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30 X 3 Safe Galvanized Steel Stair Treads For Heavy Duty Light Weight

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ANPING BAOSHENG WIRE MESH PRODUCTS CO.,LTD
City: Shijiazhuang
Province/State: Hebei
Country/Region: China
Tel: 86-311-67902761-8:00

30 X 3 Safe Galvanized Steel Stair Treads For Heavy Duty Light Weight

Brand Name : baosheng
Model Number : ST-02
Certification : sgs,ISO9001
Place of Origin : China
MOQ : 5
Payment Terms : T/T , Western Union, MoneyGram
Supply Ability : 100 tons per week
Delivery Time : 15 days
Packaging Details : steel belt with square pipe
Steel Standard : JR275,ASTMA36,A1011,A569,Q235
Material : Carbon Steel mild steel,stainless steel
Surface : hot dipped galvanized, painting, untreated,powder
Welding Way : Electrical forged welding, hand welding
Bearing bar pitch : 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc.
Width : 25 mm ,30 mm, 32 mm, 38 mm,40mm as your request
Flat bar type : Serrated bar, plain bar, I-bar, Serrated I-bar
Cross bar : 4x4,5x5, 6x6mm (twisted bar or round bar
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Heavy duty 30x3 hot dipped galvanized outdoor steel grating stair treads


Description

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.
Steel grating is designed scientifically and equisitely, is very strong and safe to support floors and walkways. It can be used for ceiling, interior and exterior decoration, platform aisle, ventilation windows, (Wells), advertising plaque and other construction.


Specification:

1) Bearing bar specification:20*3 to 100*6

2) Bearing bar pitch:12.5,15.30.40.60mm etc,or according customer's requirement.

3) Cross bar pitch:38,50,76,100mm,or according to customer's requirement.

4) Material:mild steel or stainless steel

5) Surface treatment:painting or hot dipped galvanized


rating standardChinaYB/T4001-1998(YB/T4001.1-2007)
BritainBS4592-1:1995
AmericanANSI/NAAMM(MBG531-93)
AustraliaAS1657-1992
Galvanized standardChinaGB/T13912-2002
BritainBS729
AmericanASTM A123/A123M-97a
AustraliaAS1650

Load Bearing Flat Bar sizeThickness≥3mm, depth ≥19mm
19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….
Pitch of Load bearding flat bars(mm)12.5,15, 20, 30, 30.6, 32.5, 34, 34.8, 35.3, 40, 60, 80……
Pitch of cross bars(mm)38.1, 50, 50.8, 70, 75, 80, 100, 101.6, 102……

Steel stair tread is a kind of open steel plate with its bearing bar & cross bar jointing at intersections either by welding or by locking. It can be manufactured into round, square, rectangle or other shapes. Widely used in stairways of steel structures and steel ladders, this stair tread is significantly easier to install and maintain. We can provide various standard products and are happy to fulfill customized orders.


Steel Grating Stair Tread Application

Steel Grating Stair Tread are widely used by various plants such as electric power, petroleum, chemical industry, metallurgy industry, machinery, industry, shipbuilding, harbor, oceanographic, engineering, building,paper, mills, cement, plant, medicine, spinning and weaving, foodstuff factory, transportation, municipal administration, parking lot, etc.


Installation of steel grating:

1. Welding & using saddle clips are two ways for installation of grating. The welding is suitable for those places where there is no need to move or dismental,for instance,the flooring around the machines. However,using saddle clips are featuring in easy installation & saving zinc layer.

2. Regarding welding installation, angle wolding would used at the first bearing bar of every corner,which the welding length is no less than 20mm,&the height is no less than 3mm.

3. Saddle clip composed of a top plate,a hold down & a M8 bolt, is suitable for all kinds of steel gratings installation.

4. Regarding saddle clip installation, at laest four sets of saddle clips would be used in one pc grating.It would be better using more in the staddle for those gratings with a bigger span.


Product Tags:

bar grating treads

      

exterior metal stair treads

      
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