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我厂老工人李耀东师傅革新了氧-乙炔割炬,解决了本厂切割10～15毫米厚的不锈钢的关键。现将革新部分介绍如下。将割炬的高压氧气管1切割成两段,在中间焊上一个盛放碳酸钠粉的密
Our factory worker Li Yaodong revolutionized the oxygen - acetylene torch, to solve the factory cutting 10 to 15 mm thick stainless steel key. The innovation part is introduced below. The cutting torch high-pressure oxygen tube 1 is cut into two sections, in the middle of welding a sodium carbonate powder filled