1) lock seam sleeve
接缝套管
2) straight welded casing
直缝焊接套管
1.
The residual stress distribution of the ERW straight welded casing was studied by using X-ray diffraction and cutting methods.
采用X射线法结合环劈法对电阻焊直缝焊接套管的管体和焊缝的应力分布,以及焊接套管切割后应力的变化进行研究。
3) the seam of sleeve
套筒接缝
4) seamless casing
无缝套管
1.
In order to strengthen the oil-field user’s confidence in the ERW casing made in China,the contrast study of the dimension control,residual stress,and pipe collapse pressure between ERW and seamless casing was conducted in this paper.
为了促进国产直缝电阻焊(ERW)套管在油田的广泛应用,对ERW套管与无缝套管的尺寸精度、残余应力和管体挤毁压力进行了试验研究。
5) cutting seam tube
切缝套管
6) slotted cased
隔缝套管
补充资料：直缝
1.衣冠等缝纫方法之一。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条