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The drawing process of stainless steel seamless steel pipes
The stainless steel seamless steel pipe increases the deformation resistance and reduces the plasticity. If the difference continues to be drawn, the drawing force continues to increase, which promotes the increase in the internal stress of the waste pipe and is prone to cracks or cracks. For the waste pipe with uneven wall thickness, in order to eliminate the waste after drawing. The internal stress of the pipe should be annealed in time.
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