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Hot Dip Galvanized Square and Rectangular Steel Pipe

Square and Rectangular Shapes: These pipes are specifically shaped to be square or rectangular, making them suitable for structural applications, such as building frames, support structures, and fencing.

Corrosion Resistance: The hot-dip galvanized coating provides excellent corrosion resistance, making these pipes ideal for outdoor and exposed applications where they may be subjected to moisture, weather, and other environmental factors. Zinc coating is usually 30um at average.

Compliance with Standards: These pipes are typically manufactured to meet industry standards ASTM A500 EN10219 and specifications related to dimensions, wall thickness, and galvanizing process, ensuring their quality and suitability for various applications.

Product Hot Dip Galvanized Square and Rectangular Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q345 = S355JR / A500 Grade B Grade C
Standard DIN 2440, ISO 65, EN10219

GB/T 6728

JIS 3444 /3466

ASTM A53, A500, A36

Surface Zinc coating 200-500g/m2 (30-70um)
Ends Plain ends
Specification OD: 20*20-500*500mm ; 20*40-300*500mm

Thickness: 1.0-30.0mm

Length: 2-12m

Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates

learn more about certificates

Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.