... Steel (Low Carbon Steel) or Stainless Steel 2.treatment:Black, hot dipped galvanising, paint Material: Carbon steel or Stainless steelCharacteristics ... grating, hot galvanized grating, electric galvanized steel gratingUse:It`swidely used in oil refinery,chemical plants, power plants, medicine plants, machneries ... : 100 c/c picture 1picture 2picture 3 Hot! Construction use galvanized steel grating