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Wholesale Square Steel Pipe Factories

Short Description:

Square pipe is a name for square pipe and rectangular pipe, that is, steel pipe with equal and unequal side lengths. It is made of rolled strip steel after process treatment. Generally, the strip steel is unpacked, leveled, crimped and welded to form a round pipe, then rolled into a square pipe from the round pipe, and then cut into the required length.

Product Detail

Product Tags


Place of Origin: Shandong, China
Application: Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other, Fluid Pipe Boiler Pipe Drill Pipe Hydraulic Pipe Gas Pipe OIL PIPE
Alloy Or Not: Non-Alloy
Section Shape: rectangular
Special Pipe: API Pipe, Other, EMT Pipe, Thick Wall Pipe
Thickness: 1 - 120 mm
Standard: ASTM
Length: 12M, 6m, 6.4M, Customerized
Certificate: API, ce, Bsi, BIS, SASO, tisi, JIS, GS
Grade: carbon steel tube
Surface Treatment: galvanized
Tolerance: ±0.01%
Processing Service: Bending, Welding, Decoiling, Punching, Cutting
Oiled or Non-oiled: Non-oiled

Invoicing: by actual weight
Delivery Time: 7 days
MOQ: 500KG
Product name: rectangular steel pipe
Surface: Customer's Request
Material: ST37/ST45/ST52/25Mn/27SiMn/E355/SAE1026/STKM13C
Type: Carbon Steel Tube
Steel Grade: Grade B/X42/X52/X60/X70 L245/L290/S320/L360/L390/L415
Color: Customized Color
Delivery time: 3-7 Days
Supply Ability: 100 Ton/Tons per Week
Packaging Details: wooden box or customer requirement
Port: qingdao, shanghai port.


1. The demand for energy, transportation and petrochemical pipes is not decreasing, and high-performance varieties are growing rapidly. Galvanized rectangular tubes required for the construction and maintenance of energy, transportation, petrochemical and other facilities still occupy a very important position in the steel market demand. In recent years, the demand for new varieties of high-performance galvanized rectangular tubes has increased rapidly, such as high-performance oil well tubes, large-diameter power station boilers

2. The demand for pipeline pipes for transporting oil, natural gas, product oil, coal slurry, mineral slurry and other fluids, especially high-strength pipeline pipes, will increase significantly.

3.With the rapid growth of the construction industry, the demand for high-grade galvanized rectangular tubes for building structures is growing rapidly.


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1. Free sample can be supplied
2. Trial order  is acceptable
3. Third party test is acceptable
4. Delivery time guarantee

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