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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Our progress depends about the advanced products ,fantastic talents and continuously strengthened technology forces for Ms Round Erw Steel Pipe, 280mm Ssaw Spiral Steel Pipe, Bs1139 Scaffolding Steel Pipe, We sincerely do our best to offer the best service for all the clients and businessmen.
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.


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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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"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our firm for the long-term to create jointly with consumers for mutual reciprocity and mutual reward 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: Irish, Doha, Peru, All our products are exported to clients in the UK, Germany, France, Spain, the USA, Canada, Iran, Iraq, the Middle East and Africa. Our products are well welcomed by our customers for the high quality, competitive prices and the most favorable styles. We hope to establish business relationship with all customers and bring more beautifu colors for the life.
  • On this website, product categories is clear and rich, I can find the product I want very quickly and easily, this is really very good!
    5 Stars By Christine from Iceland - 2015.12.25 12:43
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Stephen from South Korea - 2015.11.28 16:25