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Feng Qingzhen, Wang Haifeng, Xin Sheng, Yuan Jincheng: Externally profiling steel tube flat head chamfering device. CNOOC Kingland Pipeline, Han Hong, May 12, 2010: CN200910153711

The invention discloses an externally profiling steel tube flat head chamfering device which comprises a knife block, a sliding block, a guide rail, a profiling wheel, a knife carrier and a belleville spring, wherein the knife block is fixed with the guide rail, the top part of the sliding block is ...


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Chen Junqi, He Guangxia, Kong Xiangli, Li Hairong, Long Jie, Luo Jungao, Qi Yan, Qin Hongxin, Song Xiangqian, Wang Huiling, Wang Zhiming, Wen Bing, Wu Tianyu, Xie Liangfa, Yuan Jincheng, Zhao Wenzhong: Large thickness steel plate for hydrogenation reaction chamber reeling equipment and production method thereof. Wuyang Iron & Steel, Chen Gao, May 26, 2010: CN200910312460

The invention discloses a large thickness steel plate for hydrogenation reaction chamber reeling equipment and a production method thereof. The steel plate takes Cr-Mo steel as the base, an amount of alloying elements, such as Ni, Cu, Al, Nb, Mn, Cr and the like are added, the contents of harmful el ...


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Wu Yanyang, Xie Liangfa, Zhao Wenzhong, Long Jie, Yuan Jincheng, Niu Hongxing, Che Jinfeng: Thick chromium-molybdenum steel plate for hydrogenation equipment and production method thereof. Wuyang Iron and Steel, Hebei lron and Steel Group, niu aizhou, September 14, 2011: CN201110095308

The invention discloses a thick chromium-molybdenum steel plate for hydrogenation equipment, and also discloses a production method of a steel plate. The steel plate comprises the following components by weight percent: 0.12%-0.15% of C, 0.02%-0.07% of Si, 0.50%-0.60% of Mn, less than or equal to 0. ...


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