In the case of bend on the pipe to be machined or end of elbow bend to be machined, centering chuck auxiliary centering function is suitable.

加工的管道若有弯曲变形或加工弯管端头时，则采用定心卡盘辅助定心，用本卡盘的浮动夹紧功能夹紧管子后，退开定心卡盘再加工管子端头。