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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With dependable high-quality method, fantastic standing and ideal purchaser assistance, the series of products produced by our firm are exported to many countries and regions for S275jr Carbon Welded Steel Tube, Ssaw Spiral Steel Pipe, 6 Inch Welded Carbon Steel Pipe In Stock, We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
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


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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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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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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 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: Jamaica, Bogota, Slovakia, We insist on the principle of "Credit being primary, Customers being the king and Quality being the best", we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.
  • The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Jodie from Bolivia - 2015.07.26 16:51
    The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Ida from Portland - 2015.08.12 12:27