ZWZ five projects won Dalian Science and Technology Progress Award
Key Technology Research and Application Project on Rolling Bearing for Heavy-duty Railway Freight Car completed the development of heavy-duty railway freight car bearing through the research of design, manufacturing and test of heavy-duty railway freight car bearing. The product can replace imported bearing, realizing the supporting for heavy-duty (30t axle load) railway freight car. Currently, the project product has been loaded on a car factory’s more than 3,000 cars.
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