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Brand Name : Galvanized
Certification : ISO, AISI, ASTM, GB, EN, DIN, JIS
Place of Origin : China
MOQ : 1 Ton
Price : Contact Us
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 5000 Ton/Tons per Month
Delivery Time : 5-20 work days
Packaging Details : Waterproof Paper, Steel Strip Packed and other Standard Export Seaworthy Package, or customized package
Product : Galvanized Square Tubes
Shape : Square / Rectangular
Wall Thickness(mm) : 0.6-25mm
End Finish : Plain
Application : Structure
Surface treatment : Chromated/Non-Chromated, Oiled/Non-oiled, Skin pass
Grade : Q195 Q235 Q345
Size Tolerance : ±1%-3%
ASTM A500 Grade A Welded Hot Dipped Galvanized Square Hollow Section Tubes
Square Tube Galvanized is a square shaped tube of galvanized Mild Steel.
Hot-dip galvanizing is the process of coating iron or steel with a thin zinc layer, by passing the steel through a molten bath of zinc at a temperature of around 860 °F (460 °C). When exposed to the atmosphere, pure zinc reacts with oxygen to form zinc oxide. This further reacts with carbon dioxide to form zinc carbonate, a dull grey, fairly strong material that stops further corrosion in many circumstances, protecting the steel below from the elements.
Galvanized steel is widely used in applications where rust resistance is needed, and can be identified by the crystallization patterning on the surface (often called a “spangle”).
Outer Diameter | ERW / HFW | LSAW / DSAW | SSAW / HSAW | RHS | SHS |
1/8 - 20 inch (10.3-508 mm) | 12 - 56 inch (323.8-1,420 mm) | 8 - 126 inch (219.1-3,200 mm) | 40 x 20 mm -1,000 x 800 mm | 15 x 15 mm -1,000× 1,000 mm | |
Wall Thickness | 0.4 - 16 mm | 6.0 - 40 mm | 6.0 - 26 mm | 1.0 - 30 mm | 0.6 - 30 mm |
Length | 5.8~12.0 m or as customized | ||||
Surface Treatment | Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment) | ||||
Inspection | With Chemical Composition and Mechanical Properties Analysis; Dimensional and Visual Inspection, also with Nondestructive Inspection. | ||||
Application | Structure, Electric power transmission tower projects, Piling, Water, Oil & gas pipeline engineering, Mechanical industry, Municipal projects, Roads and its auxiliary facilities, etc. |
Standard | API5L, ASTM A106 Gr.B, ASTM A53 Gr.B, ASTM A270, ASTM A249, ASTM A511,ASTM A778 ,ASTM GB5310-2009,GB3087-2008,GB6479-2013,GB9948-2013,GB/T8163-2008, GB8162-2008 JIS G3463,JIS G3119,JIS G3446,JIS G3218 | |||
Application | Structure, Electric power transmission tower projects, Piling, Water, Oil & gas pipeline engineering, Mechanical industry, Municipal projects, Roads and its auxiliary facilities, etc. | |||
Surface | Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment) |
Carbon steel round pipe/square pipe | ||||
Size | Outer Diameter | 2MM-1219MM | ||
Wall thickness | 0.1MM-30MM | |||
Length | 1M, 4M, 6M, 8M, 9M,12M (accroding to the buyer's request) |
galvanized round pipe/square pipe | ||||
| Outer Diameter | 2mm-1000mm | ||
Wall thickness | 0.4mm-40mm | |||
Length | 1000mm~12000mm or as customized |
Carbon steel spiral pipe | ||||
Size | Outer Diameter | 2mm-1200mm | ||
Wall thickness | 1000mm-12000mm | |||
Length | 1-12M or as customized |
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ASTM A500 Grade A Hot Dip Galvanized Square Pipe Hollow Box Section Images |