Cross-section ovalization is one of the flaws in the thin-walled tube NC bending process.
截面畸变是薄壁管小弯曲控弯曲成形容易出现的成形缺陷之一。
Cross-section ovalization is one of the flaws in the thin-walled tube NC bending process.
截面畸变是薄壁管小弯曲控弯曲成形容易出现的成形缺陷之一。
The failure of directly buried heat-supply pipeline is discussed, and the design essentials are put forward in accordance with local buckling and ovalization deformation.
探讨了直埋供热管道的效,针对局部稳和椭圆化变形,提出了设计要点。
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