Hot Selling for Hollow Section Black Annealing Steel Tube - OEM/ODM Supplier Carbon Steel Tube – Youfa

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Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for Spiral Welded Steel Pipe/Tube4, Npt Threaded Steel Pipe, Square Steel Tube, Our tenet is clear all the time: to deliver high quality product at competitive price to customers around the world. We welcome potential buyers to contact us for OEM and ODM orders.
Hot Selling for Hollow Section Black Annealing Steel Tube - OEM/ODM Supplier Carbon Steel Tube – Youfa Detail:

We've got state-of-the-art tools. Our goods are exported towards the USA, the UK and so on, enjoying a superb standing among consumers for OEM/ODM Supplier Carbon Steel Tube, We wholeheartedly welcome customers all around the world appear to visit our manufacturing facility and have a win-win cooperation with us!
We've got state-of-the-art tools. Our goods are exported towards the USA, the UK and so on, enjoying a superb standing among consumers for Carbon Steel Pipe, Carbon Steel Tube, With the advanced workshop, skilled design team and strict quality control system, based on mid- to high-end marked as our marketing positioning, our merchandise are fast selling onto European and American markets with our own brands such as below Deniya, Qingsiya and Yisilanya.

Product Hot Dip Galvanized 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 EN39, BS1139, BS1387, EN10255,ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB/T3091, GB/T13793
Surface Zinc coating 200-500g/m2 (30-70um)
Ends Plain ends
with or without caps

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 Selling for Hollow Section Black Annealing Steel Tube - OEM/ODM Supplier Carbon Steel Tube – Youfa detail pictures


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Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for Hot Selling for Hollow Section Black Annealing Steel Tube - OEM/ODM Supplier Carbon Steel Tube – Youfa, The product will supply to all over the world, such as: Saudi Arabia, Kyrgyzstan, Pakistan, Qualified R&D engineer might be there for your consultation service and we will try our best to meet your requirements. So you should feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we are going to surely present you with the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we'll make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we're here to welcome your inquiries for any of our merchandise and service.
  • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Nana from Hungary - 2016.12.02 14:11
    We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Priscilla from Greenland - 2016.11.11 11:41