本文研究了拉速对方坯内部质量的影响。
The affection of drawing speed to the internal quality of billet was discussed.
综合考虑，低拉速有益于普碳钢方坯内部质量的提高。
Comprehensive consideration, low drawing speed is good to the improvement of internal quality.
在应用轻压下技术和拉速提高前后，碳的偏析程度有很大的不同。
Adopt the technologies or not the carbon segregation degree is difference.
在应用轻压下技术和拉速提高前后，碳的偏析程度有很大的不同。
Adopt the technologies or not the carbon segregation degree is difference.
应用推荐