The welding procedures
Hebei
1, welders must go through professional training, examination and hold after qualified safety operation certificate must be permitted for independent operation, can be gradually during the apprenticeship under the teacher supervision operation).
2, welders must be used in accordance with the provisions, dressed in overalls and protective equipment, including insulated gloves and insulating rubber boots, mask) the workplace pressure meet safety requirements.
3, before work to check whether the electric welding machine is normal in detail, insulation are in good condition, welding machine shell, must have a good grounding.
4, the power cord and secondary lines must be complete, good insulation, shall not be replaced with other items. It is strictly prohibited in the equipment, cables, pipes, containers and workshop on the metal structure.
5, in the fire area and the site of inflammable and explosive possibility or toxic when hot must deal with formalities and complete when hot license, approved by the analysis of qualified rear can construction.
6, electrode holder shall be of good insulation and wiring is strong and good package, avoid loose cause electric shock.
7, the welding workplace flammable items shall be stored and flutter due to prevent welding slag, cause other risk measures.
8, connection or electrical equipment failure, should by the electrician for maintenance and other personnel prohibited touch.
Before 9, lighter should tell support staff to avoid arc.
Line 10, general maintenance, temporary lighting lamp voltage should be under 36 volts, in low-lying humid place or metal container, when welding the lighting voltage shall be the 12 v.
11, in the container, when welding the need to deal with the outside of the container operation license must have the specialist care and good ventilation. Should not be allowed to electric welding and gas welding work at the same time, such as certain safety measures must be taken when necessary.
12, found that shock should immediately pull the switch, and use plastic sticks to make it out of power, such as rapid mouth-to-mouth resuscitation, before not to cut off the power supply, no direct with bare hand the human body.
13, it is forbidden to weld without cleaning, replacement, analysis of qualified with toxic flammable explosive containers, pipelines and charged with pressure equipment.
