(1)high strength, (2)light structure, (3)good appearance (4)durable in use HDG steel grid/steel grating for ditch

1.Comprehensive type and broadest range in dimension.

1.1  Material Q235 , or other equivalent material

1.2  Grating Conformity Standard: YB/T4001, ANSI/NAAMM-MBG531, BS4592, AS1657, JS3101

1.3  Grating Dimension

Load Bearing Flat Bar size	Thickness≥3mm, depth ≥19mm
	19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….
Pitch of Load bearding flat bars(mm)	12.5,15, 20, 30, 30.6,  32.5, 34,  34.8,  35.3, 40, 60, 80……
Pitch of cross bars(mm)	38.1, 50, 50.8, 70, 75, 80, 100, 101.6, 102……

The sizes and dimension is not limited to above.

1.4  Grating type: flat bar: plain type, plain I type, serrated type, serrated I type; cross bar: round type and square twisted type.

 

HDG steel grid/steel grating for ditch