T3 Steel Grating Stair Treads

T3 Steel Grating Stair Treads

USD $1 - $100 /Short Ton

Min.Order:5 Short Tons

Supply Ability:
600 Short Ton / Short Tons per Month
Port:
Tianjin Port,Qingdao Port
Payment Terms:
T/T L/C
Delivery Detail:
15 days

Quick Details View All >

Brand Name:
HR
Place of Origin:
China
Material:
Stainless Steel

Yantai Haorui Metalwork Co.,Ltd.

Business Type: Manufacturer
Yantai Shandong China
Main Products: Steel Grating ,Ball Joint Railing ,Aluminum Grating ,Steel gratings ,Steel ladders and stair treads ,Ball joint railings ,Stainless steel gratings and handrail

Product Details

T3 Steel Grating Stair Treads,Black Steel Grating Stair Treads,Steel Grating Stair Treads for transportation

Black Steel Grating Stair Treads

Steel Grating Stair Treads for transportation

Our company produces complete steel ladders with hand railings which are made of grating treads. According to whether the nosing to be used and the methods of mounting to stringers, grating treads are classified into four types, expressed as T1,T2,T3andT4. In view of economics it is advisable to use the recommended lengths and widths below

SPECIFICATIONS

T1 Welded Fixing without Nosing

Type of Stair Treads

Checkered plate nosing

Structure Characteristics

T3

YES

For installation by welding, the two ends are closed with flat bars which are the same the bearing bars in length With checkered plate nosing.

Recommended Stair Treads Width

T1, T2, T3,T4 Bearing bar at 30mm pitch

95

125

155

185

215

245

275

T1, T2 Bearing bars 40mm pitch

125

165

205

245

285

T3,T4 Bearing bars 40mm pitch

115

155

195

235

275

Fixing hole centers

45

75

100

150

Grating Size

Grade

CN: Q235, Q345, USA: A36, UK: 43A

Standard

CN: YB/T4001-1998, USA: ANSI/NAAMM, UK: BS4592-1987, AUS1657-1988, JJS

Certification

CE, GOST, ISO9001, ISO14001, HSE

Bearing bar type

Plain, Serrated (tooth-like), I bar (I section), Serrated-I

Bearing bar size

20X5, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4.75X8,100X8mm,etc

Bearing bar pitch

20,25,30,32.5,34.3,40,50,60,62,65mm

Cross bar size

5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar)

Cross bar pitch

0, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc.

Panel size

3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,6400x1000, as request

Surface treatment

Untreated, hot dip galvanized, cold dip galvanized, painted, powder coated,pickling, electrolytic polishing, or as customers' requirement.

Galvanization Standard

CN: GB/T13912, USA: ASTM (A123), UK: BS729

Color

Silver/Black

Application

petroleum and chemical, port, power, transportation, papermaking, medicie, steel and iron, food, municipality, real estate, manufacturing

SURFACE TREATMENT

Three ways of surface treatment can be adopted: galvanizing, painting and untreated, of which hot- dip galvanizing is recommended.

Hot-dip galvanizing

It is a form of galvanization. It is a process of coating steel grating with a thin zinc layer. By passing the metal through a molten bath of zinc, the average coating thickness is 70μm when steel bards range from 3mm to 5mm in thickness.

Painting

It is also a good way to get surface protective film. Coating thickness depends on the customer's choice.


Contact Supplier

Mr. Jared manager Chat Now
Mobile
86-13256389268
Skype
13256389268
Address
In the Qing Yang Industrial park District 31 Yunlong mountain Road Yantai,Shandong

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