Hot Dipped Galvanized Steel Bar Grating Stair Tread
Basic Info
Model No.: YB21
Product Description
Model NO.: YB21 Bearing Bar Size: 25*3mm,25*5mm,32*3mm,32*5mm Cross Bar Pitch: 24-200mm Surface Treatment: Hot Dipped Galvanized,Painted,Self-Color, Quality: High Quality Certificate: SGS Specification: AS you demand HS Code: 7314100 Products Name: Stair Tread Bearing Bar Pitch: 15,20,25,30,33,35,38,40,50,60,80,90mm Material Standard: GB700-88,ASTM(A36),BS4360(43A),As3679 Sample: Free Price: Factory Price Trademark: YB Origin: China
1.Profile
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.
2.steel stair treads type.
1)There are four kinds of stair treads T1,T2,T3,T4.
T1 Welded fixing and Without nosing
T2 Bolted fixing and without nosing,easy to installation and teardown.
T3 Welded fixing and with checkered plate nosing, can be skid.
T4 Bolted fxing and with checkered plate nosing, easy be installation,
teardown and can be skid.
2) Material: Mild Steel (Low Carbon Steel) or Stainless Steel
3) Surface Treatment:
Untreated, Painting ,Powder coated or Hot dip Galvanizing
4) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1988
E) Japan: JJS
3.steel stair treads specification
Max. Stair treads lengths
Contact us if you need more details on Stair Tread. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Steel Grating、Stairs. If these products fail to match your need, please contact us and we would like to provide relevant information.
1.Profile
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.
2.steel stair treads type.
1)There are four kinds of stair treads T1,T2,T3,T4.
T1 Welded fixing and Without nosing
T2 Bolted fixing and without nosing,easy to installation and teardown.
T3 Welded fixing and with checkered plate nosing, can be skid.
T4 Bolted fxing and with checkered plate nosing, easy be installation,
teardown and can be skid.
2) Material: Mild Steel (Low Carbon Steel) or Stainless Steel
3) Surface Treatment:
Untreated, Painting ,Powder coated or Hot dip Galvanizing
4) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1988
E) Japan: JJS
3.steel stair treads specification
Pitch of Bearing bar | Cross-bar Pitch | Specification of bearing bar load(width×thickness) | |||||
32×5 | 40×5 | 45×5 | 50×5 | 55×5 | 60×5 | ||
30 | 100 | G325/30/100 | G405/30/100 | G455/30/100 | G505/30/100 | G555/30/100 | G605/30/100 |
50 | G325/30/50 | G405/30/50 | G455/30/50 | G505/30/50 | G555/30/50 | G605/30/50 | |
40 | 100 | G325/40/100 | G405/40/100 | G455/40/100 | G505/40/100 | G555/40/100 | G605/40/100 |
50 | G325/40/50 | G405/40/50 | G455/40/50 | G505/40/50 | G555/40/50 | G605/40/50 | |
60 | 50 | G325/60/50 | G405/60/50 | G455/60/50 | G505/60/50 | G555/60/50 | G605/60/50 |
Max. Stair treads lengths
Steel grating specification Bearing bar size | 25*3 | 25*5 | 32*5 |
Bearing bar pitch30mm | 550 | 900 | 1300 |
Bearing bar pitch 40mm | 450 | 750 | 1200 |
Contact us if you need more details on Stair Tread. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Steel Grating、Stairs. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Mesh Series > Expanded Metal Mesh
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