Hot-dip galvanized walkway steel grating

Model Number: BH - steel grating 1-#4287 Brand Name: BH-steel grating Key Specifications/Special Features: Hot-dip galvanized steel grating for drain cover1.) Processing technique:Steel grating is made by bearing bar and cross bar according to the flat-steel weft arrangement, in high-pressure spacing on resistance welder welded by cutting, incision, opening, overlock process such as processing and into customer requirements finished products2.) Features:Intensity, light structure: strong grid bonding structure makes it with high load, the structure characteristics, facilitate hoisting lightBeautiful appearance, durable: hot-dip galvanized surface treatment make it fairly good corrosion resistance, the surface luster beautifulVentilation, lighting, heat dissipation, explosion-proof, prevent slippery properties is goodDeposition prevention dirt

3.) Specification:
Material: Q235 in line with GB/T 700 steel
Bearing bar shapes: plain type (may be omitted in symbol of steel grating), serrated type and I-shape type
Surface treatments: hot-dip galvanizing, paint or other anti-corrosive coatings
Tolerance:
Allowed deviation of length: ±5mm, while allowed deviation of width ±5mm
Non-perpendicularity of bearing bar allowed no >10% of width of bearing bar
Cross bar surface cannot surpass bearing bar surface 1mm, beginning and end of cross bar should not surpass end surfaces of two sides of grating 2mm
Stair ladder, compound steel grating, drainage pit/trench cover and railing/stanchion are also available

4). Applications: flooring, catwalk, mezzanines/decking, stair tread, fencing, ramp, dock, trench cover, drainage pit cover, maintenance platform, pedestrian/crowded pedestrian, factory, workshop, motor rooms, trolley channel, heavy loading area, boiler equipment and heavy equipment area
Customized requirements are accepted

5). Sizes:
Bearing bar pitches: 12.5, 15, 20, 30, 30.16, 32.5, 34.3, 40 and 60mm
Cross bar pitches: 38, 50, 60 and 100mm