This article introduced the experiment of residual stress in flat tubeplate head of large scale fuel boiler that was manufactured by cold rotary extruding and butt weld.
本文介绍了大型燃油锅炉经拼板焊接和冷旋压加工制造而成的平管板封头残余应力试验。
Combined with the development of FWX20 typed cold rotary extruding machine for sealing head, a kind of new typed arc track adjusting device being applied in match with that machine is introduced.
结合FWX 2 0型封头冷旋压机的研制，介绍一种与该机匹配使用的新式圆弧轨迹调节装置。
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