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high-Nb high-speed steel roll for centrifugal composite casting with improved hot rolling and preparation method thereof
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A kind of double-deck and Multi-layer centrifugal composite casting heavy caliber high alloy tubing preparation method
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A kind of detection method of Heat Working Rolls roll surface micro-crack depth
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A kind of heat treatment method of New Type of Cold Roller
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The ultrasonic surface detection method of minor diameter working roll for forged steel cold rolling
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A kind of roll water quenching machine and water quenching cooling method
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Constant-flow-velocity bottom leakage crucible with high slag removal performance and used for jet forming
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Non-restriction type metal atomization and deposition spray nozzle system
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Roller high-speed steel molten steel tapping denitrification method
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High strength plastic cast steel used for roller
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Differential temperature heat treatment method of D2 steel centrifugal composite roller
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Centrifugal composite casting method for high-speed steel roll with low interfacial failure
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Preparation method of reinforced D2 steel centrifugal composite rod wire finishing roll
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Manufacturing method of vertical centrifugal composite cast steel supporting roll
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