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Categories | Copper Alloy Steel Heat Exchanger Tube |
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Brand Name: | YUHONG |
Model Number: | ASTM B111 C71500 |
Certification: | ISO 9001 |
Place of Origin: | CHINA |
MOQ: | 500KG |
Price: | AS PER DETIALS |
Payment Terms: | T/T,L/C |
Supply Ability: | 4150 Ton Per Month |
Delivery Time: | 20-80 days |
Packaging Details: | Plywooden case with Iron Frame |
Application: | Heat Exchanger Systems |
Heat Transfer Efficiency: | High |
Corrosion Resistance: | High |
Shape: | Round |
Testing: | UT, ET, HT, PMI |
Tube Material: | C70600, C71500, C68700, C44300, C71640 |
Material: | Copper Alloy Steel |
Length: | Customized |
Ends: | PE, BE |
Wall Thickness: | Customized |
Size: | Customized |
Pressure Resistance: | High |
Company Info. |
YUHONG HOLDING GROUP CO., LTD |
Verified Supplier |
View Contact Details |
Product List |
Material & Chemical Composition
C71500 (Copper-Nickel 70/30) is a high-grade alloy optimized for
seawater and chemical resistance. Key components:
Element | Cu | Ni | Fe | Mn | Impurities |
Content | 65.0~68.0% | 29.0~32.0% | 0.4~1.0% | 0.5~1.5% | ≤0.2% |
Mechanical Properties
Property | Value |
Tensile Strength | ≥450 MPa |
Yield Strength | ≥170 MPa |
Elongation | ≥25% |
Hardness9 | 0~130 |
Key Advantages
Unrivaled Saltwater Resistance: Withstands pitting, crevice corrosion, and biofouling in marine environments (ASTM G52 compliance).
High Thermal Conductivity: 29 W/m·K (2x higher than stainless
steel), ideal for condensers and heat exchangers.
Seamless Integrity: Cold-drawn and annealed processes ensure zero
defects and uniform wall thickness (±3%).
Long-Term Durability: Service life exceeding 25 years in seawater
applications.
Applications
✅ Marine Condensers & Heat Exchangers
✅ Desalination Plant Pipelines
✅ Offshore Oil & Gas Cooling Systems
✅ Chemical Processing Equipment
FAQ
Q: What is the maximum operating temperature?
A: Up to 400°C (752°F) in non-oxidizing environments.
Q: Do you offer customized bending or flaring?
A: Yes, we provide precision bending (radius ≥2x OD) and flaring
services with tight tolerances (±0.1mm).
Q: What certifications do you provide?
A: Full ASTM B111, ASME SB111, and EN 12451 compliance with MTC and
third-party inspection reports (SGS/BV).
Why Choose Yuhong Holding Group?
As a global leader in thermal solutions, we combine 55 production lines, 20,000㎡ facility, and 110+ skilled technicians to deliver:
End-to-End Expertise: From raw material procurement to advanced cold-drawn processing and surface treatment.
Rigorous Quality Control: 100% ultrasonic testing and hydrostatic
pressure checks (up to 30 MPa).
Fast Global Delivery: 15-day lead time for standard orders,
supported by DDP, FOB, or CIF logistics.
Competitive Pricing: Bulk order discounts for projects exceeding 10
tons.
Discover more high-performance solutions at www.steelfintube.com or
contact us for a tailored quote!
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