1)specification:

　　thickness:0.25/0.20/0.15/0.10mm

　　width:10-350mm

　　coil weight≤1000kg

　　temper:H ½H ¼H

　　tolerance on width:±0.1mm

　　tolerance on thickness:±0.01mm

　　2) physical properties:

　　transverse tolerance:0.01mm

　　longitudinal tolerance:±0.005mm

　　bending≤0.05mm

　　curve:≤1/1000

　　3)trait:

　　high precision,good ductility and fatigue and corrosion resistance

　　accord with ROHS standard