1 high altitude welding or cutting, it is necessary to fasten the safety belt, welding cutting around and below should take fire prevention measures, and has a special guardianship.
2.当需施焊受压容器、密封容器、油桶、管道、沾有可燃气体和溶液的工件时，应先消除容器及管道内压力，消除可燃气体和溶液，然后冲洗有毒、有害、易燃物质.
2 when the welding pressure container, sealed containers, oil tank, pipeline, with combustible gas and solution of the workpiece, should eliminate pressure vessel and pipeline, to eliminate the combustible gas and then rinse solution, toxic and hazardous, flammable substances.
3.作业完成后，应关闭电源，气源和水源。
3 after the completion of the work, should turn off the power, gas and water.
4.现场使用的焊机，应设有防雨、防潮、防晒装置，并装设相应的消防器材。

4 used in the site shall be provided with a welding machine, rainproof, moistureproof, sunscreen device, and the installation of the corresponding fire fighting equipment.

5、对存有残余油脂的容器，应先用蒸汽、碱水冲洗，并打开盖口，确认容器清洗干净后，再灌满清水方可进行焊接。在容器内焊割应采取防止触电、中毒和窒息的措施。
5, to have residual oil container, should use steam, water washing, and open the lid, confirm the container after cleaning, filled with water before welding. In the container welding should be taken to prevent electric shock, poisoning and suffocation measures.
6、焊、割密封容器应留出气孔，必要时在进、出气口处装设备通风设备；容器内照明电压不得超过12V，焊工与焊件间应绝缘；容器外应设专人监护。
6, welding and cutting sealed containers should be set aside in the hole, when necessary, into the outlet of equipment and ventilation equipment; voltage lighting container shall not exceed 12V, welders and welding pieces should be insulated container should be set up to monitor.
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