HD18.5D tungsten alloy rod is manufactured using Chinatungsten Online’ strict quality measures, guaranteeing a consistent, reliable material. Its ingredient is 97% tungsten、2.1% nickel and 0.9% iron. It is Class 4 product of ASTM-B-777 tungsten alloy rod.
The Properties of HD18.5D tungsten alloy rod are:
Density: 18.5 Gms/cc and 0.668 Lbs/ in3
Hardness Rockwell: 28 C
Ultimate Tensile Strength: 128,000 PSI
Yield Strength(2% offset): 85,000 PSI
Elongation: 10 % in 1"
Proportional Elastic Limit: 45,000PSI
Modules of Elasticity: 53x 106 PSI
Coefficient of Thermal Expansion: 4.5 X 10-6/°C (20~400°C)
Thermal Conductivity: 0.3 CGS Units
Electrical Conductivity: 17 % IACS
Magnetic Properties: Slightly Magnetic
ASTM-B-459-67：Class 4
More details, please visit:
http://www.tungsten-alloy.com/tungsten-alloy-rod.html
