English 
This metal grating offers ease of fabrication, economy, strength, safety in industrial platform and stair tread decking construction. Processed from different metal materials including carbon steel, stainless steel and aluminum, Expanded metal grating is ideal for use as walkway and tread plates fen
Manufactured by passing the standard expanded sheet through a cold-roll reducing mill. The metal sheets are slit and stretched with each stroke of the upper die, forming a uniform diamond pattern. Stretched metal mesh has flat neat surface with no burrs.
Several points about the hole of expanded metal