ASME SB111 C44300-O61 Seamless Copper Nickel Brass Tube Cold Finished
ASTM B111 ASME SB 111 C44300 Admiralty Brass is ideal for heat exchanger tubes. Normally made to order to meet engineering requirements, you will find this alloy often times used in oil and gas applications that also require its non corrosive properties. C44300 and C68700 have good corrosion resistance. C44300 Admiralty Brass Seamless Tubes Tensile strength minimum in 310Mpa, Yield Strength minimum in 105Mpa.
ASTM B111 C44300 tubes, also known as Admiralty Brass tubes, possess several key characteristics. Here are some notable features:
1. Corrosion Resistance: C44300 tubes exhibit good resistance to corrosion, making them suitable for applications in marine environments and other corrosive conditions.
2. Thermal Conductivity: These tubes have high thermal conductivity, allowing for efficient heat transfer. This property makes them suitable for heat exchangers and other applications involving thermal management.
3. Fabrication Properties: C44300 tubes have excellent fabrication properties, including good formability and weldability. This allows for ease of manufacturing and customization according to specific requirements.
4. Mechanical Strength: Admiralty Brass tubes offer moderate mechanical strength, providing structural integrity while maintaining flexibility.
5. Pressure Resistance: These tubes can withstand high-pressure conditions, making them suitable for applications that involve fluid or gas transportation.
ASTM B111 / ASME SB 111 C44300 Admiralty Brass 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 |
– |
ASTM B111 / ASME SB 111 C44300 Admiralty Brass 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 |
ASTM B111 / ASME SB 111 C44300 Admiralty Brass Physical Properties
| Copper or Copper Alloy UNS No. |
Melting Point |
Density |
Coefficients of Linear Thermal Expansion |
Specific Heat Capacity |
Thermal Conductivity |
| °C |
°F |
lb/in3 |
g/cm3 |
1×10-6/°C @ 20.0 – 30.0 °C |
1×10-6/°F @ 70.0 – 570 °F |
cal/g-°C, 20 °C |
BTU/lb-°F @ 70°F |
W/m-K, 20 °C |
BTU/ft2/ft/h/°F @ 70°F |
| C44300 |
2140 – 2260 |
2010-2100 |
0.308 |
8.53 |
16.2 |
9 |
0.09 |
0.09 |
29 |
17 |
Application:
- Evaporator Tubing
- Heat Exchanger Tubing
- Condenser Tube Plates
- Distiller Tubes
- Oil Well Pump Liner
- Ferrules
- Bourdon Tubes
- Condenser Tubes
B111 C44300 material has the following benefits:
- Durability – The structure and chemical composition of an SB111 C44300 makes it durable. Its products can last up to 10 years, depending on where you are using it and the frequency of use.
- Cost-effective – The overall value of installing, functioning and maintaining products of this material is relatively low. You, therefore, get quality by selecting this material to manufacture your products.
- Versatile usage – You can manufacture different products using this material. For instance, you can make pipes and tubes for a variety of usage.
![]()
