UNS C17300 Beryllium Copper Alloys
Gnee Steel (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of uns c17300 beryllium copper alloys in China, also supports customized service. Welcome to buy discount uns c17300 beryllium copper alloys for sale here from our factory. Quality products and reasonable price are available.
UNS C17300 beryllium copper alloys are heat treatable, ductile and can be mill hardened. They offer tensile strength of 1380 MPa (200 ksi). These steels are suitable for applications requiring good conductivity, high strength and stiffness.
Applications
The following are the major applications of UNS C17300 copper:
Electrical/electronic connectors
Current-carrying springs
Precision screw machined parts
Welding electrodes
Bearings
Plastic molds
Corrosion resistant components.
Providing Annealed Copper Sheet with superior performance
Physical Properties
|
(1) In the precipitation hardened condition. |
|
|
Melting Point - Liquidus°F |
1800 |
|
Melting Point - Solidus°F |
1590 |
|
Density lb/cu in. at 68°F |
0.298 |
|
Specific Gravity |
8.26 |
|
Electrical Conductivity% IACS at 68°F |
22(1) |
|
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F |
62 |
|
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) |
9.9 |
|
Specific Heat CapacityBtu/ lb /°F at 68°F |
0.1 |
|
Modulus of Elasticity in Tensionksi |
18500 |
|
Modulus of Rigidityksi |
7300 |
Chemical Composition
The following table shows the chemical composition of UNS C17300 copper.
| Element | Content (%) |
|---|---|
| Cu | 97.7 |
| Be | 1.9 |
| Co | 0.40 |
Mechanical Properties
The mechanical properties of UNS C17300 copper are tabulated below.
| Properties | Metric | Imperial |
|---|---|---|
| Hardness, Rockwell B | 80.0 - 85.0 | 80.0 - 85.0 |
| Tensile strength, ultimate | 515 - 585 MPa | 74700 - 84800 psi |
| Tensile strength, yield | 275 - 345 MPa | 39900 - 50000 psi |
| Elongation at break | 15.0 - 30.0% | 15.0 - 30.0% |
| Modulus of elasticity | 125 - 130 GPa | 18100 - 18900 ksi |
| Poissons ratio | 0.300 | 0.300 |
| Machinability (UNS C36000 (free-cutting brass) = 100%) | 20% | 20% |
| Shear modulus | 50.0 GPa | 7250 ksi |
Welding
C17300 copper alloys can be welded using soldering, brazing, gas shielded arc welding, coated metal arc welding, spot welding, seam welding and butt welding. Oxyacetylene welding is not recommended for this type of alloys.
Forging
C17300 copper alloys are forged at temperatures ranging from 649 to 816°C (1200 to 1500°F).
Hot Working
C17300 copper alloys have good hot working property.
Cold Working
C17200 copper alloys have excellent cold working property.
Annealing
Annealing of C17200 copper alloys is performed at temperature ranging from 774 to 802°C (1425 to 1475°F).
About us
Specialized in supplying square copper plate
Established in 2008, the company has grown over the years to become a leading manufacturer and supplier of metal products serving a wide range of industries. The company continuously invests in research and development to improve the quality and durability of its products. The company places great emphasis on customer satisfaction and is known for providing high quality products and excellent customer service. Today, the company has a global presence and serves customers in countries all over the world.
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