Long Straight Copper Tube

Long straight copper tube is widely used in supply of hot and cold tap water, and as refrigerant line in HVAC (heating ventilation air conditioning) systems. According to American Society for Testing Material, it shall be supplied in 3 tempers, and they respectively are annealed (O61), light-drawn (H55) and hard-drawn (H80). According to European Norm, it shall be supplied in 8 material conditions, and they respectively are H035, R200, H065, R250, H090, R290, H100 and R360. We can also customize in accordance with individual customer's special requirement.

Alloy and production standard:

C11000, C12000, C12200 (ASTM B111 or ASME SB111)

Cu-ETP, Cu-DLP, Cu-DHP (EN12451 or EN12449)

C102, C106 (BS British Standard)

C1100, C1201, C1220 (JIS Japanese Industrial Standards)

Chemical composition:

Cu≥99.90~99.97

Dimension/size:

Outside diameter range : 3.5mm~120mm

Wall thickness range : 0.3mm~15mm

Maximum length: 24 meters

Field of application:

Long straight copper tube is generally used in fields of engine cooler, power plant condenser, marine heat exchanger, compressor cooler, petrochemical refinery cooler, motor cooler, seawater desalination evaporator, air conditioning cooling system etc.

Our patents:

Over 40 years' manufacturing experience, employees working in Guilin Lijia have applied for a number of invention patents about high efficient working machines and technologies, mainly are followings:

1. Synchronous saw of rolling machine;

2. Cleaning and wiping equipment for long tube inside;

3. Integrated equipment for annealing of nonferrous metal tube;

4. Rotary adjusting device for ultrasonic probe;

5. Furnace building and drying technique of induction furnace for copper-nickel alloy.

6. And so and so on.

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