CuBe2
  SPECIFICATIONS:
  DIN ASTM RWMA
  w.nr.2.1247 C 17200 Class IV

  CHEMICAL COMPOSITION:
  Co+Ni Be Others Cu
  0,6 2,1 0,2 Balance
  DESCRIPTION OF THE MATERIAL:
  CuBe2 contains approximately 2% Beryllium, 0,6 % Cobalt and Nickel. This Copper Beryllium alloy   possesses very high mechanical properties, hardness with reasonable thermal and electrical   conductivity.

  APPLICATIONS:
  Resistance welding electrodes in manufacturing of steel wheels, non-sparkling safety tools, corrosion   resistant anti magnetic and high strenght bushings. Mould plates and cooling inserting in plastic mould   industry.

  MECHANICAL PROPERTIES:
  Tensile Strenght Rm : 1100 - 1350 N / mm2
  Yield Strenght Rp 0,2 : 900 - 1150 N / mm2
  Elongation (A5) : 3-5 % min
  Hardness (Brinell) : 340 HB30
  Hardness (Rockwell) : 38-42 HrC
  Elastic Modulus : 135 x 103 N / mm2

  PHYSICAL PROPERTIES :
  Density : 8,3 g/cm3
  Specific Heat : 0,42 j/G.K
  Electrical Conductivity : 10 - 13 MS/m
  Electrical Conductivity (I.A.C.S) : 16 - 20 %
  Thermal Conductivity : 106 W / m.K
  Coefficient of Thermal   Expansion : 20 - 100 oC 17,0 x 10-6 /K
  Working Temparature : 300 oC max