ASME SB111 C70600 (B10) copper-nickel alloy

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The C70600 (B10) copper-nickel alloy exhibits excellent physical properties. Firstly, its density is approximately 8.94 g/cm³, resulting in a large mass for a given volume, thus ensuring stability in practical applications. Secondly, the alloy has a high melting point of approximately 1171°C, allowing it to maintain stable performance even at high temperatures. Furthermore, the C70600 (B10) copper-nickel alloy possesses good thermal conductivity and a low coefficient of thermal expansion, enabling it to maintain good dimensional stability even in environments with significant temperature variations.

The C70600 (B10) copper-nickel alloy exhibits excellent mechanical properties. At room temperature, its tensile strength can reach over 310 MPa, and its yield strength is around 140 MPa. This means that the alloy can withstand significant tensile and compressive forces without easily fracturing or deforming. Furthermore, this alloy also exhibits high elongation at break, with a minimum of 40%, demonstrating good plasticity and toughness. These mechanical properties make the C70600 (B10) copper-nickel alloy highly reliable and durable when manufacturing complex parts and components.

Q: Can c70600 be welded?

A: Yes, it can be welded using techniques like TIG and MIG welding with matching filler metal.

Q: What cleaning methods are recommended for c70600 tubes?

A: Use non-chlorinated cleaners and avoid abrasive materials that can damage the protective film.

Q: Does c70600 require stress relief annealing?

A: After severe cold working or welding in stressed conditions, stress relief annealing may be necessary to prevent stress corrosion cracking.

Q: How is the thermal conductivity of c70600?

A: Its thermal conductivity is lower than pure copper but sufficient for heat exchanger applications.

GNEE is a leading international trader and supplier specializing in a comprehensive range of high-quality copper and copper alloy products. We serve a global clientele across various industries, including HVAC/R, automotive, electronics, construction, and industrial manufacturing.

Our Extensive Product Portfolio

We boast a vast inventory and robust supply chain for virtually all forms of copper products. Our expertise covers:

Copper Tubes & Pipes:

Copper Seamless Tube / Capillary Copper Tube

Copper Welded Tube / Copper Air Conditioning Tube

Copper Refrigeration Tube / Copper Water Tube

Deoxidized Copper Tube / Copper Coil Tube

Copper Sheets & Plates&Strips：

Copper Strip / Copper Thin Strip

Copper Heavy Duty Strip / Precision Copper Strip

Copper Foil Sheet / Copper Thin Sheet

Copper Thick Plate / Copper Chequered Plate

Copper Shim Stock / Copper Busbar

Copper Bars & Rods:

Copper Round Bar / Copper Square Bar

Copper Hexagon Bar / Copper Flat Bar

Copper Alloy Rod / C11000 Electrolytic Tough Pitch (ETP) Copper Rod

Copper Wires & Specialties:

Copper Wire / Bare Copper Wire

Copper Alloy Wire / Oxygen-Free Copper Wire

Copper Profiles / Copper Fittings

Material Grades & International Standards

We provide materials that conform to major international standards to ensure performance, reliability, and global acceptance. Commonly supplied grades and standards include:

Common Grades:

Pure Copper: C10100 (Oxygen-Free Electronic Copper), C10200 (Oxygen-Free Copper), C11000 (Electrolytic Tough Pitch - ETP Copper)

Copper Alloys:

Brass: C26000 (Cartridge Brass), C27200 (Brass), C36000 (Free-Cutting Brass), C38500 (Architectural Bronze)

Phosphor Bronze: C51000

Aluminum Bronze: C60800

Copper-Nickel: C70600 (CuNi 90/10)

Admiralty Brass: C44300

ASTM Standards:

B68 / B68M: Seamless Copper Tube

B75 / B75M: Seamless Copper Pipe

B111 / B111M: Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock

B152 / B152M: Copper Sheet, Strip, Plate, and Rolled Bar

B187 / B187M: Copper Bus Bar, Rod, and Shapes

B301: Free-Cutting Brass Rod

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