Shell of Shanghai Tianzhong Heavy-duty Mechanical Co.,Ltd.is in Cr-Mo-V steel material. After special smelting , forging and pressing heat treatment the time before appearing certain deep heat fatigue crack is twice, than normal. So our shell has good anti-fatigue function. The roll shell equips with good functions, which improve quantity effectively. Our customer who we supply equipment confirm that material and type of board is good, passing quality is high and price is reasonable.

Manufacturing base of Shanghai Tianzhong Heavy-duty Mechanical Co.,Ltd. is in Yangzhou.