How to remove rust from S235 steel

1. Use vinegar to remove rust
Method: Soak the S235 steel parts in a mixed solution of vinegar and water, and rinse with clean water after about 10 minutes.
Effect: This method is simple and effective, suitable for treating slight rust.
2. Use sandblasting for rust removal
Method: Use the impact of quartz sand to remove rust on the surface of the steel and reveal the color of the steel itself.
Effect: This method is more thorough and suitable for more serious rust situations.
3. Use tin foil for rust removal
Method: Wrap tinfoil on the rusty item, dip it in water and wipe the rusted area.
Effect: This method can make rusty items shiny and is suitable for small-scale rust treatment.
4. Use table salt to remove rust
Method: Pour a small amount of salt into a rusty pot, stir-fry until the salt turns yellow, and then wipe the pot.
Effect: This method is simple and quick, suitable for treating slight rust.
5. Use high-pressure water sandblasting and rust removal machine
Method: Use high-pressure water impact with gravel mixed with water to increase friction to remove rust.
Applicable places: Suitable for various industrial high-intensity cleaning operations such as chemical plant reactors and shipyard hull cleaning.
Effect: This method is efficient and environmentally friendly, and is suitable for treating large areas of rust.

Through the above methods, you can effectively remove rust from S235 steel and choose the most appropriate method according to the actual situation. However, it is important to note that before performing any rust removal operations, it is recommended to wear appropriate protective equipment such as gloves and goggles. The S235 steel after rust removal should be promptly treated with anti-rust treatment, such as applying anti-rust oil or heat treatment.

S235