run of steel

  • run of steel
  • 释义

    钻杆长度

纠错 数据更新时间:2026-06-07 22:07:14
1、

Effect of high temperature run on Microstructure of dissimilar steel joint with Ni-based weld

高温运行对镍基焊缝异种钢接头显微组织的影响

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2、

The creep is a main reason, and the rustiness of the prestressed steel is another reason, and more the run of the overrun vehicle.

这里既有混凝土徐变的因素,也有后期预应力钢材的锈蚀、预拱度设置偏差和施工误差的因素,更有超限车辆的行驶等的因素。

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3、

By adopting optical metallography, micro-hardness examination etc., the comparative test to the microstructure of the dissimilar steel tube joint ( 12Cr1MoV and 0Cr17Ni12Mo2) with Ni-based weld between in as-welded condition and after the high temperature run was carried out.

采用光学金相、显微硬度等试验方法,对12Cr1MoV和0Cr17Ni12Mo2两种管材的镍基焊缝异种钢接头显微组织,进行焊后状态和高温运行后状态对比分析试验。

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