95W-3.5Ni-1.5Fe tungsten alloy tube has high melting point, high strength, excellent creep resistance, excellent corrosion resistance and high thermal conductivity. It can be used as tungsten rhenium thermocouple protection sleeve, crucible for quartz glass production, cathode support cylinder, piston ring, etc.
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The properties of 95W-3.5Ni-1.5Fe tungsten alloy Tube are:
Alloy Type（%）：95W、3.5Ni、1.5Fe
MIL-T-21014: Class 3
SAE-AMS-T-21014: Class 3
AMS 7725 C: NIL
ASTM B777-87: Class 3
Density: 18 g/cc and 0.65 lbs/ in3
Hardness Rockwell: 27 C
Ultimate Tensile Strength Min: 120,000 ksi
Yield Strength Min (0.2% offset): 90,000 ksi
Elongation: 7 % in 1"
Proportional Elastic Limit: 44,000PSI
Modules of Elasticity: 50 x 106 PSI
Coefficient of Thermal Expansion: 4.6 x 10-6/°C (20~400°C)
Thermal Conductivity: 0.26 CGS Units
Electrical Conductivity: 13 % IACS
Magnetic Properties: Slightly Magnetic
