Xi'an kefeng powder metallurgy co.,ltd.we specialize in manufacturing and exporting thugsten alloy products,our tungsten alloy products passed the ISO9001:2000 international standard.High density tungsten alloy products (W-NI-FE W-NI-CU)are our main products,such as tungsten alloy rod,plate,ball,ring,cube,shield parts,balance parts and so on.We can produce thngsten alloy products according to AMS-T-21014 STANDARD.We can produce tungsten alloy products according to customers'request and drawing.