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Dive into the research topics where Ma Changwen is active.

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Featured researches published by Ma Changwen.


MATEC Web of Conferences | 2018

The Analysis of Heat Affected Zone Width of Vehicle Wheel Rim Flash Butt Welding

Wang Haibao; Yang Zisen; Lyu Yanchun; Ma Changwen; Wang Weihua

The FEM model of temperature field was built using FEM soft of ANSYS according to flash butt welding parameters: the amount of burnt the time of burnt and the velocity of burnt which come from four manufacturing vehicle wheels factories. Then the heat affected zone width of four factories was analyzed, as a result that the higher of the velocity of burnt, the narrower of the heat affected zone width, consequently, the guidance of flash butt welding parametres can be offered to manufacturing vehicle wheels factories.


Archive | 2012

Smelting method of 9Ni steel

Lv Yanchun; Wang Wenjun; Zhu Guosen; Zhu Zhiyuan; Wang Haoran; Jiang Zhongxing; Liu Yang; Shi Zhiqiang; Wang Xing; Sun Shuomeng; Zhang Jianshi; Li Tie; Cui Xiaoyong; Chai Yuguo; Zhang Xiang; Qin Dengping; Zhang Haihua; Wang Haibao; Zhang Zhenjiang; Ma Changwen


Archive | 2015

Carbon steel and austenitic stainless steel combined steel plate and production method thereof

Wang Xiaoyong; Li Jiading; Sun Qikun; Chen Tieqiang; Li Shaopo; Zhang Hai; Wang Haibao; Hao Ning; Liu Jianming; Sui Helong; Ma Changwen; Bai Xuejun; Yang Liming


Archive | 2016

Plain carbon steel and wear-resistant steel clad steel plate and production method thereof

Wang Xiaoyong; Liu Jianming; Sui Helong; Sun Qikun; Wang Dong; Ma Changwen; Gu Linhao; Wang Haibao


Archive | 2014

Continuous casting manufacturing process of ultra-thick slabs for hydropower station pressure vessel steel

Zhao Xinyu; Liu Yang; Guan Chunyang; Zhen Xingang; Zou Yang; Zhao Nan; Qin Liye; Fan Yanqiu; Zhu Zhiyuan; Jiang Zhongxing; Ma Changwen; Sui Helong; Zhang Hucheng; Zhao Haiqing


Archive | 2014

Converter steelmaking process for recycling converter final slag

Lyu Yanchun; Zhu Guosen; Wang Xinhua; Qiu Shizhong; Zhu Zhiyuan; Wang Lifeng; Qin Dengping; Nan Xiaodong; Li Haibo; Liu Yang; Ma Changwen; Wang Haibao; Wei Shanghao; Zhang Xiang


Archive | 2014

X90 pipeline steel with excellent circumferential welding performance and production method of X90 pipeline steel

Li Shaopo; Zha Chunhe; Li Jiading; Ding Wenhua; Zhang Guodong; Li Qun; Shen Tieqiang; Tian Peng; Chen Yanqing; Li Yongdong; Jiang Zhongxing; Wang Lifeng; Zhou Deguang; Bai Xuejun; Sui Helong; Ma Changwen


Archive | 2013

Oxidization dephosphorization agent outside furnace, and preparation and using methods thereof

Lv Yanchun; Wang Wenjun; Shi Zhiqiang; Liu Yang; Zhu Zhiyuan; Zhu Guosen; Wang Haoran; Jiang Zhongxing; Ma Changwen; Wang Xing; Zhou Jinming; Sun Shuomeng; Zhang Jianshi; Li Tie; Cui Xiaoyong; Chai Yuguo; Zhang Xiang; Qin Dengping; Zhang Haihua; Wang Haibao; Zhang Zhenjiang


Archive | 2016

Method for improving hydrogen resistance of continuous-cast slab produced Q245R steel

Qin Liye; Sui Helong; Zhao Xinyu; Zou Yang; Ma Changwen; Liu Yinliang; Zhang Xuefeng; Feng Lulu; Bai Xuejun; Liu Jianming


Archive | 2016

Carbon steel and duplex stainless steel composite steel plate and production method thereof

Wang Xiaoyong; Liu Jianming; Ma Changwen; Li Yongdong; Sun Qikun; Wang Dong; Yang Ji; Huang Leqing; Zhang Hai; Wang Haibao; Qin Liye

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Wang Lifeng

Academy of Military Medical Sciences

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Liu Yang

North China Electric Power University

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Wang Weihua

China University of Geosciences

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Wang Dong

Second Military Medical University

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Wang Xinhua

Chinese Academy of Sciences

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