Hot dipped galvanized or stainless steel grating for outdoor drain cover

Introduction of drain grate

There’re three kinds of drain grate steel gratings, plain style grating, serrated steel grating and I bar steel grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We are professional factory to design and manufacture standard steel grating and customize according to client's requirements.

1) Material of drain grate

Steel, Mild Steel (Low Carbon Steel) or Stainless Steel, fiberglass

2) Surface Treatment of drain grate

Untreated, Painting, Hot dip Galvanizing, stainless steel

 

Specification list of drain grate

Item  No.	Bearing Bar  Pitch	Cross  Bar  Pitch	Specification of  stainless steel drainage grates ( width × thickness )
			25×3	32×3	40×3	20×5	25×5
1	30	100	G253/30/100	G323/30/100	G403/30/100	G205/30/100	G255/30/100
		50	G253/30/50	G323/30/50	G403/30/50	G205/30/50	G255/30/50
2	40	100	G253/40/100	G323/40/100	G403/40/100	G205/40/100	G255/40/100
		50	G253/40/50	G323/40/50	G403/40/50	G205/40/50	G255/40/50
3	60	50	G253/60/50	G253/60/50	G403/60/50	G205/60/50	G255/60/50

 

Plain bar grating: flat bar & spiral bar

 

Serrated bar grating:

What's Usages of gratings?

Metallurgy, petroleum, shipbuilding, chemical industry, port, platform, joist, road, groove panel, pedal, sun shade, ventilation pervious to light, etc.

Grating Clamps:

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