
ASTM B777-99 class2 tungsten alloy tube has the ability to maintain high hardness, good abrasion resistance, high strength and high toughness under high temperature. It can be used in quartz glass furnace, sapphire long crystal furnace, high temperature sintering furnace heating body, melting device and heat field components. The properties of ASTM B777-99 class2 tungsten alloy tube are: ASTM B777-99: class2 Matrix: 92.5% Density: 17.15~17.85g/cc Hardness Rockwell Max: 33HRC Ultimate Tensile Strength: 110 KSI and 758MPa Yield Strength (0.2% offset):…