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G325/30/100 Steel grating for stair treads

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Overview
Quick Details
Place of Origin:
Hebei, China
Brand Name:
sinodiamond
Model Number:
JS-steel grating011
Material:
Stainless Steel
name:
Stair Steel Gratings
material:
carbon steel, stainless steel
baring bar pitch:
30mm, 40mm,60mm
baring bar size:
25 x3,25*5,32*5,40*5
cross bar pitch:
50mm,100mm
flat steel bar size:
3×20;3×24;3×26;on your request
grating style:
T1, T2 ,T3 ,T4 ,T5 ,T6
recommand width:
0.5-1m
application:
industry, construction, oil filed, etc
main market:
USA, AUS, UK, Kuwait, South America
Supply Ability
5000 Ton/Tons per Month steel grating

Packaging & Delivery
Packaging Details
use steel tape or as customers requirment
Port
Tianjin

Lead Time :
15-20days after your deposit

G325/30/100 Steel grating for stair treads

steel grating

1.Bearing bar pitch:30,40,60mm
2.Plain,Serrated,I-shape
3.Common pitch:30mm&40mm
4.ISO9001,SGS, CE, BV


 

Step plate grating

 

Grating Step plate also called stair grating, stair steel, is mainly used for platform stair, and divided into two kinds: welding installation and bolts installation.

Welded stair grating, just welded the stair grating to the ladder beam, no need side plate, this is more economic, durable, but not easy for unfixing; bolt stair grating, it is need side plate when install, for the bolt hole is on the side plate, use bolts fix stair grating to the ladder beam, this can recycle used. This is according to clients’ demands.

 

Step plate types:


 

Welded step plate:ST1,ST3,ST5

Bolt step plate:ST2,ST4,ST6

Step plate width for usual is between 0.5m-1m

Step plate size mark :

ST4-—(RA325/30) ST4—step plate type ,RA325/30–steel grating size

Step plate size tolerance:width:W±3mm,length: L-3mm

Feature and usage:

  1. Easy installation, nothing complicated 
  2. Good Ventilation, lighting, cooling, explosion-proof, non-slip performance
  3. High strength, light structure, durable
  4. Easy cleaning, anti-dust and dirt

 

Step plate can be widely used in factories like powder plant, water works, and used as platform and aisle in the fields of public works, Environmental Engineering , theater, visiting platform, parking lot and so on.

 

Main Parameter

 

Recommended width:

 

For lower cost, we suggest clients use module width, for example: series 1 use 125,155,185,215,245,275mm, series 2 use 125,165,205,245,275mm etc, and for length, it is multiple of 100mm, such as 500,600,700,800,900,1000,1200mm and so on.

 

Recommended length table:

 

Max length(mm)

Flat Steel section size

25×3

25×5

32×5

40×5

Series 1

550

900

1300

1600

Series 2

450

750

1200

1500

Series 3

550

850

1350

Bolt center distance of (T2 and T4)(mm)

“A”(bolt hole center distance)

45

75

75

100

100

150

150

 

Front fender:Size 65mm*5mm, or as your requirements

Welded standard:Two side plates is single welded with each loading bar, welding line is not less than 3mm.

Step plate kinds:

 

Anti-slip step plate


 

1.Material: serrated flat bar, grade :Q235.the different between serrated flat bar and common flat bar is that serrated flat bar has rough teeth marks, and this is mainly used for anti-skipping.Twisted bar is made of  5*5, 6*6,8*8 square steel.

 

2.feature:

1).good anti-skipping, used in wet , slipping area, especially the sea oil platform

2).Hot-dipped galvanized,high anti-corrosion, 30years life time, can be used as channel cover with frame, anti-thief, safe and easy to open

3).High strength, and better than cast iron, can be used in wharf, airport and other long span and heavy loading environment.

4).Large hole for drainage, Water leakage area up to 83.3%, it is the best choice of forestair.

5).Good-looking : clean lines, silver appearance, modern idea, save material , save cost; when long span, heavy load, it is cheaper than cast iron.

Stair step plate:

 

 Stair step plate is made of steel grating , and antislip strip and side plate.mainly used for steel  step plate, and called stair step plate for short.

 

 SpecificationT325/30/100 (for width between 215mm and 305mm)

                          T255/30/100 ((for width between 215mm and 305mm)

Steel ladder step plate:


Also called stair step plate,  size divided into T1,T2,T3,T4.

 

1.for save cost, please use suggested width

 

2.Steel ladder step plate tolerance: width: W±3mm,length: L-3mm.


Also we can supply step plate with different anti-slip front strip, and size can be made as your demands.

Steel ladder step plate is made of steel grating, surface treatment is hot-dipped galvanized or electric galvanized, and mainly used for platform, stair step plate, fence,tunnel floor, railway side walk, high tower platform, drainage cover,  manhole cover, way fence, parking lots, organ, school, factory, enterprises, playground, garden villa fence, and Residence outside window,balcony guardrail, high way, railway fence and so on.

Type:

1)As per different installation, divided into welded ladder step plate and bolt fixed ladder step plate.the former is just steel grating, the latter is steel grating with 65*5mm flat bar as side plate.

2) According to anti-slip or not , divided into the one with or without front plate two kinds. For safe advice, the clients should use the one with front plate.




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  • 1. Can you offer free sample?
    Hebei Jinshi can offer you high quality free sample
    2. Are you a manufacturer?
    Yes, we have been in providing the professional products in fence field for 10 years.
    3. Can I customize the products?
    Yes, as long as provide specifications, drawings can only do what you want products.
    4.How about the delivery time?
    Usually within 15-20 days , customized order may need longer time.
    5. How about the payment terms?
    T/T (with 30% deposit), L/C at sight. Western Union.
    Any questions, please feel free to contact us. We will reply to you within 8 hours. Thank you!

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