... ,NiCr3520,NiCr2520,and so on. Shanghai Daoda Electrical Alloy Material Co.,Ltd was established in 1998 and grows up to ... are produced for making electro-oven,heat-discharge equipment for mental product,steel plants,aluminium plants,metallurgy, ... ,porcelain enamel,textile,family appliance,electronic appliance,industrial equipment,foodstuff machine,plane manufacturing,plane manufacturing,spaceflight and ...