Premium China Copper Fittings for Refrigerators & AC - Top Suppliers and Factory Solutions
Product Advantages
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99.9% Pure Copper: Copper fittings are made of copper, with a copper content of 99.9%, which makes them excellent in conductivity and can quickly transfer heat. They play a key role in equipment such as heat exchangers and radiators.
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Durability & Stability: Copper joints are very durable and can withstand high pressure and temperature changes. They maintain good stability in humid and corrosive environments and are not easily corroded.
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Humanized Installation: The installation process can be easily completed without complex tools. Its flexibility allows for quick fixing through welding, adapting to various pipeline specifications with excellent sealing performance.
Applications
Leveraging their exceptional properties, copper fittings play a crucial role across various industries:
1. Building & Household Systems
Water Supply & Drainage: Resistant to corrosion, they ensure clean water delivery and prevent leaks.
Heating Systems: High thermal conductivity enables rapid heat transfer for efficient indoor temperatures.
2. Industrial Manufacturing
Chemical Processing: Withstand corrosive media, ensuring safe transport of hazardous chemicals.
Machinery & Hydraulics: Used in pneumatic/hydraulic pipelines to maintain stable power transmission.
3. Energy & Refrigeration
HVAC Systems: Critical components in evaporators and condensers, enhancing heat exchange efficiency.
Solar & Power Generation: Transfer heat effectively in solar water heaters and cooling systems.
4. Marine Engineering
Shipbuilding: Resist seawater corrosion, providing durable solutions for marine cooling systems.
Offshore Platforms: Maintain integrity in harsh saltwater environments.
Product Gallery & Specifications

| American standard (inches) | 1/4”(6.35mm) | 5/16"(8mm) | 3/8”(9.52mm) | 1/2”(12.7mm) | 5/8"(15.88mm) | 3/4”(19.05mm) | 7/8"(22.23mm) | 1 "(25.4mm) | 1 1/8”(28.6mm) | 1 1/4"(32mm) |
| European Standard (mm) | 6mm | 8mm | 10mm | 12mm | 15mm | 16mm | 22mm | 25mm | 28mm | 32mm |
| American standard (inches) | 1 3/8"(35mm) | 1 1/2”(38mm) | 1 5/8”(42mm) | 1 3/4"(45mm) | 2 1/8”(54mm) | 2 5/8”(67mm) | 3"(76mm) | 4 1/4”(108mm) | 5 1/4”(133mm) | 6 1/4"(159mm) |
| European Standard (mm) | 35mm | 38mm | 42mm | 45mm | 54mm | 67mm | 76mm | 108mm | 133mm | 159mm |





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