galvanized water drainage grating,galvanized drain grating,galvanized pool drain grate

Product Overview

Description

water drainage grating ,

drain grating

pool drain grate  

ISO Company,Grating Specialist,Your Grating Solution!

 

We are a leading professional supplier for high quality steel bar grating for construction project at competitive price, located in Ningbo \\ near to Shanghai \\ of China. Ningbo Lihong Steel Grating Co.,Ltd has approved ISO9001-2000 Quality Management System in 2001.  60% of products is exported to the worldwide. There are many regular grating customers in USA / Ohio, Houston, Charlotte, Middle East /Kuwait, UAE, Saudi A /, AUS, Europe and Southeast so on.

 

We produce three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements. 

 

Most Common Bearing Bar Spacing:   

• (19-W-4) 1-3/16" x 4", 30x100mm


• (19-W-2) 1-3/16" x 2", 30x50mm


• (15-W-4) 15/16" x 4"


• (15-W-2) 15/16" x 2"

Most Common Panel Sizes:

• 24" x 20 FT


• 24" x 24 FT


• 36" x 20 FT


• 36" x 24 FT

How To Order Grating:

1. Mesh size (Bearing bars spacing & Cross Rods Spacing)


2. Depth and Thickness of Bearing Bars


3. Surface: Serrated or Smooth


4. Dimensions of Area


5. Span (Direction of Bearing Bars)


6. Finish: Mill(Bare/Black) or Galvanized


7. Material : Steel or Stainless steel


8. Banding or No banding Ends.

No.	Item	Common Specifications
1	Bearing Bar	25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc
2	Bearing Bar Pitch	12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.
3	Twisted Cross Bar Pitch	38.1, 40,50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc
4	Material Grade	ASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc
5	Surface Treatment	Black, self colour, hot dip galvanized, painted, spray coating
6	flooring grating Style	Plain / Smooth, Serrated /teeth, I bar, serrated I bar
7	Standard	USA: ANSI/NAAMM(MBG531-88),UK: BS4592-1987,  Australia: AS1657-1985, Japan:JIS ,China: YB/T 4001.1-2007,