phosphor copper मीनिंग इन हिंदी

Methods of chemical analysis for phosphor copper ingots
Phosphor copper metal
Fittings dept . : the spectacle fittings has novel style and complete breed whose main material are brass , cupronickel , phosphor copper , nickel , mangansese alloy , aluminium magnesium alloy , stainless steel , memory metal and other kind of hardware goods fittings and so on