新疆福彩18选7走势图

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近期国内管棚管走势一蹶不振

来源:http://yaojinb.com 时间:2011-1-29 16:09:34 浏览:新疆福彩18选7走势图

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近期国内管棚管走势一蹶不振,管棚管市场运行亦难以幸免,国际废钢市场也持续走低,预计废钢市场走势仍然趋弱运行。主要技术经济指标尚需进一步改善,以提高在国内外市场的竞争力.目前,我国热轧成品钢材(坯-材)成材率在93%左右,其中,热轧无缝不锈钢管(坯-材)成材率,视其技术装备水平不同波动较大,技术先进轧机一般为90-92%;技术落后轧机仅为80%左右;热轧无缝管吨管电耗,先进轧机为100-150kWh/t,落后轧机为300kWh/t以上;轧机作业率,先进轧机为75%以上,落后轧机为70%以下。

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