
90W-7Ni-3Fe tungsten alloy bar has much higher thermal conductivity with much smaller thermal expansion coefficient. It can be used as medical facilities, to heat elements of high temperature furnaces, and obstruction of radiation and interference. The properties of 90W-7Ni-3Fe tungsten alloy bar are: Alloy Type:W 90%、Ni 7%、Cu 3% MIL-T-21014: Class 1 SAE-AMS-T-21014: Class 1 AMS 7725 C: 7725 C ASTM B777-87: Class 1 Density: 17.1 g/cc and 0.614 lbs/ in3 Hardness Rockwell: 25 C Ultimate Tensile Strength Min: 120,000 ksi…