Aerospace components, namely, aerospace turbine components being shrouds, blades, vanes, combustors, nozzles, liners, exhaust ducts, and manifolds, primarily comprised of silicon carbide composites, materials, or structures; automobile components, namely, automobile engine components being cylinder liners, pistons, exhaust ducts, manifolds, brake pads, discs, connecting rods, crankshafts, camshafts, and valves, primarily comprised of silicon carbide composites, materials, or structures; heat exchanger components, namely, tubes, an outer shell, baffles, headers, fins, gaskets, heat transfer plates, nozzles, and expansion joints, primarily comprised of silicon carbide composites, materials, or structures
Machinery