High quality durable light weight hot dip galvanized outdoor steel grating

$35.18 - $42.96
Min. Order
5 Tons
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Company Information

Hebei Haiao Wire Mesh Products Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 350,000+
7 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Port: Xingang China
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 4000 Ton/Tons per Month steel grating stairs treads
Place of Origin: Hebei China
Brand Name: HAIAO
Model Number: HA-SGA110
steel grating standards: A) China: YB/T4001-1998(B) USA: ANSI/NAAMM (MBG531-88)
steel standard: B. USA: ANSI/NAAMM (MBG 531-88)
Cross bar pitch: 30 mm, 40mm,60mm,100mm etc.
bearing bar pitch: 30mm, 35mm, 40mm, 45mm, 50mm, 60mm etc.
bearing bar depth(width)&amp;thickness: 25mmx 3mmx5mm to 100mmx10mmx12mm
bearing bar style: Serrated, Plain or I bar
Cross bar style: round,twisted, load bar
surface treatment: hot dipped galvanized,PVC coated
package service: common package,on customer&#39;s special request
application: steel grating stair treads
Packaging Detail: normally packed in the way with two pieces of square wood on both upper and bottom sides.there are four or six pieces M10 long bolt penetrating the gratings stairs and screwing them together.it is suitable for loading and unloading by fork-lift.But we also packing our products on costumer&#39;s requirement.

High quality durable light weight hot dip galvanized outdoor steel grating

Product Description

 1.Introduction of galvanized steel grating stair treads

 Our company has more than ten years experience in manufacturing and exporting steel grating stair treads with high quality and competitive price and faster delivery time. 

1>Material :Q235 steel bar and round steel bar.Stainless steel.

2>Surface process: hot-dipped galvanized ,PVC coating,black paintting.

Plain type of steel grating stair treads

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Serrated steel grating stair treads

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2.Specification of galvanized steel grating stair treads

1>Shape of bearing bar: plain or serrated  type.

2>Bearing Bar Pitch (center to center):according to client's requirement and 30, 40, 60mm are recommended.
3>Bearing Bar (Load Bar)  thickness and depth(mm): 20 x 3 to 100 x 10 etc; 

4>Cross bar pitch(center to center) :38.1, 40, 50, 60, 76, 80, 100, 101.6, 120mm, 2' ' & 4' ' etc

3.The manufacturing process of galvanized steel grating stair treads

The factory of our company has strong ability in manufacturing production by large quantity. We can assure you about the quality with competitive price,and we can  manufacturer all kinds of galvanized steel grating stair treads.

  Welded process

Steel grating weight

Galvanized process

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Customers' visiting 


4.The application of  galvanized steel grating stair treads


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5.The installation of galvanized steel grating stair treads

Steel grating stair treads made by our company are easy to install,there are two ways to install it.Weld it directly for permanent using or  use blots to fix it for re-movement,it's very easy to install it with our special design.

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6.Galvanized steel grating features

(1)Attractive appearance: Simple outline.silver colour,and modern.

(2)Optimum water draining: Water leakage area is 83%,which is two times larger  than that of cast iron.

(3)Hot dip galvanizing: Good anti rust performance,maintenance free and replacement free.

(4)Design of preventing theft: The cover is connected with the frame by gemel,which ensures protection against theft,safety,and convenient opening.

(5)Saving investment: With large span,the cost is lower than that of cast iron when under heavy load.And the replacement expenses in case of theft and crushing will be saved.

(6)High strength:With strength: With strength and toughness far higher than those of cast iron,it can be used in the environment with large span  and heavy load,such as the wharf and the airport.

(7)Many specifications available: The requirement of different environments,loads, spans,sizes and shapes can be satisfied.

7.Standards of galvanized steel grating stair treads.


 Steel grating standardSteel standardGalvanizing standard
China standardYB/T 4001.1-2007GB700-88GB/T13912-2002
U.K. standardBS4592BS4360(43A)BS729
Australia standardAS1657AS3679





8.Tolerance of galvanized steel grating stair treads


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. 

Our Services



Packaging & Shipping

Galvanized steel grating stair treads are normally packed with two pieces of square  wood on both upper and bottom sides.We always use 4 or 6 long bolts penetrate gratings and screw them together.This kind of packaging is suitable for fork-lift loading. And we also pack our productions on our costumer’s requirement.




 time of deilivery: 15-20 days after receiving 30% deposit

 Payment: 30% by T/T in advance, the balance by T/T against the fax copy of B/L.


 Why choose Haiao ?


1)We have a standard manufacturing line and a complete quality ensuring system for high quality galvanized steel grating reaching your  requirements.


2)We own most advanced production equipments.The CNC press-welding meshine is controled by computers.


3)We have more than ten years experiences about manufacturing and exporting.


4)We own more than ten senior engineers,they can promise our product technology in the industry in a leading level.


Company Information

 HAIAO Wire Mesh Product Co.,Ltd is a company in manufacturing wire mesh ,fencing, steel grating products .We are professional and we have more than ten years experience in designing and manufacturing steel grating production.






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