high collapse-resistance casing 高抗挤毁套管
collapse resistance of casing 套管抗挤强度
In casing production straightening determines the shape precision and residual stress in casing, which have strong influence on the collapse resistance of casing.
套管生产中，矫直工序决定了套管的形状精度和残余应力，对套管抗挤强度有很大影响。
In this paper, the influence of casing eccentric wear with different diameter on casing collapse resistance capacity was researched by finite element software.
文章主要运用有限元软件，研究了不同钻杆直径造成的套管偏磨对套管抗挤毁能力的影响。
Using cementing equipments, the dual casing cementing technology in local intervals has been achieved to meet the requirements of the improvements of casing collapse resistance.
利用注水泥装置实现局部井段双层组合套管注水泥工艺，达到增加套管抗外挤强度的效果。
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