bar drawing meaning in English

棒材拉拔
长芯棒拔管
长芯棒拔制
条杆拉制
芯杆拔管法

Hexagon bar drawing dies for non - ferrous metal
有色金属六方棒材的拉模
Bar drawing dies for non - ferrous metal
有色金属棒材拉型模
Hexagon bar drawing dies for steel
钢六方棒材拉型模
Bar drawing dies for steel
钢棒材拉型模
The bar drawing concentrated pipe was listed as an item of torch program in 1996 , and in 1999 , this product has passed the authentication of provincial and ministry authorities , and was awarded the first and second prize of science technology progress in local and city , provincial excellent scientific products , and in 2001 , it was praised as the national key new - product in 2001
1996年浙江省火炬项目“拔制集合管”于1999年通过省部级技术鉴定，分别获省地市科技进步一二三等奖及省优秀科技产品奖，被国家科技部列为“ 2001年国家重点新产品”