Standard sizes 25x5 steel grating plate for ditch cover    Steel grating is flat steel and cross bar arranged in a certain distance, it is welded into the middle of a metal with a square lattice.   Process: raw material preparation (flat steel, twist steel) - pressure welding - Twisted steel grinding cutting - edging - galvanizing - Inspection - Packaging - storage   Steel grating plate details: 1.Material: carbon steel, hot dip galvanized appearance, stainless steel. 2. vertical flat plate spacing: 30,40,60 (mm);  non-standard pitch: 25,32,34,35,50mm. 
3. Cross bar spacing: 50,100 (mm);  non-standard pitch: 38,76mm. 
4. Height :20-60 (mm)
5. thickness :3-8 (mm) 6. Cross bar size:5*5  6*6   8*8 10*10mm 7. Zinc coating: 50g/m2 200-300g/m2 8. Plate size: Any sizes can be customized 9. Cross bar general use twisted steel, also can be round or flat steel    Spacing 30mm steel grating plate is the most common type, this series of steel grating bearing bar center distance of 30mm, in line with U.S. standards, the entire steel grating series, with the strongest impact on the surface resistance.   Widely used in power plants, refineries, sewage treatment plants, silos, chemical plants, highways, airports and container terminal platforms, catway, walkways and gutter covers, stair tread and so on.     Spacing 40mm steel grating is the most economical and lightweight, comply with British standards for fixed platforms, walkways and stairs specifications, in a small span of occasions, this is the best product, even in the transportation equipment channel, also can be used for warehouse shelves, pavilion panels, bridge, protective fence, sun screens, etc.       Steel grating spacing is 60mm varieties specifically for application and development of the mining industry, it solves the mineral splash on the plate problem.        25x5 steel grating plate for ditch cover    steel grating plate processing:           Any sizes you need welcome to contact me !