西宁特钢60t Consteel交流电弧炉

西宁特钢公司从意大利Ｔｅｃｈｉｎｔ(德兴)公司引进了一套国际上比较先进的炼钢生产设备———Ｃｏｎｓｔｅｅｌ电弧炉,它具有废钢预热和连续加料的功能,是国内首家投入生产的新型电弧炉,于2000年2月28日进行了热调试。1　Ｃｏｎｓｔｅｅｌ电弧炉的主要设备和工艺流程　　Ｃｏｎｓｔｅｅｌ电弧炉的主要设备为:(1)电弧炉;(2)Ｃｏｎｓｔｅｅｌ加料段和预热段;(3)连接小车;(4)水冷碳氧枪;(5)除尘系统;(6)电气设备及其自动化。电弧炉公称容量90ｔ,偏心底出钢量60ｔ,变压器额定容量36ＭＶＡ。炉壳高度(上 下)4650ｍｍ,电极直径500550ｍｍ,极心圆…     

菌式穿孔机穿轧水平连铸坯时轧卡试样的分析

菌式穿孔机穿轧水平连铸坯时轧卡试样的分析孙丹羽（成都无缝钢管厂钢研所）ＡｎａｌｙｓｉｓｏｎＳａｍｐｌｅｓｏｆＣｌｏｇｇｅｄＨｏｒｉｚｏｎｔａｌＣａｓｔＢｉｌｌｅｔｓＰｉｅｒｃｅｄｂｙＣｏｎｉｃａｌＰｉｅｒｃｅｒ￥ＳｕｎＤａｎｙｕ（ＣｈｅｎｇｄｕＳｅａ...     

Influence of Different Lubricants on Deformation Behaviour of IN 718 Aloy in Hot Compresion Process

ＩｎｆｌｕｅｎｃｅｏｆＤｉｆｅｒｅｎｔＬｕｂｒｉｃａｎｔｓｏｎＤｅｆｏｒｍａｔｉｏｎＢｅｈａｖｉｏｕｒｏｆＩＮ７１８ＡｌｏｙｉｎＨｏｔＣｏｍｐｒｅｓｉｏｎＰｒｏｃｅｓＭａＬｏｎｇｚｈｏｕ①，ＺｈａｎｇＪｉａｎｍｉｎ①，ＺｈｕａｎｇＪｉｎｇｙｕｎ①，Ｚ...     

Effects of Rare Earth Elements on Corrosive Wear Behaviour of Cast Cr-Mn-N Stainless Steel in Dilute Sulphuric Acid

ＥｆｅｃｔｓｏｆＲａｒｅＥａｒｔｈＥｌｅｍｅｎｔｓｏｎＣｏｒｒｏｓｉｖｅＷｅａｒＢｅｈａｖｉｏｕｒｏｆＣａｓｔＣｒＭｎＮＳｔａｉｎｌｅｓＳｔｅｌｉｎＤｉｌｕｔｅＳｕｌｐｈｕｒｉｃＡｃｉｄＤｉｎｇＨｕｉ（丁晖），ＹｕａｎＧｕａｎｇｙｉｎ（袁广银），...     

Mineralogical and Petrological Studies on Carbonatite Dykes in Bayan Ebo，Nei Mongol，China and Their Implication to Rare Earth Mineralization

ＭｉｎｅｒａｌｏｇｉｃａｌａｎｄＰｅｔｒｏｌｏｇｉｃａｌＳｔｕｄｉｅｓｏｎＣａｒｂｏｎａｔｉｔｅＤｙｋｅｓｉｎＢａｙａｎＥｂｏ，ＮｅｉＭｏｎｇｏｌ，ＣｈｉｎａａｎｄＴｈｅｉｒＩｍｐｌｉｃａｔｉｏｎｔｏＲａｒｅＥａｒｔｈＭｉｎｅｒａｌｉｚａｔｉｏｎＺｈ...     

Chemical Bonds and Dielectric Constants of REM（RE＝Rare Earth，M＝N，P，As，Sb）Crystals

ＣｈｅｍｉｃａｌＢｏｎｄｓａｎｄＤｉｅｌｅｃｔｒｉｃＣｏｎｓｔａｎｔｓｏｆＲＥＭ（ＲＥ＝ＲａｒｅＥａｒｔｈ，Ｍ＝Ｎ，Ｐ，Ａｓ，Ｓｂ）ＣｒｙｓｔａｌｓＺｈａｎｇＳｉｙｕａｎ（张思远）（ＣｈａｎｇｃｈｕｎＩｎｓｔｉｔｕｔｅｏｆＡｐｐｌｉｅｄＣｈｅｍｉｓｔ...     

