Hot sale Big Size Hollow Square Tube - Professional China Low Carbon Black/galvanized Square Steel Pipe For Construction Material Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa

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Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for Red Painted Steel Pipe, Rhs Steel, X52 Carbon Steel Pipe, To learn more about what we can easily do in your case, make contact with us at any time. We glance forward to developing superior and long-term organization interactions along with you.
Hot sale Big Size Hollow Square Tube - Professional China Low Carbon Black/galvanized Square Steel Pipe For Construction Material Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

That has a positive and progressive attitude to customer's fascination, our enterprise constantly improves our merchandise high quality to meet the demands of customers and further focuses on safety, reliability, environmental requirements, and innovation of Professional China Low Carbon Black/galvanized Square Steel Pipe For Construction Material Youfa Brand the biggest manufacturer for carbon steel pipe, We are expecting to cooperate with you on the basis of mutual benefits and common development. We will never disappoint you.
That has a positive and progressive attitude to customer's fascination, our enterprise constantly improves our merchandise high quality to meet the demands of customers and further focuses on safety, reliability, environmental requirements, and innovation of Low Carbon Black Square Steel Pipe, Low Carbon Galvanized Square Steel Pipe, Square Steel Pipe, steel pipe manufacturer, youfa steel pipe, we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.

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 /3466

ASTM A53, A500, A36

Surface Bare/Natural BlackPaintedOiled with or without wrapped
Ends Plain ends
Specification OD: 20*20-500*500mm ; 20*40-300*500mmThickness: 1.0-30.0mmLength: 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

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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Hot sale Big Size Hollow Square Tube - Professional China Low Carbon Black/galvanized Square Steel Pipe For Construction Material Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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We're committed to providing easy,time-saving and money-saving one-stop purchasing service of consumer for Hot sale Big Size Hollow Square Tube - Professional China Low Carbon Black/galvanized Square Steel Pipe For Construction Material Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: France, Guyana, belarus, We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable products quality , increase customers' satisfaction and achieve win-win situation .
  • Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Victoria from Argentina - 2015.06.28 19:27
    This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Nana from Riyadh - 2015.12.22 12:52