Leading Manufacturer for Q345 Round Steel Pipe - ASTM A500 Square and Rectangular Steel Pipe – Youfa

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We support our purchasers with ideal premium quality products and substantial level company. Becoming the specialist manufacturer in this sector, we've acquired rich practical working experience in producing and managing for Welded And Seamless Steel Pipe, Square Hollow Section, Size Of Rectangular Steel Tube, Our business has been devoting that "customer first" and committed to helping shoppers expand their small business, so that they become the Big Boss !
Leading Manufacturer for Q345 Round Steel Pipe - ASTM A500 Square and Rectangular Steel Pipe – Youfa Detail:

Product 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, EN10219GB/T 6728JIS 3444 /3466ASTM A53, A500, A36
Specification Square Hollow: 20*20-500*500mmRectangular Hollow: 20*40-300*500mm

Thickness: 1.0-30.0mm

Length: 2-12m

Surface Bare/Natural BlackPainted or Oiled with or without wrapped
Ends Plain ends

square big pipe 12square big size pipe

square stock pipe

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.


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Leading Manufacturer for Q345 Round Steel Pipe - ASTM A500 Square and Rectangular Steel Pipe – Youfa detail pictures


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We have been experienced manufacturer. Wining the majority of your crucial certifications of its market for Leading Manufacturer for Q345 Round Steel Pipe - ASTM A500 Square and Rectangular Steel Pipe – Youfa, The product will supply to all over the world, such as: Latvia, Sheffield, Belarus, Certainly, competitive price, suitable package and timely delivery will be assured as per customers' demands. We sincerely hope to build business relationship with you on the basis of mutual benefit and profit in the very near future. Warmly welcome to contact us and become our direct cooperators.
  • This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Edith from Accra - 2015.09.08 17:09
    Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
    5 Stars By Modesty from Chile - 2016.11.11 11:41