OEM/ODM Supplier Black Steel Round Pipe 4mm Thickness - Factory Supply Hollow Section Carbon Steel Profile Square Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa

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To become the stage of realizing dreams of our employees! To build a happier, much more united and far more professional team! To reach a mutual profit of our clients, suppliers, the society and ourselves for Online Trading Galvanized Steel Pipe, Zinc Coated Steel Pipe, Rectangular Steel Pipe Hollow Section, We have now four leading solutions. Our products are most effective sold not only during the Chinese market, but also welcomed during the international industry.
OEM/ODM Supplier Black Steel Round Pipe 4mm Thickness - Factory Supply Hollow Section Carbon Steel Profile Square Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Factory Supply Hollow Section Carbon Steel Profile Square Pipe Youfa brand the biggest manufacturer for carbon steel pipe, To acquire a consistent, profitable, and constant advancement by getting a competitive advantage, and by continuously increasing the benefit added to our shareholders and our employee.
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Carbon Steel Profile Square Pipe, Hollow Section Iron Pipe, Steel Profile Pipe, Our goods are widely sold to Europe, USA, Russia, UK, France, Australia, Middle East, South America, Africa, and Southeast Asia, etc. Our items are highly recognized by our customers from all around the world. And our company is committed to continually improving effectiveness of our management system to maximize customer satisfaction. We sincerely hope to make progress with our customers and create a win-win future together. Welcome to join us for business!

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.


Product detail pictures:

OEM/ODM Supplier Black Steel Round Pipe 4mm Thickness - Factory Supply Hollow Section Carbon Steel Profile Square Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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We take pleasure in an exceptionally excellent status between our buyers for our superb merchandise good quality, aggressive price tag and the greatest support for OEM/ODM Supplier Black Steel Round Pipe 4mm Thickness - Factory Supply Hollow Section Carbon Steel Profile Square Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Doha, Argentina, Bangalore, Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.
  • High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
    5 Stars By Rebecca from Pakistan - 2015.06.18 17:25
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Andy from Japan - 2016.09.30 16:36