Beryllium copper safety protection |
Source: 2023-09-23 09:28:15 |
Beryllium copper safety protection The beryllium contained in beryllium bronze alloy has a mass percentage of 2%, but an atomic percentage of 9.0122%. Beryllium oxide (BeO) is formed during high-temperature operations such as melting, casting, heat treatment, welding, and cutting machining. Most beryllium oxide will firmly adhere to the surface of the original workpiece, but in intense movements such as cutting, polishing, welding, and other operations, fine particles (less than 10 μ m) Dust can be suspended in the air, and if inhaled excessively by operators, ![]() it can lead to occupational diseases such as "beryllium lung". Therefore, the above working environment must have a complete directional exhaust device. Cutting, polishing, and other processes must be carried out in a moist state with coolant. The standard established by the Occupational Safety and Health Administration (OSHA) in the United States is to conduct regular air sampling of beryllium product workshops and their surrounding environment. For workers who work for 8 hours a day, the beryllium content in their work environment must not exceed 2 μ G/m3. In order to reduce the pollution caused by beryllium copper, China and Japan have developed titanium and its elasticity in recent years, which can be used as a good substitute material for beryllium bronze in some workplaces. |
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