The fire protection galvanizes pipes are used for networks of fire safety - transport of water - under high pressure. In utmost the pipes of fire protection instead of threaded exists groove for the placement of special element (clamp) and the union of these from each other. Methods of galvanized according to model [EN] 10240. For the galvanize of pipes that will be used in applications of gas, in the end of process, the pipes pass from special appliance “ring” that provides hot air, process which ensures the normality and the reject of imperfections in the surface of the pipes.
Utmost the pipes they are provided with conical abroad threaded
The following controls are executed so the final product completes the requirements of models EN of 10255 (Pipe [YBT])
1. Reaction in the fire
2. Control of mechanic attributes
3. Chemical constitution
4. Hydrostatic trial
5. Control of dimensions: is realized spot check of dimensions of pipes and thickness of galvanized the dimensions control takes place each day for each type of pipe, and each lot of production.
6. Optical control
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Table Galvanized Tubes Nikol Piro