To provide a truck frame for a magnetic levitation rolling stock light in weight, excellent in durability, low in cost, suited for mass production, small in generated stress and high in buckling strength.

This truck frame 1 for a magnetic levitation rolling stock is so formed that mutual opening surfaces of two sheets of plates of light alloy are abutted by a non-magnetic material press molded in a U-shaped section for a side beam 2, end beam 3, and a cross beam 4, also a packing covering a total unit of the opening surface is interposed in an abutted end face, and this abutted end face and the packing are integrally welded.