Refractory Metals

QUKEN refractory metals expertise covers a wide range of pure metals (Tantalum, Niobium, Tungsten, Molybdenum) and alloys (TZM, MoLa, MoTa, MoW, WCu, and TaW, etc.)

Material Composition Standards Shapes
Tungsten 99.95% pure Tungsten (W) ASTM B760 Wire, Rod, Threaded, Nuts, Bar, Sheet, Foil, Plate, Tube, Boats, Coils, Filaments, Machined Parts
Tungsten Alloy 90-97% Tungsten (W), Balance NickelIron (Ni-Fe), Nickel-Copper (Ni-Cu), Nickel-Moly-Iron (4Ni-4Mo-2Fe) ASTM B777 Rod, Bar, Plate, Die Cast Tooling, Machined Parts
Tungsten Copper 50-90% Tungsten (W), Balance Copper (Cu) ASTM B702 Rod, Bar, Plate, Machined Parts
Molybdenum 99.95% Molybdenum (Mo) ASTM B386 type 364, ASTM B387 type 364 Wire, Rod, Bar, Sheet, Foil, Plate, Tube, Boats, Coils, Filaments, Threaded, Nuts, Machined Parts
Molybdenum Alloys Molybdenum-Tungsten (Mo-W)
Lanthanum Oxide doped (ML, Mo-La)
N/A Rod, Bar, Sheet, Plate, Machined Parts
Molybdenum TZM 0.40-0.55%Ti, 0.06-0.12%Zr, 0.01-0.04%C
Balance Molybdenum (Mo)
ASTM B386 type 364, ASTM B387 type 364 Rods, Plates, Threaded Rod, Screws, Nuts, Washers, Machined Parts
Tantalum 99.95% or 99.99% Tantalum (Ta)
90% Ta, 10% W
97.5% Ta, 2.5% W
60% Ta, 40% Niobium
ASTM B708, ASTM B365, R05200, R05400, R05255, R05252, R05240 Wire, Rod, Bar, Sheet, Plate, Boats, Coils, Filaments, Machined Parts
Tantalum Alloys 99.95% or 99.99% Tantalum (Ta)
90% Ta, 10% W
97.5% Ta, 2.5% W
60% Ta, 40% Niobium
ASTM B708, ASTM B365, R05200, R05400, R05255, R05252, R05240 Wire, Rod, Bar, Sheet, Plate, Boats, Coils, Filaments, Machined Parts