10mm Radius rounded corners, no sharp edges To prevent potential accidents and injuries, ensuring your business installs the correct signage is essential. Not only do safety signs inform your staff, and visitors, of possible dangers, but they offer a chance to inform about methods of preventing them. This danger sign instructs that there is welding taking place Danger arc welding no admittance authorised personnel safety sign - 3mm Aluminium sign 300mm x 200mm. Welding Safety Signs - Arc Welding - Hazards - US Made Deep Water Sign Danger Arc Welding No Adittance Authorised Personnel Safety Sign - 3 Danger High Voltage Digitally printed and laminated for extra durability Danger Arc Welding Warning Signs Can be fixed to posts, walls or cladding either drilled, screwed, riveted or nailed. All signs come with a 5 year warranty.