What is the method of galvanized steel pipe rust prevention?

1, first use solvent to clean the surface of the steel, remove the organic matter on the surface,

2, then use tools to remove rust (wire brush), remove loose or inclined scale, rust, welding slag, etc.

3. Use pickling method. It is an economic cross-section welding pipe galvanizing divided into hot plating and cold plating, hot plating is not easy to rust, cold plating is easier to rust. PE membranes generally trusse ۧ from year to year. This period temperature is not the main contradiction galvanized steel pipe connection method: threaded, welded. Resistance to price inflation.