承钢蓄热式加热炉技术改造

介绍了承钢公司棒材生产线蓄热步进梁式加热炉存在的问题，大修改造方案的制定及实施。通过大修改造后，彻底解决了原来存在的问题，加热能力、加热质量大幅提高，氧化烧损大幅降低，燃烧更好控制，改造效果良好。     

武钢热轧带钢厂3号加热炉改造性大修效果

本文对武钢热轧带钢厂３号步进梁式加热炉改造性大修中所采用的技术措施和改造效果作了详细的介绍。     

步进梁式加热炉关键部位的优化与改进

通过对步进梁式加热炉在正常生产过程中极易出现故障的关键部位优化改造,消除了安全隐患,解决了困扰步进梁式加热炉高效运行的瓶颈环节,使得步进梁式加热炉运行更加稳定可靠。对步进梁式加热炉完善设计提供重要技术依据,具有推广应用价值。     

承钢热带蓄热式加热炉技术改造

介绍了承钢公司热带生产线蓄热步进梁式加热炉存在的问题、改造方案的制定及实施。通过改造,彻底解决了原来存在的问题,加热能力、加热质量大幅提高,氧化烧损大幅降低,燃烧更好控制,改造效果良好。     

双蓄热步进梁式加热炉的技术改造

介绍了福建三钢棒材厂蓄热式加热炉的改造方案及应用情况,采用两座双蓄热步进梁式加热炉解决了加热炉制约轧机能力提升瓶颈及冷热坯混装的问题,改造后取得了很好的经济效益。     

步进梁式加热炉的加热分析和改造

介绍了衡阳华菱钢管有限公司Φ89连轧机组步进梁式加热炉存在的问题,并对其产生原因进行了分析,对燃烧系统的改造取得了良好的效果     

蓄热式加热炉的技术改造

介绍了承钢公司二高线生产线蓄热步进梁式加热炉存在的问题、改造方案的制定及实施情况。通过改造后,彻底解决了原来存在的问题,加热能力、加热质量大幅提高,氧化烧损大幅降低,燃烧更好控制,改造效果良好。     

基于有限元分析的步进梁式加热炉纠偏研究

步进梁式加热炉跑偏现象严重影响生产的正常进行,如何控制跑偏量成为步进梁式加热炉研究的重点之一。针对西宁特钢大棒生产线步进梁式加热炉跑偏问题,介绍了借助有限元分析软件查找问题根源,合理布置改进方案,从而成功弥补了双排布料时设计不足产生的跑偏量过大问题。     

超宽超低氧化双蓄热步进梁式加热炉科研鉴定会在津召开

2007年3月21日，天津市津南区科委受天津市科委委托，主持召开了超宽超低氧化双蓄热步进梁式加热炉科研鉴定会，对天津市赛洋工业炉有限公司在沙钢集团润忠一、二轧钢厂步进梁式加热炉改造成果做出鉴定。     

1780 mm热连轧加热炉给水系统改造

针对1 780 mm热连轧三座步进梁式加热炉给水系统存在的问题进行分析、改造,从而达到适应生产需求,降低设备故障,提高生产效率的目的。     

熔炼次数对M17返回料合金成分、组织和性能的影响

实验结果表明,M17铸造高温合金(%:0.16C、8.79Cr、5.79A1、4.93Ti、3.29Mo、15.20Co、0.78V、0.015B、0.073Zr、0.002S、0.001P、0.001 1O、0.001 0N)经25 kg真空感应炉返回重熔后,Si含量随重熔次数的增加而略有增加,合金中主要元素和其它杂质元素S、P、H的含量变化不大,而氧、氮略有增加;合金中初生碳化物由新合金中的草书体逐渐向返回合金块状转变,初生碳化物的遗传性堵塞合金凝固时的补缩通道,使返回料合金的疏松倾向增大,高温塑性下降较大。     

China's Major Non-ferrous Metals Imports & Exports

正~~     

Zinc Production by Province in 2014

正~~     

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.