江苏省连云港水泥厂去年因将氧气割炬的氧和乙炔的胶管接错,发生了一起伤人事故。为此该厂李德镇同志来信询问有关焊割炬安全使用的知识。 在锅炉、压力容器制造或修理过程中,经常使用氧-乙炔焰进行焊接和切割。但是,人们往往由于焊、割炬橡胶软管的使用不当,发生回火爆炸、燃? Lianyungang Cement Plant in Jiangsu Province last year due to the oxygen cutting torch oxygen and acetylene hose connected wrong, occurred with a wounding accident. For this reason Comrade Li Dezhen wrote a letter asking about the safe use of torch torch knowledge. In the boiler, pressure vessel manufacturing or repair process, often using oxygen - acetylene flame welding and cutting. However, people often due to welding, torch rubber hose improper use, tempering explosion occurs, burning?