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Aiti - Slip Ladders Galvanized Stair Treads , Serrated Bar Grating Stair Treads 

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Aiti - Slip Ladders Galvanized Stair Treads , Serrated Bar Grating Stair Treads 

China Aiti - Slip Ladders Galvanized Stair Treads , Serrated Bar Grating Stair Treads  supplier

Large Image :  Aiti - Slip Ladders Galvanized Stair Treads , Serrated Bar Grating Stair Treads 

Product Details:

Place of Origin: HE BEI,CHINA
Brand Name: CHENG HE
Certification: ISO9001
Model Number: A36 Q195 Q235 Q275 Q345 304 316 304L 316L

Payment & Shipping Terms:

Minimum Order Quantity: 1pc
Packaging Details: standard packing ,Bundle with metal pallet in Conatiners or as the customs requirement
Delivery Time: 15-20 Days
Payment Terms: D/A, L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 100T/DAY
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Detailed Product Description
Material: A36 Q195 Q235 Q275 Q345 304 316 304L 316L Surface Treatment: Self-colour, Painted, Galvanized
Name: Serrated And Flat Bar Galvanized Stair Tread Grating And Steel Ladders Bearing Bar Type: Flat, Serrated,I Type
Model Number: ST1 ST2 ST3 ST4 HS Code: 730890000

Serrated and Flat Bar Galvanized Stair Tread Grating and Steel Ladders





Stair treads in each of these metal grating types come in both plain and serrated styles. Our serrated stair treads, also known as safety treads, are specifically designed to offer good protection against slips in areas prone to oil or other hazardous elements. Therefore, metal safety treads are perfect for industrial facilities or outdoor sites where slippery conditions may exist from time to time.


We manufacture different styles of stair ladders that used in family,industry and construction.

Material: mill steel black and hot dip Galvanizing / and stainless grating

Usage: ladder, flooring walkway, platform ,steel structures, stair tread, well cover, trench cover, sump cover,compound gratings, storage shelves,fences and handrail so on for construction project, oil project, seaport, power plant, water plant, defense project, chemical factory and so on.


Stair treads is a kind of useage of steel grating, usually we have two methods to fasten the stair treads: by welding or clamps. Thus according to different fixing methods, the stair treads is classified to 6 types. (See the pic below for reference)And among them, T1 and T4 are most popular one.


Aiti - Slip Ladders Galvanized Stair Treads , Serrated Bar Grating Stair Treads 



Common size for reference


Item Recommended maximum stair treads length (mm)
Bearing bar dimension mm 25*3 25*5 32*5
Bearing bars pitch at 30 mm 550 900 1300
Bearing bars pitch at 40 mm 450 750 1200



Item Recommended stair treads width (mm)


Bearing bar pitch at 30mm

95 125 155 185 215 245 275


Bearing bar pitch at 40mm


  125 165   205 245 285
  115 155   195 235 275
Fixing hole center(mm) 45 75 100 150


1. Easy for assembly and disassembly.


2. Good ventilation of air and light, heat dissipation.


3. Anti-slip & anti-explosion.


4. Easy for maintenance.


5. The aiti-slip treads possess unmatched slip resistance property, which are suitable for using in wet and slippery places like the offshore oil production platform.


6. The HDG surface provide strong antirust capacity with service life upto 30 years without any maintenance.


7. High drainage rate.




1. What is the application of steel grating?


The main usage can be divided to 4 kinds: platform, flooring, stair treads and drainage cover.

See the above pic for reference.



2. what is the quantity of galvanization? And how long will it last?


We do our galvanization as American standard, for over 5mm thick steel grating, it is no less than

610g per square meter , for less than 5 mm thick steel grating, it is no less than 460g per square meter usually it is 60-80μ per square meter. And it can last at least 50 years.


3. Which standard can your products meet?


We can produce as customer's need. Here are most popular standard:


China: YB/T4001.1-2007

UK: BS4592-1-1995


Australia: AS1657-1985


4. Do you provide design?


Yes, we can provide CAD design for customers, as long as you can tell us your requirements.



Contact Details
Anping Chenghe Wiremesh Products Co.,Ltd.

Contact Person: Sunny-Sun

Tel: +8613831832038

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