| 摘要 |
A metal V-belt MV comprises endless belt-form metal rings 20 and numerous metal elements 10 supported along these metal rings 20. The metal rings 20 comprise a plurality of thin, endless belt-form metal ring sheets superposed in the radial direction, and of these ring sheets, the outermost and innermost ring sheets 20a and 20b are made from a metal material with high wear resistance, while the rest of the ring sheets 20c in the middle are made from a metal material with high tensile strength.
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