| 摘要 |
The invention relates to a metal push belt (1) for application in a continuous variable transmission, comprising at least one endless tensile means (2), and transverse elements being provided freely moveable in the endless direction of the tensile means (2), the tensile means being produced of steel, containing non-metallic inclusions of predetermined sizes as observed in the micro-structure of a material section, in accordance with a specified diameter Dcircle of a circle relating to the surface occupation of such an inclusion observed in such micro structure, in which the steel is produced in a constitution having a nominal inclusion size distribution with diameters ranging up to 30 mum, the inclusion diameter range between 10 mum and 30 mum being less than 20% of the total number of inclusions per square unit of sliced material counted by inclusions having a size larger than 2 mum.
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