1) asymmetrical inserting layout
提缝套法
2) open up circular;knitting to layout
剖缝套法
3) open seam
套口缝合法
4) Research on recognition of weld seam
焊缝提取方法研究
5) 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。
6) cutting seam tube
切缝套管
补充资料：法套
1.犹办法。
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