UNS C44300 Admiralty Brass Tube PDF
What is ASTM B111 C44300 copper tubing?
Brass is a copper alloy with zinc and a small amount of other alloying such as Arsenic adding which can inhibit the corrosion and improve the corrosion resistance. Alloy C44300 also known as admiralty brass and has good mechanical properties. Brass C44300 of lkalloy supplying is available in tubing and sheet. C44300 brass tubing offers excellent cold workability for forming and bending, ideal for heat exchangers and pipes that transporting corrosive liquids.
Benefits of Admirality Brass Pipes:
Fights corrosion well
Stops "dezincification" (a common brass failure) in seawater and brackish water.
Great for heat transfer
Excellent thermal conductivity makes heat exchangers efficient.
Cost-effective
Much cheaper than copper-nickel or titanium alloys.
Easy to work with
Good for cold drawing into tubes and rolling into tube sheets.
Resists marine growth
Copper ions naturally reduce algae/barnacle buildup.
Proven reliability
Decades of successful use in power plants and ships.
Handles steam condensate
Performs well in steam condenser environments.
Admiralty Brass Tubes Equivalent Grades
| STANDARD | UNS | WERKSTOFF NR. |
| Admiralty Brass | C44300 | 2.0470 / 1785 |
Admiralty Brass Tubes Chemical Composition
| Element | Admiralty Brass |
| C | 70.0-73.0 max |
| As | 02-.06 max |
| Fe | 06 max |
| Pb | 07 max |
| Sn | 8-1.2 max |
| Zn | Rem. |
Admiralty Brass Tubing Mechanical & Physical Properties
| Element | Admiralty Brass |
| Density | 8.53 g/cm3 |
| Melting Point | 899 ~ 938 째C |
| Tensile Strength | 310 MPa |
| Yield Strength (0.2%Offset) | 105 MPa |
| Elongation | 30 % |
Applications
Brass C44300 is used where parts require good corrosion resistance and excellent heat transfer characteristics. Typical applications include military heat exchanger tubing, evaporator tubing, distiller tubes and so on.

Our spot inventory
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ASTM B111 C44300 tube |
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C44300 condenser tube |
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C44300 copper pipe |
Founded in 2008, we are a leading professional exporter specializing in a comprehensive range of high-quality copper products for global markets. Our core product portfolio encompasses various forms and specifications to meet diverse industrial needs.
Copper Tubes & Pipes:
We supply both Copper Seamless Tubes (ASTM B68, B75) and Copper Welded Tubes, including Pure Copper Tubes (C11000, C12200), Brass Tubes (C23000, C26000, C28000), and specialized Admiralty Brass Tubes (C44300) for superior corrosion resistance in heat exchanger applications. Our offerings comply with key ASTM standards such as ASTM B88 for seamless water tube and ASTM B111 for condenser tubes.
Copper Sheets & Plates:
Our range covers from thin-gauge Thin Copper Sheet (ASTM B152) to heavy-duty Thick Copper Plate, available in alloys like Pure Copper (C11000), Brass Sheet (C26000), Phosphor Bronze Sheet (C51000, C52100), and corrosion-resistant Admiralty Brass Sheet/Plate (C44300).
Copper Rods & Bars:
We provide Copper Round Rod, Copper Square Bar, Copper Hexagon Bar, and Copper Flat Bar in various tempers. Products include Free-Cutting Brass Rod (C36000 per ASTM B16), Oxygen-Free Copper Rod (C10100/C10200, ASTM B187), Beryllium Copper Bar (C17200, ASTM B196), and Admiralty Brass Rod (C44300).
Copper Wires & Strips:
Our Copper Wire products include Bare Copper Wire (ASTM B1/B2/B3), Enamelled Copper Wire, and Brass Wire. We also supply precision Copper Strip (C11000, C26800), Brass Strip, and Admiralty Brass Strip (C44300) for electrical, marine, and fabrication applications.





