天天做天天爱夜夜爽毛片,亚洲AV日韩AV无码另类小说,国产素人在线观看人成视频欧美精品视频免费观看,欧美 亚洲 日韩 在线,午夜福利免费区在线观看手机女人与公驹交酡全过程 ,免费人成在线观看在线a,日韩精品一区二区三区免费在线观看,熟妇人妻中文字幕

Xingtai Steel How to Forge Competitive Products
  come from:《China metallurgical News》the fourth edition on March 24, 2017 Updatetime:2017-03-28 Hits:

  In recent years, Xingtai Iron and Steel Corp., Ltd. (Xingtai Steel) focuses on high-quality product stalwartly to give great impetus to technological innovation, transformation and upgrading of product structure and full optimization of technology structure, which finished strategy transformation from common steel to special steel. Xingtai Steel can produce 476 different quality with 2228 grade products at present. Although annual capacity of Xingtai Steel is 3 million tons only, market share of high-tech products is more than 70%. Market share of 5 kinds of leading products is the top 3 and 16 kinds of products are unique in China, especially electroslag remelting steel as the important supporting point of benefit of Xingtai Steel.

  In order to realize strategic adjustment of products of Xingtai Steel, the remelting research center was set up specially. After recent years of continuous development, the center established long-term cooperative relations with CISRI, CSIC, one nuclear industry institute, national key laboratory of USTB. At present, many steels were developed and produced such as stainless steel, hot die work steel, high-speed tool steel, high-temperature alloy steel, corrosion resistant alloy steel, bearing steel, steel for cold rolling roller, cold-work die steel, pure iron of remelting product and forging products.

  The remelting research center of Xingtai Steel adheres to the path innovative, high-end and competitive and takes stabilizing quality, strengthening research and development and expanding products as means, which make the benefit of remelting products of Xingtai steel’s leading grade such as H13, NAK80 prompted continually and control of liquation up to internal advanced level. It laid the stable foundation of Xingtai Steel in the market of high-end mold steel and made solid step to replace import of high-end mold steel. At the same time, the center takes the high end remelting steel such as PG1、CLF-1 and 15-5PH as a starting point to make step towards military project, aerospace and nuclear power. The center also can supply consumable electrodes with high purity to downstream customer and development of all kinds of high grade material and service of production and processing.

 

欲求不満の人妻松下纱荣子| 国产日韩欧美不卡在线二区| 国语av狠狠色丁香婷婷综合激情| 国产亚洲精品美女久久久久| 国产精品国产三级国产AV主播| 亚洲av无码专区电影在线观看| 日韩午夜理论电影在线播放| 国产va免费精品高清在线观看亚洲av| 免费无码av片在线观看手機看片影視| 国产在线国偷精品产拍| 亚洲乱码A∨一区二区三区| 久久精品私人影院免费看| 性做久久久久久久久一区二区| 国产在线精品一区二区不卡麻豆 | 美女校花被调教出奶水| 91福利久久AⅤ无码精品色午麻豆精品国产| 国产女人水多毛片白浆| 国产精品v?在线观综合| 无码少妇一区二区三区视频| 无码专区无码专区视频网址| 亚洲日韩涩涩成人午夜私人影院| 亚洲精品国产二区三区在线观看| 日韩偷拍福利写真视频网站大全| 免费h无码动漫在线观看人| 一区二区精品日韩欧美在线观看| 亚洲国产日韩a在线播放| 欧洲熟妇色XXXX欧美老妇多毛| 欧美激情视频一区| 亚欧国产国产制服无码视频| 国产精品福利水蜜桃在线观看| 亚洲国产精品第一区二区| 亞洲成國產人片在線觀看,| 无套内谢的新婚少妇国语播放| 一级a爱大片免费视频| 国产AV无码一区二区三区| 黑色丝袜国产精品| 国产精品美女久久久m| 国内精品免费久久久久电影院97| 99国产强伦姧在线看Rape| 惠民福利中文字幕人妻无码乱精品| 丰满少妇高潮惨叫久久久一|