Cheapest Price Hollow Rectangular Steel Tube - Galvanized Square Steel Pipe – Youfa

Product Galvanized Square and Rectangular Steel Pipe with Holes
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


Construction / building materials steel pipe
Structure pipe
Fence post steel pipe
Solar mounting components
Handrail pipe

DQZ_0976 DQZ_0983 IMG_7630 IMG_7631

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

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quality control

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.

About us:

Tianjin Youfa Steel Pipe Group Co., Ltd was founded on July 1st, 2000. There are totally about 8000 employees, 9 factories, 179 steel pipe production lines, 3 national accredited laboratory, and 1 Tianjin government accredited business technology center.3 (1)

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12 hot galvanized square and rectangular steel pipe production lines
Tianjin Youfa Dezhong Steel Pipe Co.,Ltd;
Handan Youfa Steel Pipe Co.,Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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