异型管是经冷拔制成各种异型的无缝钢管。异型管一般是根据断截面来区分的，按材料来说又可分为无缝钢管异型管，铝合金异型管，塑料异型管。
金属异型管 [材] metal shaped tube
异型壁管 profiled wall pipe
异型管板 Irregular Shaped Tubesheet
内螺纹异型管 Internal-thread shaped tube
冷拔异型钢管 Cold drawn shaped steel tubes
异型血管 atypical vessels
异型钢管 Cold drawn shaped steel tubes ; Shaped steel tube ; Shaped steel pipe
异型胶管 heterotypic tubes ; Special-shaped rubber hose
复杂断面异型钢管 Special shaped steel tubes
异型碳纳米管 Heterojunction Carbon Nanotube
本实用新型公开了一种异型扩管冲头，涉及一种异型管成型工具。
The utility model discloses a special-shaped pipe expanding plunger chip and relates to a special-shaped pipe shaping tool.
钢管因其端部外形又分成圆管、方管、矩形管、扁圆管、P形管、异型管。
Pipe end its shape is divided into tube, square tube, rectangular tube, oblate tube, P-shaped pipe, rectangular pipe.
工艺提出在一台机组上实现两种形式工艺，可实现成型后焊接异型管的加工。
The procedure put forward to achieve two type of procedure in a unit and obtain the manufacture of welded rectangular pipe after forming.
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