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Shangahai Metal Corporation's Cold-formed Steel Sections are suitable for practically any kind of steel structure, whether for commercial or residential use. They are also available for use in machines and appliances.

Specifications of Cold-formed Channel Steel:
1) Size: 41mm*21mm or 41mm*41mm back to back 41*41mm, 41*62mm,41*82mm
2) Thickness: 4 mm ~ 8mm
3 )Length: 10 and 20 feet(3m,5.8m,6m ),special lengths are available upon request
4) Material: Cold Formed Carbon Steel
6) Surface Treatment: Slotted hole,HDG(hot dipped galvanized),Pre-galvanized,Cold-galvanizing,powder coating 

Specifications of Cold formed Channel Steel:
1) size: (2 - 20)# 

2) Thickness: 3.0 - 16.0
3) Length : (line-specific differences)≤21 000,special length are available upon request
4) Material :Cold Formed Carbon Steel 

Tolerances of Cold formed Channel Steel:
Dimensional and cross-sectional tolerances of cold-formed sections are specified in EN 10162. Customer-specific tolerances can be agreed on separately. SMC also offers tolerances with cross-sectional wall thicknesses of ＞8- ≤12.5 mm. The standard states that the tolerances in this thickness range are to be agreed on separately.
Advantages of Cold formed Channel Steel:
1) Strengthen weight ratio 
2) Watertightness 
3) Wide range of profiles and lengths availableSteel Pile 3D 
4) High section modulus reduced deflections 
5) Driving properties and durability 
6) Easily hire length 
7) Metal-to-metal interlocking design provides positive retention of soil and water 
8) Minimize storage and shipping costs
Specifications of Cold formed C Channels:
1) Width :20mm-350mm 
2) Thickness: 0.8-6mm 
3) Material :Cold Formed Carbon Steel, Electric galvanize and Galvanized steel sheet 
4) Surface Treatment :Slotted hole,HDG(hot dipped galvanized),Pre-galvanized,Cold-galvanizing,powder coating
5) Type : Slotted or plain 
6) Tolerance:+/-1.8 
We also produce C Channels. (Unequal, perforated, electric and galvanized)

Advantages of Cold formed C Channels: 

1) Flexible design
2) Qualified manufacture control system
3) Experienced engineers to install instructions
4) Easy to assemble and dismantle 
5) Eco-friendly material can be recycled 
6) Short construction period with long using time 
7) High  weight bearing

Specifications of Steel Sheet Piles:
1) Thickness:3mm-17mm 1) Thickness:3mm-17mm 
2) Width: 400-900mm 
3) Material :Cold Formed Carbon Steel, Electric galvanize, Galvanized steel sheet 
4) Surface Treatment: :HDG(hot dipped galvanized),Pre-galvanized,Cold-galvanizing,powder coating 
Advantages of steel sheet pilings:
1) High strength to weight ratio
2) Good degree of watertightness
3) Comprehensive range of heavy section profiles and lengths availableSteel Pile 3D
4) High section modulus leading to reduced deflections
5) Good driving properties and durability
6) Lengths up to 18m available for hire
7) Metal-to-metal interlocking design provides positive retention of soil and water
8) Nestable pieces reduce storage and shipping costs