resistance with protective coatings
Delivery Conditions
| Designation | Symbol | Description |
|---|---|---|
| Cold finished (hard) | BK | Tubes without heat treatment after final cold forming |
| Cold finished (soft) | BKW | Limited deformation with heat treatment for cold forming capability |
| Cold finished and stress-relieved | BKS | Heat treated for forming and machining applications |
| Annealed | GBK | Annealed in controlled atmosphere after cold forming |
| Normalized | NBK | Annealed above upper transformation point |
Quality Assurance & Testing
- Hydrostatic or nondestructive electric testing
- Standard-compliant heat treatment processes
- Surface condition verification per standards
- Grain size analysis and material sampling
- Flattening, flaring, and marking tests
Applications
- Evaporators, heat exchangers, and condensers
- Heat transfer equipment and similar thermal systems
- Mechanical treatment, petrochemical, and construction industries
- Fluid transportation in engineering projects and equipment
- Low and medium pressure boiler systems
- Hydraulic pressure and pneumatic services
Product Images
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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
ZHANGJIAGANG HUA DONG ENERGY TECHNOLOGY CO.,LTD
Location
Rm. 1202, Buildiing A, Wanda Plaza, Zhangjiagang, Jiangsu, China
Contact Person
Yolanda Zou