stairways and stair treads

  • >=100 Pieces
    $8.00
Stair Type:
Straight Stairs
Shipping:
Support Sea freight
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Overview
Quick Details
Warranty:
More than 5 years
After-sale Service:
Online technical support
Project Solution Capability:
3D model design
Application:
outdoor
Design Style:
Traditional
Place of Origin:
Shandong, China
Brand Name:
changyong
Model Number:
T1 ,T2,T3,T4,T5,T6
Usage:
Outdoor
Stair Material:
steel
Type:
Stairs
standard:
YB/T4001, ANSI/NAAMM-MBG531, BS4592, AS1657, JS3101
Grating Specification:
19-w-4, 15-w-2, 30/100, 40/50, 60/100 and all
Grating Steel Standard:
ASTM A36, A1011, A569, Q235
Grating Application:
Industrial platform, flooring and walkway, traffic, steel structure
Grating Size:
3'x20', 3'x24', 3'x30', 1000x1000, 1000x5800, 1000x6000mm and all
Grating Surface Treatment:
Hot dip Galvanized, painting, self colour / untreated
Grating Products Scope:
Steel grating, smooth & serrated, trench cover, stair tread
Grating Steel Material:
Low carbon steel, mild steel, stainless steel
Supply Ability
Supply Ability:
100000000000000000 Piece/Pieces per Year
Packaging & Delivery
Packaging Details
pallet or clients requirement
Port
qingdao

We produce three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements.

 

 

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),(19-w-2) and so on.>

 

3) Cross Bar Pitch (center to center):

38, 50, 76, 100, 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.

 

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

Type

Welded steel grating, pressure-locked, socket-welding  

Steel flat size

20×3,25×3,25×5,30×3,30×4,30×5,32×3,32×5……45×5mm

Beraing bar pitch

12.5,15,20,25,30,35,40,50mm

Cross bar pitch

38,50,80,100mm

material

Low carbon steel, stainless steel, aluminium

Surface treatment

Untreated, hot galvanized, painted

Standards

China: YB/T 4001.1-2007

USA: ANSI/NAAMM(MBG531-88)

UK: BS4592-1987

Australia: AS 1657-1985