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"Influences of thermal crown and wear crown of work roll on strip shape" by Lianjie Li, Haibo Xie et al. - Vimarsana News

"Influences of thermal crown and wear crown of work roll on strip shape" by Lianjie Li, Haibo Xie et al.

Thermal crown and wear crown of work roll (TWW) are the main interfering factors of loaded roll gap profile in tandem cold rolling (TCR). However, the effect of TWW on the strip shape is not well understood. This paper presents a quantitative study about the effect of TWW on the strip crown and strip flatness based on a novel 3D multi-pass elastic-plastic finite element (EPFE) model that has been validated by industrial trials in the TCR. The results show that the thermal crown introduces the centre wave and quarter wave, while the wear crown brings in the edge wave and edge-centre coupled wav...

Source: uow.edu.au
07.01股市早8点丨刚刚,大利好来了!_中金在线财经号 - Vimarsana News

07.01股市早8点丨刚刚,大利好来了!_中金在线财经号

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Source: cnfol.com
市场阴晴不定 明星基金经理几家欢喜几家愁_财经_中国网 - Vimarsana News

市场阴晴不定 明星基金经理几家欢喜几家愁_财经_中国网

尽管目前大盘指数还没有回到春节前的位置,但一批明星基金经理旗下基金净值已重新超越节前高点,创出新高。此时权益基金业绩表现非常出色,由于基金抱团股大涨,明星基金经理管理的基金便是暴涨,受到基民的热情追捧。

市场阴晴不定 明星基金经理几家欢喜几家愁-基金频道-和讯网 - Vimarsana News

市场阴晴不定 明星基金经理几家欢喜几家愁-基金频道-和讯网

这一阶段,港股和A股“牛”冠全球,深证成指和恒生指数都以10.31%的涨幅并列16大全球主要股指的第一名,而创业板指甚至还以15.09%远远跑赢这两个冠军。 此时权益基金业绩表现非常出色,由于基金抱团股大涨,明星基金经理管理的基金便是暴涨,受到基民的热情追捧。 第二阶段是春节之后(2021-2-18至2021-3-15)A股暴跌阶段。 这一阶段A股“熊”冠全球,回吐了今年初的所有涨幅。年初怎么涨上去的就怎么跌回来。16大全球主要股指中,涨幅倒数第一æ...

Source: hexun.com