CHECK the ALB Copper Alloys feature on the Sales Agent's responsibility and requirements around the world

CuCo2Be—UNS.C17500 Cobalt Beryllium Copper

Details      Chemical Composition      Typical Physical Properties      Mechanical Properties
International Specification      RFQ

C17500 Details:
C17500 Cobalt Beryllium Copper

CuCo2Be—C17500 (CDA 175) Cobalt Beryllium Copper is primarily utilized in the industry applications that require most highly thermal or electrical conductivity, which features a cobalt alloying addition (2.40-2.70%). C17500 also Offers good strength and hardness characteristics coupled with conductivity in the range of 45-60 percent of copper with ultimate tensile and hardness properties approaching 140 ksi and RB 100 respectively.

Typical Application for C17500 Cobalt Beryllium Copper Alloys:
Electrical Industry: Fuse Clips, Switch Parts, Relay parts, Connectors, Spring Connectors
Fasteners: Washers, Fasteners
Industrial: Springs, Seam Welding Dies, Resistance Welding Equipment, Resistance and Spot Welding Tips, Tooling for Plastic Moulds, Die–Casting Plunger Tips.

Available Sizes:
Custom Diameter & Sizes, Random Mill lengths

Available Products (forms):
Round bars, Round wires, Round tube,
Flat bars, Square bars, Rectangular bars, Hexagon bars, Plates, Sheets, Coils
Custom shapes are available upon request.

Chemical Composition:

Be: 0.40-0.70%
Co: 2.40-2.70%
Cu: Balance
Note: Copper plus additions equal 99.5% minimum.

Typical Physical Properties:

Density (g/cm3): 8.83
Density before age hardening (g/cm3): 8.75
Elastic Modulus (kg/mm2 (103)): 14.10
Thermal Expansion Coefficient (20 °C to 200 °C m/m/°C): 18 x 10-6
Thermal Conductivity (cal/(cm-s-°C)): 0.48
Melting Range (°C): 1000-1070

Note:
1). the units are based upon Metric.
2). the typical physical properties apply to age hardened products.

International Specification:

Rods/Bars/Tubes: ASTM B441, SAE J461,463; RWMA Class 3
Strips: ASTM B534
Sheets: ASTM B534
Wires: ASTM B441
Plates: ASTM B534, SAE J461,463; RWMA Class 3

European Standards: CuCo2Be, DIN 2.1285; CW104C to EN

Note:
ASTM: American Society for Testing and Materials
SAE: Society of Automotive Engineers
AMS: Aerospace Materials Specification (Published by SAE)
RWMA: Resistance Welder Manufacturers' Association
Note: Unless otherwise specified, material will be produced to ASTM.

Mechanical Properties:

The Mechanical Properties will be available on request from customers.

Most Commonly Temper Used:

Rods/Bars/Tubes: A(TB00),H(TD04),AT(TF00),HT(TH04)
Strips: A(TB00),1/4 H(TD01),1/2 H(TD02),H(TD04)
Sheets: A(TB00),1/4 H(TD01),1/2 H(TD02),H(TD04),AT(TF00)
Wires: A(TB00),1/4 H(TD01),1/2 H(TD02),3/4H(TD03),H(TD04)
Plates: AT(TF00),HT(TH04)

Details      Chemical Composition      Typical Physical Properties      Mechanical Properties
International Specification      RFQ
Industry Spotlight

CHECK the ALB Copper Alloys feature on specialty copper alloys for Automotive industry.

CHECK the ALB Copper Alloys feature on specialty copper alloys for Aerospace industry.

CHECK the ALB Copper Alloys feature on specialty copper alloys for RWMA industry.

CHECK the ALB Copper Alloys feature on specialty copper alloys for Plastic Mould industry.