BE-CU Alloy 25 Beryllium Copper Strips 0.007''x300mm Wide Coil For Bell Relay Contact Spring
Product Normal Description:
Product Name: Beryllium copper strips
Grade: BE-CU Alloy 25
Standard: ASTM B194, SAE J463, J461
Product Specification: 0.007''x300mm
State: Hard(TD04)
Product Brand: CUBERYLLIUM®
CUBERYLLIUM® is specialized in producing beryllium copper alloys, including beryllium copper strips/ tapes, beryllium copper rods/bars, beryllium copper tubes, beryllium copper wires, beryllium copper plates, beryllium copper billets, with high quality performance metals for electrical industry fasteners and industrial.
The grades could be C17200. C17300, C17500, C17510.
C17200(CU-BE Alloy 25) is manufactured to provide a combination of high strength and hardness properties coupled with superior thermal properties. This range of properties makes C17200 the premier material for copper alloy molds and a wide range of other applications from oil and gas to aerospace.
Chemical Composition of BE-CU Alloy 25 Beryllium Copper Alloy:
| Weight % | Be | Ni+Co | Ni+Co+Fe | Pb | Cu | Other |
| minimum | 1.80 | 0.20 | — | — | Bal | — |
| maximum | 2.00 | — | 0.60 | 0.02 | 0.5 |
Typical Physical Properties of BE-CU Alloy 25 Beryllium Copper Alloy:
| Density (g/cm3): | 8.36 |
| Density before age hardening (g/cm3): | 8.25 |
| Elastic Modulus (kg/mm2 (103)): | 13.4 |
| Thermal Expansion Coefficient (20 °C to 200 °C m/m/°C): | 17 x 10-6 |
| Thermal Conductivity (cal/(cm-s-°C)): | 0.25 |
| Melting Range (°C): | 870-980 |
Temper Designations of BE-CU Alloy 25 Beryllium CopperStrips:
| Cuberyllium Designation | ASTM | Mechanical and Electrical Properties of Copper Beryllium Strip |
| Designation | Description | Tensile Strength
(Mpa) | Yield Strength 0.2% offset | Elongation Percent | HARDNESS
(HV) | HARDNESS
Rockwell
B or C Scale | Electrical Conductivity
(% IACS) |
| H | TD04 | Hard | 680~830 | 620~800 | 2~18 | 220~240 | 96~102HRB | 15～19 |
Product Photos:
Applications of BE-CU Alloy 25 Beryllium Copper Alloy:
CUBERYLLIUM ®-172 is usually used for electrical industry, fasteners and industrial.
Electrical Industry: electrical switch and relay blades(switch parts, relay parts), clips, fuse clips, connectors, spring connectors, navigational indstruments, contact bridges, belleville washers;
Fasteners: washers, lock washers, fasteners, retaining rings, roll pins, screws, bolts;
Industrial: pump parts, springs, electrochemical, spline shafts, non sparking safety tools, flexible metal hose, housings for indtruments, bearings, bushings, valve seats, valve stems, disphragms, springs, welding equipment, rolling mill parts, valves, bourdon tubes, wear plates on heavy equipment, bellows.
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Alloy 25 Beryllium Copper Strips For Bell Relay Contact Spring Images
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