Steel gratings

Surface treatment

Black, hot dipped galvanized, polish

Bearing bar width*thickness

25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm

Bearing bar pitch

12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60mm.

US  standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16",  1"x 1/4",

1 1/4"x 1/4", 1 1/2"x 1/4" etc.

Bearing bar shape

Plain Style Steel Grating, Serrated Style Steel Grating and I

Bar Type Steel Grating.

Cross bar shape

round,twisted,bar shape

Cross bar pitch

38,50,76,100,101.6mm