• Hot DIP Galvanized Steel Grating for Floor and Trench

Hot DIP Galvanized Steel Grating for Floor and Trench

Short Description:

Material: Carbon Steel
Application: Protecting Mesh, Construction Wire Mesh, Steel Structure Walkway, Drain Cover, Stair Treads
Hole Shape: Square
Manufacturing Method: Machine Welding
Grating Surface Treatment: Hot DIP Galvanized, Painting, Self Colour / Untrea
Transport Package: Bundles by Steel Belts in The Containers

Product Detail

Product Tags

Basic Info

Material Carbon Steel
Application Protecting Mesh, Construction Wire Mesh, Steel Structure Walkway, Drain Cover, Stair Treads
Hole Shape Square
Manufacturing Method Machine Welding
Grating Surface Treatment Hot DIP Galvanized, Painting, Self Colour / Untrea
Transport Package Bundles by Steel Belts in The Containers

Product Description

Hot DIP Galvanized steel grating for floor and trench

Hot DIP galvanized steel grating has 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. 

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1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10; The specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.

2) Bearing Bar Pitch (center to center):
12.5, 15, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended,
America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4) and so on. >

3) Cross Bar Pitch (center to center): 
38.1, 40, 50, 60, 76, 80, 90, 100, 101.6, 102, 135mm and so on

4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel 

5) Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing

6) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS.

No. Item Detailed Description
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, 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 Steel  Grade ASTM A36, A1011, A569, Q235, S235JR, S275JR, SS304, Mild steel & Low carbon steel, etc
5 Surface Treatment Black, self colour, hot dip galvanized, painted, spray coating   
6 Grating Style Plain / Smooth, Serrated /teeth, I bar, serrated I bar        
7 Grating Standard China: YB/T 4001.1-2007,   USA: ANSI/NAAMM(MBG531-88),
UK: BS4592-1987,   Australia: AS1657-1985, Japan: JIS    

Here are some application scenarios

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