石横特钢65tConsteel电弧炉炼钢生产线

山东石横特钢二炼钢 ,主要设备 65ｔＣｏｎｓｔｅｅｌ电弧炉从意大利Ｔｅｃｈｉｎｔ公司引进 ,并由国内配套建设 65ｔＬＦ钢包精炼炉、Ｒ9/1 8ｍ 4流弧形小方坯连铸机。该生产线于 2 0 0 0年 9月动工建设 ,2 0 0 2年 1月 2 2日进行热负荷试车 ,一次试车成功 ,1月2 4日就达到了 5炉连浇的水平 ,实现了全线贯通。该生产线的出坯跨与现有线材车间 1 9架半连轧机组的加热炉跨相接。1　主要设备技术参数1 .1　Ｃｏｎｓｔｅｅｌ电弧炉技术参数电弧炉容量 /ｔ　　　　　　　　　 97单炉出钢量 /ｔ 6 5留钢量 /ｔ 32冶炼周期 /ｍｉｎ 5 7加料时间 /…     

Studies on Electrolytic Codeposition of Lanthanum-Cobalt in Urea Melt

ＳｔｕｄｉｅｓｏｎＥｌｅｃｔｒｏｌｙｔｉｃＣｏｄｅｐｏｓｉｔｉｏｎｏｆＬａｎｔｈａｎｕｍ－ＣｏｂａｌｔｉｎＵｒｅａＭｅｌｔＱｉｕＫａｉｒｏｎｇ（丘开容），ＹａｎｇＱｉｑｉｎ（杨绮琴）（ＤｅｐａｒｔｍｅｎｔｏｆＣｈｅｍｉｓｔｒｙ，ＺｈｏｎｇｓｈａｎＵｎ...     

电弧炉炼钢技术的最新发展

进入九十年代以来，继ＡＣ、ＤＣ电弧炉的变革之后，又相继出现了高阻抗电弧炉，通过饱和电抗器供电电弧炉，竖炉式电弧炉，双炉体结构式电弧炉和电弧炉导电电极臂的采用等高水准电弧炉的冶炼方式。     

Effect of Rare Earth Elements on Carbide Morphology and Phase Transformation Dynamics of High Ni-Cr Alloy Cast Iron

ＥｆｅｃｔｏｆＲａｒｅＥａｒｔｈＥｌｅｍｅｎｔｓｏｎＣａｒｂｉｄｅＭｏｒｐｈｏｌｏｇｙａｎｄＰｈａｓｅＴｒａｎｓｆｏｒｍａｔｉｏｎＤｙｎａｍｉｃｓｏｆＨｉｇｈＮｉＣｒＡｌｏｙＣａｓｔＩｒｏｎＹａｎｇＱｉｎｇｘｉａｎｇ（杨庆祥），ＬｉａｏＢｏ（廖波...     

China's Major Non-ferrous Metals Imports & Exports

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Zinc Production by Province in 2014

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80% of Chinese Firms Purchasing Overseas Mines Ended up in the Red

<正>Minmetals Resources acquired the world’s largest copper mine under construction for USD5.85 billion.One after another,listed companies Jien Nickle,China Molybdenum and Chihong Zinc and Germanium raised money to get involved in overseas mining projects…SOEs and private enterprises are engaged in a frenzy of overseas mine purchasing.A reporter with Economic     

Copper Processing Profit Dropped Sharply,Copper Consumption Will Face Impact in the Second Half of the Year

正Judging from China’s copper consumption field,the biggest consumption unit is electric power,which accounts for 47%of total consumption;it is followed by light industry sector,including household electrical appliance,machinery,durable goods and hardware etc,which accounts for 22%of total consumption;followed by transportation field,     

Central Geological Prospecting Fund Newly Added 16.47 Million Tonnes of Bauxite in 2013

正In 2013,the Central Geological Prospecting Fund(CGPF)Project newly discovered 15 ore fields,including 3 large above ore fields,and 5medium sized ore fields.The reporter learned from the recently published"Annual Report of Central Geological Prospecting Fund Project(2013)"that,from 2006 to 2013 the CGPF     

Manufacturers of Copper Tube for Central Air Conditioner Use Face Mounting Pressure in the Final Quarter of the Year

正This year,the investment growth rate of real estate industry continued to slow down,sold area of commercial housing also dropped significantly,which brought huge pressure to the domestic air conditioning manufactures.In the first half of the year,by relying on high growth in national financial expenditure,along with investment in public infrastructure     

Xinjiang Ranks No.1 in Production of Primary Aluminum in China

正Kang Yi,Honorary Chairman of China Nonferrous Metals Industry Association,said recently at the Forum on Development of the Non-ferrous Metals Industry in Central and Western China held in Zhengzhou that,as more and more electrolytic aluminum factories in Xinjiang came into operation,the electrolytic aluminum output of Xinjiang had reached2,275,000 tons in the first 7 months this year,     

Shenhuo Coal Industry and Electricity Power Completed800,000 t/a Aluminum Project in Xinjiang

正"Xinjiang project has been completed according to schedule,but total completion and total start of production are two different concepts,after completion it still needs a gradual process of reaching production target."On the morning of November 3,Shenhuo Coal Industry and Electricity Power told investors the above statement on the investor interaction platform.     

Guangdong Metal Transaction Center has Become the Second Largest Precious Metal Transaction Platform Nationwide

正The reporter learned from Guangdong Province Precious Metal Transaction Center that in 2013the Center maintained healthy development momentum,and had become the second largest precious metal transaction platform in China in terms of market size;currently Guangdong is quickening steps of financial innovation for the Center,aiming to build a transaction center with international core competitiveness.     

Seven Rare Earth Projects Involving Close to 3 Billion Yuan Investment Landed In the HighTech Zone

正On May 22,Baotou Rare Earth Industry Cooperation Consultation MeetingProject Agreement-signing Ceremony was held in Ningbo,nearly 40 enterprises from Ningbo,Guangdong,Hunan,and Shanxi participated in project consultation.After multi-lateral communication,agreements were signed for a total of 7 rare earth projects successfully.