cross piercing

基本解释

The piercing principle of 2-roll cross-rolling piercer and its application range are discussed.
論述了二輥斜軋錐形輥穿孔機的穿孔原理及其應用範圍。
The developing of slight CC billet cracks during two-roll cross piercing and two-roll cold-rolling are investigated.
研究了連鑄坯微裂紋在二輥斜軋穿孔和二輥冷軋過程中的變化。
This new roll shape is very effective for improving pierced quality of low plastic steel and intensifying piercing process with larger cross angle.
這種新輥型對低塑性鋼穿孔質量的改善和實現大前進角強化穿孔過程都有很大意義。