半球形封头壁厚与筒体壁厚不相等的高压容器是由端部密封装置、筒体、半球形封头和加强箍等组成的一种新结构容器。
High pressure vessel with hemispherical head thinner than cylinder wall is a new type of vessel which consists of sealing device, cylinder, hemispherical head and reinforcing ring.
油管带接箍后另一端加工螺纹的工艺方案可行。
The said process for threading non-coupled end of coupled tubing has been proven practical.
理论质量包括卡箍、端管、密封橡胶圈、螺栓和螺母的质量。
Theoretical weight will be consisted of the weight of the clamps, end rings, sealing rubber rings, bolts and nuts.
无接箍式套管靠管体两端的螺纹连接，所以套管外径尺寸小，可增大环形间隙，便于套管下入和提高固井质量。
It connects with threads on both ends of pipe body, which allows a smaller casing O. D. and increases annular gap to facility casing running in and improve cementing quality.
所述的套筒为一空心圆柱形筒，套筒的上、下两端分别设有加强箍，套筒上设置有纵向的腰形长孔。
The sleeve is a hollow cylindrical sleeve; reinforced hoops are respectively arranged on the upper end and lower end of the sleeve; a vertical waist-shaped long hole is arranged on the sleeve.
圆形箍片冲制有螺线一端穿过连接件贴靠在底平面并与螺钉相啮合。
A circular hoop sheet is punched with a spiral line, and one end of the spiral line penetrates through the connecting piece to contact a bottom plate to engage with the screw.
圆形箍片冲制有螺线一端穿过连接件贴靠在底平面并与螺钉相啮合。
A circular hoop sheet is punched with a spiral line, and one end of the spiral line penetrates through the connecting piece to contact a bottom plate to engage with the screw.
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