Copper Alloy Seamless Tube Admiralty Brass Tube B111 C44300 C70600 C71500 C12200 Refrigeration, Air Cooler, Power Generation,Pressure Vessel Application
Brand Name:YUHONG GROUP
Certification:ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Model Number:C10100,C10200,C12000,C71500,C70600,C44300
Minimum Order Quantity:300-500KGS
Delivery Time:25-30 DAYS
Payment Terms:L/C, T/T
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Ningbo Zhejiang China
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20TH FLOOR,NO.1 NEW WORLD BUILDING ,NO.1018 MINAN ROAD,YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG PROVINCE, CHINA
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Copper Alloy Seamless Tube Brass Tube B111 C44300 C70600 C71500 C12200 For Air Cooler, Power Generation,Pressure Vessel
Yuhong Group has more than 30 years supply boiler tube , heat exchanger tube , Condenser Tube , Cooling Tube, Material cover : Stainless Steel , Duplex Steel , Super Duplex Steel , Nickel base alloy Steel (Hastelloy, Monel , Inconel , Incoloy), Copper Alloy , Cr-Mo alloy Steel , our boiler tube and heat exchanger tube already export more than 65 countries, and give our best service for more than 1000 clients. Yuhong Brand already stand: High Quality , High Efficiency , and Excellent quality !
C44300 is a type of copper alloy that is commonly referred to as "Admiralty Brass." It is known for its excellent corrosion resistance, high thermal conductivity, and good mechanical properties. C44300 tubes, specifically, are tubes made from this alloy. Here are some key points about C44300 tubes:
- Corrosion Resistance: C44300 tubes exhibit good resistance to corrosion, making them suitable for various applications where exposure to corrosive environments is expected. They can withstand seawater, brackish water, and other corrosive fluids.
- Thermal Conductivity: C44300 tubes have high thermal conductivity, making them ideal for applications that involve heat transfer. They are commonly used in heat exchangers, condensers, and other similar applications where efficient heat transfer is crucial.
- Mechanical Properties: C44300 tubes offer good mechanical properties, including moderate strength and ductility. This makes them easier to form, bend, and fabricate into desired shapes and sizes.
- Applications: C44300 tubes find applications in various industries, including marine, HVAC (heating, ventilation, and air conditioning), power generation, and chemical processing. Some specific applications include heat exchangers, condensers, evaporators, oil coolers, and refrigeration systems.
- Weldability: C44300 tubes can be easily welded using common methods such as brazing, soldering, and gas tungsten arc welding (GTAW/TIG). This allows for convenient installation and connection within the system.
- Availability: C44300 tubes are commercially available in different sizes and forms, including straight lengths, coils, and custom configurations. This provides flexibility in designing and constructing heat transfer systems.
When considering the use of C44300 tubes, it is important to consult with engineers, manufacturers, or industry professionals to determine the most suitable tube size, thickness, and design for your specific application requirements. They can provide guidance on material compatibility, installation techniques, and ensure optimal performance of the heat transfer system.
Copper Alloy Seamless Tube C44300 Chemical Composition
| Elements | Composition, % |
| Cu, incl. Ag | 70.0-73.0 |
| Sn | 0.9-1.2 |
| Al | – |
| Ni, incl. Co | |
| Pb | 0.06 max |
| Fe | 0.07 max |
| Zn | Balance |
| Mn | – |
| As | 0.02-0.06 |
| Sb | – |
| P | – |
| Cr | – |
| Other named elements | – |
Copper Alloy Seamless Tube C44300 Mechanical Properties
| Properties | Measurement |
| Yield strength | 105 MPa |
| Melting point | 899 ~ 938 °C |
| Tensile strength | 310 MPa |
| Thermal conductivity | 109 W/m-K @ 20.0 °C |
| Density | 8.53 g/cc |
| Heat capacity | 0.09 cal/g-°C @ 20ºC |
| CTE linear strength | 20.2 10-6/°C @ 20.0 – 300 °C |
Copper Alloy Seamless Tube C44300 Equivalent material
| Standard | BS 2871 PART3 | ASTM B111 | DIN 1785 | NFA 51102 | JIS H3300 | IS 1545 |
| Symbol | CZ 111 | C 44300 | CuZn28Sn1 | CuZn29Sn1 | C 4430 | CuZn29Sn1As |
| Cu | 70.0-73.0 | 70.0-73.0 | 70.0-72.5 | 70.0-73.0 | 70.0-73.0 | 70.0-73.0 |
| Sn | 1.0-1.5 | 0.9-1.2 | 0.9-1.3 | 0.9-1.2 | 0.9-1.2 | 1.0-1.5 |
| Pb | 0.07 | 0.07 | 0.07 | 0.07 | 0.07 | 0.07 |
| Ni | – | – | 0.1 | – | – | – |
| Fe | 0.06 | 0.06 | 0.07 | 0.06 | 0.06 | 0.06 |
| Zn | REM’DER | REM’DER | REM’DER | REM’DER | REM’DER | REM’DER |
| As | 0.02-0.06 | 0.02-0.06 | 0.02-0.035 | 0.02-0.06 | 0.02-0.06 | 0.02-0.06 |
| P | – | – | 0.01 | – | – | – |
Total Impurities Max. | ||||||
| 0.03 | – | 0.1 | 0.3 | – | 0.3 | |
| Condition | M | 61 | F36 | – | – | O |
| TA | – | F32 | – | O | TA | |
| O | – | – | – | – | D | |
Yield Strength N/MM2 | – | – | 140-220 | – | – | – |
| – | 105 | 100-170 | – | – | – | |
Tensile N/MM2 Minimum | – | 310 | 360 | – | – | 375 Mpa Max. |
| – | – | 320 | – | 314Min. | 340 Mpa Min. | |
| – | – | – | – | – | 385 Mpa Min. | |
Elongation Percent (%) Minimum | – | – | 45Min. | – | -. | – |
| – | – | 55Min. | – | 30 Min. | – | |
| Hardness HV5 – | 150Min | – | – | – | – | 80 Max. |
| 85-105 | – | – | 80-120 | – | 80-105 | |
| 75Max. | – | – | – | – | 130 Min. | |
Grain Size mm (75X) | 0.05Max. | 0.010-0.045 | – | 0.010-0.045 | 0.010-0.045 | 0.010-0.04 |
Advantage of copper alloy tubes:
- Simple alloying system with good weldability
- Excellent ductility and toughness
- Outstanding erosion corrosion performance
- Resistant to uniform and localised corrosion
- No effect of ambient seawater temperatures
- No effect of seawater chlorination
- Resistant to biofouling
- Resistant to stress-corrosion cracking
- Low maintenance costs
- A lot of design experience
Applications:
Heat Exchangers
Condensers
Evaporators
Oil Coolers
Marine Applications
HVAC Systems
Power Generation
Copper Alloy Seamless Tube Admiralty Brass Tube B111 C44300 C70600 C71500 C12200 Refrigeration, Air Cooler, Power Generation,Pressure Vessel Application
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