China Galvanized Steel Grating manufacturer
Gnee Steel (tianjin) Co., Ltd
Professional Steel Grating & Safety Grating Manufacturer
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Platform Stainless Steel Grating Pressure Welded Grating Plate

Platform Stainless Steel Grating Pressure Welded Grating Plate

Brand Name GNEE
Certification SGS
Place of Origin China
Minimum Order Quantity 10 square meter
Price Negotiable
Payment Terms Negotiable
Supply Ability 100 ton/week
Delivery Time 5-9 working days
Packaging Details Sea-worthy packing, ie wooden or steel tray with steel strip,etc
Detailed Product Description

Galvanized grating, also called galvanized steel grating or galvanized steel bar grating, refers to steel bar grating made of mild carbon steel through hot dipped galvanized surface treatment.

Mild carbon steel provides an economical, high strength for use in most industrial and commercial applications. And hot dipped galvanized surface treatment supplies excellent corrosion resistance performance for durability.



1. Description

(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

Steel Grating Specification

 

Load Bearing Flat Bar sizeThickness≥3mm, depth ≥19mm
 19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….
Pitch of Load bearding flat bars(mm)12.5,15, 20, 30, 30.6, 32.5, 34, 34.8, 35.3, 40, 60, 80...
Pitch of cross bars(mm)38.1, 50, 50.8, 70, 75, 80, 99,100, 101.6, 102...

 

Steel Grating Standard

 

CountrySteel grating standardSteel material standardHot galvanizing standard
ChinaYB/T4001-1998GB 700-88GB/T13912-2002
USAANSI/NAAMM(MBG531-88)ASTM (A36)ASTM(A123)
EnglandBS4592-1987BS4360 ( 43A)BS729
AustraliaAS1657-1992AS3679AS1650

 

 

Steel Grating More detailed information

 

No.ItemDescription
1Bearing 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

2Bearing 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.

3Twisted Cross Bar Pitch38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc
4Material GradeASTM A36, A1011, A569, Q235, S275JR, SS304, SS400,
  Mild steel & Low carbon steel, etc
5Surface TreatmentBlack, self colour, hot dip galvanized, painted, spray coating
6Grating StylePlain / Smooth, Serrated /teeth, I bar, serrated I bar

 

Steel Grating Type

 

1.Plain type:

One of the most wiely used gratings, available for flooring, sidewalk, dranage pit cover, stair tread, etc

 

2.Serrated type:

Better Non-skid property & safety compared with plain grating

 

3.I-shape type

Lighter, more economical and practical comparing with plain grating

Product Tags: stainless steel pressure welded grating   platform steel grating plate   pressure welded steel grating  
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