|Service:||OEM ODM Customised||Size:||Customer's Reuqest|
|Application:||Platform||Surface Treatment::||Hot Dipped Galvanized|
|Keyword: Steel Grating:||Steel Grating||Type:||Plain Bar Grating|
Black Painting Manhole Cover And Frame,
25/3mm Plain Bar Grating,
25/3mm Manhole Cover And Frame
Flooring Galvanized Steel Grating, Stair Treads, Ditch Cover manhole cover and frame
Steel Grating/ manhole cover and frame series
Material: Low carbon steel, stainless steel
Surface treatment: Hot dipped galvanized, painting,black
(1) Structure: Welding with flat steel and cross/round bars with certain distances.
(2) Features: High strength, light structure, high bearing.
(3) Surface: The hot dipped zinc coating gives the product excellent anti-corrosion
|bearing bar size||25/3mm , 25mm/4mm , 25mm/5mm , 30/3mm , 30/5mm,32/3mm,32/5mm ,40/3mm............ 75/5mm,100/10mm|
|opening||30mm x 32mm , 30mm x 60mm, 30mm x 100mm , 38mm x 100mm , 40mm x 100mm , 50mm x 50mm ,50mm x 100mm etc|
|surface treatment||black , hot dip galvanized|
|type||plain bar, serrated bar , I shape bar|
Hot dip galvanized steel grating tolerance
The allowed deviation of length is +0/-5mm, while the allowed deviation of width is +/-5 mm. The non-perpendicularity of bearing bar is allowed no more than 10% of width of bearing bar.
Cross bar surface should not surpass bearing bar surface 1mm, beginning & end of cross bar should not surpass the end surfaces of two sides of grating 2mm.
Steel grating is widely used for work platforms. Catwalks, transportation
servicing areas and vehicle steps.