1. The welding operation site should be well ventilated, and local smoke exhaust device and local ventilation or comprehensive ventilation measures should be installed at the welding operation point according to the situation2. Mobile Manganese Fume precipitator can be set up at scattered welding points, and mechanical ventilation system can be used at centralized welding places
3< When welding in the vessel, the vessel should have air inlet and outlet, ventilation equipment, and someone must be present to supervise the welding 5. When welding in a closed container, the container must be reliably grounded, well ventilated and supervised, and oxygen input into the container is strictly prohibited this article is a reprint of 1nternet media, which only represents the author’s point of view and has nothing to do with this website. 1f the information column articles and comments violate your legal rights, please call to let us know and we will deal with them in time