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C17510 Strip
Beryllium Copper Red Alloy 3
BeCu Alloy 3 | CDA-17510 | CA-17510 | C175 | 175 | CDA175 | CA175 | 17500

Copper Nickel Beryllium 
Balance 1.4-2.2% 0.2-0.6% 


Copper Alloy C17510 Mill Hardened Beryllium Copper combines moderate yield strength, up to 125 ksi, with electrical conductivity from 45 to 60 percent of pure copper. Alloys 3 is available in wrought product forms and can be supplied fully hardened by our producing mill. Alloy 3 product provides increased thermal conductivity.

  • Conductivity to 60 percent IACS
  • Tensile Strength to 135 ksi
  • Provided as a Mill Hardenened Product
  • Great Alloy for High Reliability Relay Applications
Meets ASTM-B534 Specifications (The following are also available upon request:)
  • ASTM-B534
  • MIL-C-81021
  • EN-1652
  • EN-1654
  • EN-14436
Forms Available

CoilGauge 0.001" to 0.090"Width 0.060" to 18" Request a Quote!
SheetGauge 0.002" to 0.060"Width 0.250" to 18"Length 0.500" to 144"Request a Quote!
SpoolGauge 0.005" to 0.060"Width 0.060" to 2"Weight 5 - 4,000 lbs.Request a Quote!

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Physical Properties
Density0.319Lbs. per cubic inch @ 68°F (annealed)
Modulus20Elastic modulus in tension x 106 P.S.I.
Electrical Conductivity45% IACS at 68°F (annealed) (Strip: Heat Treated) (Rod: At Temper)
Thermal Conductivity140BTU per foot per hour per °F at 68°F (annealed)
Thermal Expansion9.8Inches per inch x 10-6 from 68°F to 572°F

Mechanical Properties
Tensile StrengthYield OffsetElongationHardness
x 1000 P.S.I.0.2% offset x 1000 P.S.I.% in 2 Inches.020 Gauge and Above
100 - 13080 - 10010 - 25B 92 - 100
110 - 13595 - 1208 - 20B 95 - 102

Hardness Legend  B : Rockwell (100 kgf Steel Sphere)  

NOTE: The information contained herein are intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. It is given without obligation or liability. Contact us for manufacturers' complete material property datasheets.

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at (800) 326-3376.