Spacing 30mm galvanized steel grating standard sizes

Spacing 30mm galvanized steel grating standard sizes   Galvanized 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   Standard steel grating details: 1.Material: carbon steel, hot dip galvanized appearance, stainless steel. 2. vertical flat plate spacing: 30,40,60 (mm);  non-standard pitch: 25,34,35,50mm. 
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 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, walkways and gutter covers, stair treads and so on. Tooth steel grating which can be used for wet, slippery places, especially for offshore oil platforms.     Tooth steel grating plate   Galvanized steel grating plate features: 1: High strength, light weight 
2: corrosion resistance, durable 
3: appearance, glossy surface 
4: The plot is not dirt, no accumulation of rain and snow, not water, self-cleaning, easy to maintain 
5: ventilation, lighting, heat, slip, proof of good 
6: Easy to install and dismantle       If need our galvanzied steel grating welcome to contact me !