tungsten copper alloy sheet Available in a wide range of forms including nut, screw, ring, wire, foil, sheet, rod, tube tungsten copper alloy ... % Our products is available in a wide range of forms including nut, screw ,ring ,wire, foil, sheet, rod, strip, plate, tube, ... alloys according to Standard ASTM AMS ASME MIL DMS JIS GB, etc.As a DNV certified ...