Checkered stair treads

Checkered stair treads,Steel Grating Stair Treads for transportation,food Steel Grating Stair Treads. Steel Grating Stair Treads for transportation food Steel Grating Stair Treads Length Width Thickness Tolerance +0,-0.1-0.2mm +/- 0.2mm As required .. Checkered Plate. Thickness Bulge High Theoretical Weight Diamond Round bean type Lentil type Lentil type 2.0 ≥0.4 17.7 16.1 16.8 16.5 2.5 ≥0.4 21.6 20.4 20.7 20.4 3.0 ≥0.5 25.6 24.0 24.8 24.5 3.5 ≥0.5 29.5 27.9 28.8 28.4 4 ≥0.6