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Precision-control distributed air-cooling treatment bench
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Die special for irregular ring and having improved structure
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Special mould for irregular rings long in service life
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High-quality track travelling wheel
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Intermediate frequency induction quenching process for external surface of track traveling wheel
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Nonstandard bell-type furnace
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Bottom heating non-standard bell-type furnace
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Bottom side air inlet type non-standard bell-type furnace
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