Product Description

Beryllium copper strip property Chemical component: Alloy number Be Ni+Co Ni+Co+Fe Be+Ni+Co+Fe+Cu C17200 / 25 1.8-2.0 =0.2 =0.6 =99.5 Mechanical property:(before heat treatment) Status Tensile strength (kg/mm3) Hardness (HV) Conductivity (IACS%) Elongation (%) H 70-85 210-240 22 2-8 1/2H 60-71 160-210 22 5-25 O 42-55 90-160 22 35-70 Mechanical property:(after heat treatment) Status Tensile strength (kg/mm3) Hardness (HV) Conductivity (IACS%) Elongation (%) H 130-151 380-420 22 1-5 1/2H 126-147 370-410 22 2-7 O 112-135 350-339 22 3-11 Physical property: 1.High strength 2.High hardness 3.High elasticity 4.Superior fatigue resistance 5.Superior abrasion resistance 6.Superior mouldability and isotropy Application: 1.Relays 2.Connectors/sensors 3.Temperature control switch 4.Switch/micro switch/micro-motors brush 5.Strong spring/the thermostat spring/all kinds of spring piece Shape: thickness=0.015mm,width =500mm Heat treatment processing: vacuum furnace(or room temperature)?315°c±5°c?keep warm2H?natural cooling