Hollow Section Black Galvanized Q235 Welded Square Steel Pipe
Size:
  Square pipe: 10x10 - 500x500mm
  Rectangular pipe: 10x20 - 400x600mm

  Wall Thickness: 0.5-20mm
  Length: 6m or 5.8m  according to customers' requirement 
  Type: welded pipe/seamless pipe/cold drawn seamless tube
  Technique: electronic resistance welded (ERW)

Standards:
  ASTM A53, BS1387, DIN2440
  SGS, ASTM-A53A, BS1387-1985
  GB/T3091-2001, GB/T8162, GB/T8163:10#, 20#, 35#, 45#
  16MN(Q345B)GR. A, GR. B, GR. C
  ASTM A106 GR. A, GR. B, GR. C
  API 5L A B X42, X46, X52, X60, X65, X70, X80  
  Certificates: API 5L, API 5CT, ISO, CE

Material
  Q195→grade B, SS330, SPHC, S185
  Q235→grade D, SS400, S235JR, S235JO, S235J2

Surface treatment:
  1) Bared
  2) Black painted (varnish coating)
  3) Galvanized
  4) With oiled
  5) As per request

Remarks:
  1) Payment term: T/T, L/C
  2) Trade terms: FOB/CFR/CIF
  3) Minimum quantity of order: 25MT
  4) Delivery period: 10 to 30 days 

Section shape: round/square/rectangular
  Object classification: decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube

End finish:
  Plain/plastic caps, punching, galvanized steel pipes

End protector:
  1) Plastic pipe cap
  2) Iron protector
  3) As per request
  Properties of products: hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed, bending and other forming without damaging

Usage:
   Steel construction, mechanical, manufacturing, construction, automobile manufacturing, shipbuilding, electricity and more












Our Service:

1. Reply your enquiry in 24 working hours.

2. Experienced staffs answer all your questions in professional and fluent English.

3. Exclusive and unique solution can be provided to our customer by your our well-trained and professional engineers and staffs

4. Special discount and protection of sales area provided to your distributor.

Company Information

Liaocheng Huajian Steel Co.,Ltd is located in Liaocheng, Shandong Province, which is known as "the Water City of Jiangbei", and our company was established in the year 2012. We are a modern private enterprises which are specialized in exporting steel materials in China and win high reputations from our customers.
Our main items are:
1. Cold rolled steel/ galvanized steel/ galvalume steel/ prepainted steel/ corrugated steel
2. steel profiles, such as, steel angle section/ H beams/ I beams/ Channel section etc..
3. HRC MS plate, checkered steel plate, alloy steel plate /coil etc..
4. also the carbon steel/ galvanized steel round and square tubes, and stainless steel etc.
 
Besides, we can do customization as your demand or samples, etc..
Warmly welcome your esteemed come and visit our company and the production line.
Our current export markets are: Sorth America, North America, Europe,Australia,Africa, Asia, etc..
Adhere to the principle of"fair,objective,scientific,honest management, keeping promises, credibility honoring, following delivery schedule", Liaocheng Huajian Steel Co.,Ltd is willing to establish long-term close cooperation with our customers and make progress together to create a more brilliant future!


Our Advantages

1. High quality with reasonable price. 
2.Wide excellent experiences with after-sale service. 
3. Every process will be checked by responsible QC which insures every product's quality.
4. Professional packing teams which keep every packing safely. 
5. Trial order can be done in one week. 
6. Free Samples can be provided as your requirements.

FAQ
1. Minimum Order Quantity?
  The MOQ is usually 25 tons or more, it depends . 


 2. What kind of terms of payment can you accept?
   T/T, L/C are available. 


 3. What grams of the product can you offer?
  These products can be customized according to your requirement. 
 
4.Is free sample available?
  Yes, free sample is available. 
  The sample is cost free, but please afford the freight cost, and we will figure it in the order as long as we work together.For those clients who have already established business relation with us, even the freight cost will be free.
 
5. Can you do Customization & Reproduction if I provide a photo?
  Yes, we do Customization & Reproduction service.
 
 6. Does the packaging safe and arrive in good conditions?
  Yes, safe Packing guarantee , all the products will arrive your door under good conditions.  We response to problem of shipping if there unfortunately is.
 
 7. How long does it usually take to deliver the product?
  We will make the shipment to you immediately. It will take about 18 to 40 days arrive worldwide. It de  pends on the specific quantity.
 
 8. Is drop shipping available?
  Yes, it is, we can send to worldwide.


 
If you have any questions about our products or our company, please don't hesitate to contact us, we will try our best to serve you well!
Thanks for watching!