... die repair, upsetting anvil block, electrical rivet 4, Shrapnel head; Penetrators 5, Electrical contact; 6, Balanced ball for ... / cm3)High tensile strength (700-1000Mpa)Good electrical conductivityLow thermal expansionGood corrosion resistanceGood weldablityGood machinabilityHigh absorption ... many fields such as aerospace, military, oil logging, electrical appliance, medical, etc. DIAweight(g) TOL1.50. ...