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我厂用专用割嘴氧丙烷切割U形坡口(下图)获得成功。切害工艺共分四个步骤:1.选用普通割嘴将钢板割出一个斜面;2.用专用割嘴割出U形曲面(为能准确地调节切割氧的压力,在切割氧与剖嘴的通道上安置一块氧气
I plant with a special cutting mouth oxypropane cutting U-shaped groove (below) to be successful. Cut the process is divided into four steps: 1. Use ordinary cutting mouth to cut out a slab steel plate; 2. Cut the U-shaped surface with a special cutting nozzle (in order to accurately adjust the cutting pressure of oxygen, cutting oxygen and the mouth Place a piece of oxygen on the channel