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ASTM B111 C71500 Seamless Copper Alloy Tubes Superior Heat Transfer Saltwater Resistance for Heat Exchangers Boilers and Marine Systems

Categories Copper Alloy Steel Heat Exchanger Tube
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
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ASTM B111 C71500 Seamless Copper Alloy Tubes Superior Heat Transfer Saltwater Resistance for Heat Exchangers Boilers and Marine Systems

ASTM B111 C71500 Seamless Copper Alloy Tubes – Superior Heat Transfer & Saltwater Resistance for Heat Exchangers, Boilers, and Marine Systems


Material & Chemical Composition


C71500 (Copper-Nickel 70/30) is a high-grade alloy optimized for seawater and chemical resistance. Key components:


ElementCuNiFeMnImpurities
Content65.0~68.0%29.0~32.0%0.4~1.0%0.5~1.5%

≤0.2%



Mechanical Properties


PropertyValue
Tensile Strength≥450 MPa
Yield Strength≥170 MPa
Elongation≥25%
Hardness90~130



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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