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Straight seam steel pipe continuous rolling process
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Straight seam steel pipe continuous rolling process

Threeway Steel Co., Ltd

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Straight seam steel pipe continuous rolling process

Update:2022-04-26   View(s):763   Keywords :Straight seam steel pipe continuous rolling process
Straight seam steel pipe continuous rolling process, continuous rolling process is used in the continuous rolling and diameter reduction process of steel pipes. Continuous steel pipe rolling is a process in which steel pipes and mandrels move together in multiple stands. The deformation and movement of steel pipes are simultaneously affected by the combined action of rolls and mandrels. The mandrel can be free-floating, that is, driven by the metal to move forward, or it can be limited, that is, giving the mandrel a speed to limit its free movement. During the movement, the mandrel, the roll, and the steel pipe are connected as a whole, and the change of any one link will cause a change in the whole system state. The continuous rolling theory is the theory to study the relationship between them.


Kinematic phenomena of continuous rolling of steel pipes: 1. Kinematics phenomenon; 2. Slip phenomenon; 3. Tension coefficient.


Analysis of the motion state of the continuous rolling tube: 1. The displacement relationship between the rolling piece and the mandrel; 2. The frame and its determination; 3. The analysis of intermittent rolling; 4. The motion characteristics of the single-machine rolling mandrel.

Deformation and stress in continuous rolling of steel pipe: 1. Analysis of internal stress of continuous rolling pipe; 2. Analysis of deformation and stress of sidewall.