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  • Roller on Cast Rolling Mill, Roller Shell, Casting Roller
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Shell of Shanghai Tianzhong Heavy-duty Mechanical Co., in Cr-Mo-V steel material. After special smelting, forging and ...


Cr-Mo-V steel material, After special smelting , forging and pressing heat treatment the time before appearing certain deep ...


We have complete and perfect inspection and test system, and all kinds of instrument equipment; it passed the certificate for ...

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