Hot Selling for Spiral Tube Heat Exchanger Coil - Quality Inspection for Gi Square Steel Pipe /carbon Steel Pipe/ Aluminum Square Pipe – Youfa

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Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for Welded Steel Tube, Erw Welded Steel Pipe, Hot Dipped Galvanized Steel Pipe /Tube, We sincerely do our best to offer the best service for all the clients and businessmen.
Hot Selling for Spiral Tube Heat Exchanger Coil - Quality Inspection for Gi Square Steel Pipe /carbon Steel Pipe/ Aluminum Square Pipe – Youfa Detail:

Our personnel are always in the spirit of "continuous improvement and excellence", and along with the exceptional top quality items, favorable value and excellent after-sales companies, we try to acquire each and every customer's trust for Quality Inspection for Gi Square Steel Pipe /carbon Steel Pipe/ Aluminum Square Pipe, Adhering for the enterprise philosophy of 'customer initial, forge ahead', we sincerely welcome consumers from in the home and abroad to cooperate with us.
Our personnel are always in the spirit of "continuous improvement and excellence", and along with the exceptional top quality items, favorable value and excellent after-sales companies, we try to acquire each and every customer's trust for 1 inch square iron pipe, Aluminum Square Pipe, Square Pipe Clamps, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.

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 /3466ASTM A53, A500, A36
Specification Square Hollow: 20*20-500*500mm

Rectangular Hollow: 20*40-300*500mm

Thickness: 1.0-30.0mm

Length: 2-12m

Surface Bare/Natural Black

Painted or Oiled with or without wrapped

Ends Plain ends

square big pipe square steel pipe big size square big size pipe

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 Spiral Tube Heat Exchanger Coil - Quality Inspection for Gi Square Steel Pipe /carbon Steel Pipe/ Aluminum Square Pipe – Youfa detail pictures


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We have been also concentrating on enhancing the things management and QC method so that we could preserve terrific edge inside the fiercely-competitive enterprise for Hot Selling for Spiral Tube Heat Exchanger Coil - Quality Inspection for Gi Square Steel Pipe /carbon Steel Pipe/ Aluminum Square Pipe – Youfa, The product will supply to all over the world, such as: Pakistan, Cairo, Swiss, We are your reliable partner in international markets with the best quality products. Our advantages are innovation, flexibility and reliability which have been built during the last twenty years. We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sales and after-sales service ensures strong competitiveness in an increasingly globalized market.
  • Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Miguel from Cyprus - 2016.08.15 12:36
    The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
    5 Stars By Olivia from Hyderabad - 2015.10.09 19:07