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COPPER - NICKEL - SILICON UN3S - CuNi3Si - CuNi2Si Round bars - Hexagon - Rectangular - Tubes Page PDF STANDARDS CW111C EN 12163 EN 12167 EN 12420 EN 1652 EN 1653 NFL 14701 C17510 C18000 C64700 ASTM B96 B150 B124 CZ101
CHEMICAL COMPOSITION Cu Ni Si Mn Pb Fe Autres CuNi2Si EN12163 - CW111C Remainder 1.6/2.5 0.4/0.8 < 0.1 < 0.02 < 0.2 < 0.03 MECHANICAL SPECIFICATIONS CuNi2Si EN12163 - CW111C Temper Bar Round mm Hexagonal mm Ts N/mm2 Ys N/mm2 A % Hb Brinell R640 10 to 30 10 to 30 ≥ 640 (≈ 620) ≥ 10 ≥ 180 R600 32 to 50 32 to 50 ≥ 600 (≈ 510) ≥ 10 ≥ 165 R550 56-71 55 ≥ 550 (≈ 430) ≥ 10 ≥ 155 R490 81-102 ≥ 490 (≈ 370) ≥ 15 150/200 PHYSICAL PROPERTIES Thermal conductivity at 20°/200°C cal/cm/cm2/S/°C 0.38 Electrical conductivity m/ohm.mm2 ≥ 17 SIZE RANGE Round bar ∅ 6 to 170 mm Hexagonal 17 to 60 mm Rectangular On request Tube On request ( ) : values between brackets = approximate figures ALLOY PROPERTIES Thermally hardened Cu, Ni, and SI alloy Excellent bending both hot and cold Hight strenght and hardness using a treatment good frictional properties and good resistance to wear Excellent electrical and thermal conductivity NB : Usually shipped as hardened bars. Otherwise : Advice for hardening treatment : thermal treatment at 800°C - duration 20 minutes then cooled in water re-heated at 450°C - duration 3 hours then air cooling.
Thermally hardened Cu, Ni, and SI alloy
Usually shipped as hardened bars. Otherwise : Advice for hardening treatment : thermal treatment at 800°C - duration 20 minutes then cooled in water re-heated at 450°C - duration 3 hours then air cooling.
