Gold Member Since 2011
Audited Supplier
Nanjing OTER Steel Gratings Manufacturing Co., Ltd.

Stair Tread, Steel Grating, Staircase manufacturer / supplier in China, offering Hot DIP Galvanized Stair Tread, Hot Dipped Galvanized Steel Frame Lattice, FRP/Fiberglass Grating Walkway and so on.

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Hot DIP Galvanized Stair Tread

FOB Price: US $1,000 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $1,000/ Ton
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Production Capacity: 20, 000 Tns/Year
Transport Package: Normal Export Packing or Customerized
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: OTT
  • Function: Non-slip, Decoration
  • Baluster: Low Carbon Steel
  • Color: Silver
  • Ventilation: Excellent
  • Installation: Easy
  • Property: Good Rust-Proof
  • Certificate: CE, GOST, ISO 9001, ISO 14001, Hse
  • Trademark: OTER
  • Origin: China
  • Customized: Customized
  • Stair Railing / Handrail: Low Carbon Steel
  • Stair Tread: Low Carbon Steel
  • Sense: Modern
  • Safety: Anti-Skid
  • Life Expection: Durable
  • Maintenance: Maintenance-Free
  • Galvanization Standard: GB/T13912, ASTM (A123), BS729
  • Specification: As request from customers
  • HS Code: 7389000000
Product Description
With steel grating as stair tread, it is in accordance with international standard, easy for installation.Hot-dipped galvanized, free from regular anticorrosive painting.Specific types can design according to customer requirements.

Four types of bearing bars: I type, plain type, serrated I type, serrated type.

Hot DIP Galvanized Stair Tread

Stair structure:
Hot DIP Galvanized Stair Tread
The width of the stair tread(mm):
Hot DIP Galvanized Stair Tread
Process: 
Steel grating is made by carbon or mild steel of certain sizes through the processing of slit cutting, serration-making, press welding, inspecting before galvanization, galvanizing, checking before packing, etc. 
 
Application: 
Steel grating, designed scientifically and exquisitely, is very strong and safe to support floors and walkways, or equipment platforms used in sewage treatment plants, waterworks and other projects.
 
Materials: 
Mild carbon steel with a variety of grades; Also customized steel. 
 
Advantages: 
Steel grating is of light weight, good strength, large carrying capacity and can save materials and cost. It offers good ventilation of light and wind, a modern sense, aesthetic appearance and anti-skid safety. It is also easy to clean, easy to installation and durable for uses. 
 
Specifications of steel gratings: 
NoItemDescription
1Bearing bar20X5, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4... 75X8mm, etc.
2Bearing bar pitch20,25,30,32.5,34.3,40,50,60,62,65mm
3Cross bar5X5, 6X6, 8X8mm (twisted bar or round bar)
4Cross bar pitch40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers' requirement.
5Surface treatmentUntreated, hot DIP galvanized, cold DIP galvanized, painted, powder coated, or as customers' requirement. 
6Flat bar typePlain, Serrated (tooth-like), I bar (I section)
7Material standardMild carbon steel (CN: Q235, US: A36, UK: 43A)
8Galvanization standardCN: GB/T13912, US: ASTM (A123), UK: BS729
9Steel grating standardsA. China: YB/T4001-1998
B. USA: ANSI/NAAMM (MBG 531-88)
C. UK: BS4592-1987
D. Australia: AS1657-1988
E: Japan: JJS

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