The effect of cooling conditions on some deformation parameters in the process for biaxially oriented tubes,such as axial drawing ratio,hoop extension ratio,thickness distribution and strength,etc.

• 围绕双向拉伸薄壁管工艺技术中冷却条件对某些变形参数,如轴向拉伸比、环向扩张比、壁厚分布、强度等的影响进行了综合分析。