What material is C71500?
Copper Nickel C71500 (CuNi30MnFe1) is a copper nickel alloy with limited additions of manganese and iron to increase the strength. Copper Nickel 70/30 is also insensitive to stress corrosion.
What is cuni 70 30?
Copper Nickel (CUNI) Thin and heavy wall tubing with pipe-size O.D.’s for use with Silbraze, Buttweld and Socket Weld Fittings. Copper Nickel C715 is also known as Copper Nickel 70/30 (CUNI 70/30) because it is made up of 30% nickel or as ASTM B466 and ASME SB466.
What’s the melting point of cupronickel?
2140°F
Physical Properties
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.94 g/cm3 | 0.323 lb/in3 |
| Melting point | 2140°F | 1171°C |
What is the melting point of copper nickel alloy?
Physical and Mechanical Properties
| Property | Units | 90-10 |
|---|---|---|
| Melting point | °C | 1100-1145 |
| Specific heat | J/KGK | 377 |
| Thermal conductivity | W/mK | 50 |
| Linear expansion coefficient 10-300°C | 10-6/K | 17 |
What is copper and nickel for?
Copper-nickel alloys are also used for hydraulic tubing, including brake tubing….Applications of copper-nickel alloys.
| Alloy | Applications |
|---|---|
| 90-10 and 70-30 Cu-Ni | Seawater cooling and firewater systems, heat exchangers, condensers and piping, platform riser and leg sheathing, boat hulls, oil coolers, hydraulic tubing, antimicrobial touch surfaces. |
What can be said of the melting points of metals?
Metal & Metal Alloy Melting Points
| Metal | Melting Point |
|---|---|
| Stainless Steel | 1375 – 1530°C (2500-2785°F) |
| Aluminum | 660°C (1220°F) |
| Copper | 1084°C (1983°F) |
| Brass | 930°C (1710°F) |
What is the thermal conductivity of nickel?
97.5 W m 1 K 1
Thermal conductivity of pure nickel is 97.5 W m 1 K 1, which is 5% larger than the literature values,23,24 and mono- tonically decreases towards a constant value when the solute concentration is increased in all of the alloys.
Is nickel stronger than copper?
Copper-nickel Monel metal, 67 percent nickel and the balance essentially copper, is stronger than nickel and has broad corrosion-resisting applications.
What happens when nickel turns to copper?
The addition of nickel to copper improves strength and corrosion resistance while allowing the alloy to remain ductile. Other elements can be added to copper-nickel to increase strength, corrosion resistance, hardening, weldability and castability.
Does nickel corrode in saltwater?
Introduction Although nickel is generally regarded as a corrosion resistant material its resistance to sea water is only moderate. In fast flowing sea water its corrosion rate is very low; of the order of 0.0005 in/yr. Under stagnant conditions, however, it is susceptible to pitting and crevice corrosion attack.
Is bronze corrosion resistant?
Bronze is not naturally occurring like pure aluminum or iron. Instead, bronze is a mixture of copper and tin. This composite structure makes it more resistant to corrosion, but it’s not completely immune. It’s stronger than copper alone, but it may deteriorate as time passes.
What is the composition of C71500 alloy?
Alloy Composition. Among wrought copper alloys, the composition of C71500 copper-nickel is notable for including manganese (Mn) and nickel (Ni).
What is the working temperature of UNS C71500?
The hot working capacity of UNS C71500 copper nickel alloy is rated as good with the suitable hot working temperature being between 927 and 1038°C (1700 and 1900°F). The cold working capacity of UNS C71500 is good.
What is the annealing temperature of UNS C71500 copper nickel alloy?
The annealing temperature of UNS C71500 copper nickel alloy is between 649 and 816°C (1200 and 1500°F). The UNS C71500 cupronickel alloy is primarily used in seawater operations requiring forged and machined pump and valve components, hardware and fittings.
What is the thermal conductivity of 70 30 copper nickel?
Copper nickel 70 30 thermal conductivity is 29 W/ (m·K). The Elongation at Break of Copper nickel (rolled-H04 for flat products/hard drawn-H80 for tubing), is 11.00% and its Elongation at Break (annealed), is 40%.