Special shaped spiral stair treads

  • Product name: Special shaped spiral stair treads
  • Product classification: Stair Treads
  • Company name: Yantai Hualian Steel Structure Co., Ltd
  • Model specification: customized
  • Product use: platform, trestles, covers, ladders and fencing in many fields such as petroleum and chemical industry, electric power, water supply, sewage treatment, ship building, parking lots, city construction, environmental engineering
  • Add time: 16/07/07
Product details

 1. Steel Grating Specifications:

The press welded steel grating is made of load flat steel bar and cross bar, placed horizontally and vertically, and at an equal pitch apart, by welding with 200-ton hydraulic resistance automatic welding equipment, then cutting, punching and banding ends.

The Steel Grating symbol is as blow: 

steel_grating_symbol 

Type of steel grating: W-pressure welded grating; L- pressure locked grating; C- socket welding grating

Pitch of bearing bars ranges from 15-30mm, 40mm, 60mm, 80mm, 90mm etc. with 30, 40mm recommended.

Pitch of cross bars ranges from 30, 38, 50, 76, 100mm etc. with 50, 100mm recommended.

Sign of the shape of bearing bar: F-plain surface (F is usually can be omitted); S-serrated surface; I-the section is of "I" type.

Surface treatment: G- hot dip galvanizing (G is usually omitted); P-painting; U-untreated.

steel_grating_specifications

2.Special shaped spiral stair treads feature:

1) High strength and light structure

2) Powerful anti-corrosion, durable and long working life

3) Beautiful appearance, bright surface

4) No dirt-rain-snow deposit, automatic cleaning, easy maintenance.

5) Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion

6) Easy installation

Spiral_Stair_Tread

3.Special shaped spiral stair treads application:

Steel mesh grating is widely used in the platform, corridor, bridge,

well covers, stairs, fencing for petroleum, chemical, power plant,

waste treatment plant, civil engineering projects and environmental projects.  

 Spiral_Staircase

4. Packing detail: packed in bundle then fixed by steel belt as the general export package and we also could pack it according to customers' requirement. 

 spiral_stair_tread_nonstandard

5) Delivery detail: within 7-20 work days after confirmation.

  spiral_stair_tread

6) Our Service:

We can design the shop drawings according to custiomer's structural drawings.

We can provide samples if you need.

We can offer customized service as customer's per requirements.

BV_certificated_steel_grating

7) Enquiry:

Tel: +86-535-6388735 

Fax: +86-535-6382944

Email: sales@ythlss.com

P.C.: 264000

ADD: No. 276 Xingfu Middile Road, Zhifu District, Yantai City, Shandong Province, China.


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