Expanded metal gratings have mainly two types: light and heavy type.

Materials for gratings:
Aluminum, carbon steel, stainless steel and other metals.

Grating Patterns:
Diamond, square, round, triangle, scale hole.
Specification: thickness:0.5mm-8mm
Hole width: 2.5mm-50mm
Hole length:4.5mm-100mm
Openness: 0.5mm-8mm

Application:
As fences for walkway, tread plates, stair protection, etc.