
ISO9001:2015 Steel Stair Treads Grating Made By Steel Bar Grating
Product Name:Steel Stair Treads Grating
Steel Stair Treads Grating Details:Stair Streads made by many various types to any length and width,which are also available in either
serrated or smooth grating
Developed a new type of steel grating stair tread in accordance with our client's project specifications.
Stair Treads have bolted end plates measuring 65*5mm or 83mm*5mm and yellow abrasive nosing measuring 30mm*70mm*3mm
1)Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10; The specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x
5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4,
65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.
2) Bearing Bar Pitch (center to center):
12.5, 15, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are
recommended,
America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'',
1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x
1/4''(19-w-4) and so on. >
3) Cross Bar Pitch (center to center):
38.1, 40, 50, 60, 76, 80, 90, 100, 101.6, 102, 135mm and so on
4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing
6) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS.
Steel Stair Treads Grating Specification:
T1 | Without Nosing, Welding fixing |
T2 | Without Nosing, Bolted fixing |
T3 | Checkered Plate Nosing, Welding fixing |
T4 | Checkered Plate Nosing, Bolted fixing |
Item | Recommended maximum stair treads length (mm) | ||
Bearing bar dimension mm | 25*3 | 25*5 | 32*5 |
Bearing bar's pitch at 30 mm | 550 | 900 | 1300 |
Bearing bar's pitch at 40 mm | 450 | 750 | 1200 |
Item | Recommended stair treads width (mm) | ||||||
T1/T2/T3/T4 Bearing bar pitch at 30mm | 95 | 125 | 155 | 185 | 215 | 245 | 275 |
T1/T2 Bearing bar pitch at 40mm T3/T4 | 125 | 165 | 205 | 245 | 285 | ||
115 | 155 | 195 | 235 | 275 | |||
Fixing hole center(mm) | 45 | 75 | 100 | 150 |
How to order Grating:
Bearing Bar Size:tell me the bearing bar thickness and depth(space)and the cross rods center to center
Bearing Bar Type :Bearing bar surface Serrated or Smooth
Stair Stead Type:the stair stead type:T1 T2 T3 T4
Stair Stead Size:Type size (width and Length )
Material:Steel,Stainless Steel,Or Aluminum
Package:Pallet
Surface Treatment:Mill,Black Paint,Or Galvanized
Steel Stair Treads Grating Picture:
Hebei Zhuote wire mesh products Co., LTD
Hebei Zhuote wire mesh products Co., LTD
We are Hebei Zhuote wire mesh Products Co., LTD., our company is located in the intersection of Beijing, Tianjin, Shijiazhuang three cities - the famous "China wire mesh town"
Peace. The company covers an area of 30000㎡, has more than 100 employees.
As a modern enterprise, specializing in the production of
steel grid plate,Grid plate, step plate, platform plate, punching
plate series, guardrail net and other products.
The company is equipped with four automatic large-scale pressure welding production lines, welding technology is exquisite, beautiful, solid, smooth and burr free. In recent years, the company's sales increased steadily, last year's domestic trade sales of 75 million dollars, export sales reached 45 million dollars, domestic product sales involved in chemical energy, power plant substation, sewage treatment plant, new energy engineering, logistics transfer station, municipal engineering, for the domestic construction of a force. At the same time, the products are exported to Southeast Asia, Europe, the Middle East, Africa and other regions, and also create considerable foreign exchange income for the local.