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Product Details

Black Square and Rectangular Annealing Steel Pipes

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Black Square and Rectangular Annealing Steel Pipes

The square tube is a hollow square section light thin-walled steel tube. It is a section steel with a square cross-section shape and size made of Q235 hot-rolled or cold-rolled strip or coil as the base material, which is formed by cold bending and then welded by high-frequency welding. It has good comprehensive mechanical properties, weldability, cold and hot workability and corrosion resistance, and has good low temperature toughness.Square pipe and rectangular pipe is equal and unequal length of the steel pipe. Is made of steel after the process of rolling.
Generally the strip is unpacked, flattened, curled, welded to form a round tube, and then rolled into a square tube and then cut into the required length.

Surface Treatment

1. Galvanized

2. PVC,Black and color painting

3. Transparent oil,anti-rust oil

4.Annealing

5. According to clients requirement

Product Paramenters

Material	10#, 20#, 45#, 16mn, A53(A,B), A106(B,C), API J55, Q235,Q345, Q195,Q215, Q345C, Q345A,ect
Standard	ASTM A106-2006, ASTM A53-2007, GB 5310-1995, GB/T 8162-1999, BS 1387, BS EN 10025, JIS G3463-2006, JIS G3454-2007, JIS G 3459-2004, DIN 1629/4 ,DIN 1626, DIN 1629/3
Model Number	1515mm-400600mm or custom made
Length	1-12M or Customized
Thickness	1.0-16.0mm or Customized
Tolerance	±1%
Section shape	Rectangular or Square
Surface Treatment	Black painting, galvanized, annealing
Processing Service	Welding, Punching, Cutting, Bending, Decoiling
Oiled or Non-oiled	Non-oiled
Delivery Time	Usually within 7 days, the time depends on the number of products.
MOQ	1 ton, If the purchase quantity is less than our MOQ, can be customized according to your requirements.
Payment	T/T, D/A, D/P, L/C, Western Union, MoneyGram or according to customer requirements.
Samples	Can provide samples
Certification	ISO9001,CE.ect.
Package	Packed with 8 bundles tightened with metal belt and plastic wrapped if need. According to customer’s requirement
Application	Widely used in furniture,interior decoration, fluid pipeline, petroleum and natural gas industry, drilling, pipeline, structure
Advantages	1. Reasonable price with excellent quality 2. Abundant stock and prompt delivery 3. Rich supply and export experience, sincere service

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Application

Application

1) Pipeline

2) Suitable for mechanical equipment, solar energy equipment
3) Steel Structure Engineering, Bridge Fence
4) Auto Accessories

Packing & Delivery

Package	Standard export seaworthy package,suit for all kinds of transport, or as required.
Package		Water-proof Paper + Edge protection + Wooden Pallets
Bulk Size	Any size
Loading Port	Tianjin, Qingdao Port or any China Seaport
Container	1*20ft container load Max. 25 Ton, Max. length 5.8m
Container		1*40ft container load Max. 25 Ton, Max. Length 11.8m
Delivery Time	7-15 days or according to the order's quantity

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Company Profile

Shandong Ganquan Trading Co., Ltd., located in Jinan, the beautiful capital of Shandong Province, is a company integrating steel export and customized design. The company's main products: H-section steel, I-beam, angle steel, channel steel, flat steel, round steel, galvanized profile, stainless steel and p-section steel. Our precision cold-rolled pipe series has smooth appearance and no oxide layer. It is widely used in automobile manufacturing, petrochemical industry, aerospace, boiler equipment, medical equipment and other industries. Comply with Chinese national standard (GS) and American Standard ASTN. The company has advanced product testing instruments, excellent marketing team and domestic channel partners, and has a perfect management plan for product market development and product after-sales service. The sales network and product sales agencies are all over the country. Strong and professional R & D team and advanced and perfect sales and service concept make our products have high popularity and market share at home and abroad. At the same time, we will always adhere to the principle of "reputation first, customer first", always put the interests of customers first, and wholeheartedly provide each of our customers with the best products and the best service.

We look forward to working with friends all over the world to create a better future!

Customer visit

Exported to the United States， Brazil， Guyana， Bolivia， Peru， Malaysia， India， Bangladesh， Kuwait， South Africa， Botswana， Ethiopia， Etc.

Exhibition

Service

Our Service

Pre-sale Service:

1.Samples can be offered with courier fee by buyer's side.
2.Good quality + Factory price + Quick response + Reliable service
3.100% responsible for the quality:all the products are produced by our professional workman and we have a high-work-effect foreigh trade team.
4.We have enough stock and can deliver in short time.
5.Customized designs,colors,sizes and logos are welcome,responsiveness to customers' requirements.

After-sale Service:
1.We will count cheapest shipping cost and make invoice to you at once.
2.On time delivery.
3.Provide real pictuers of loading container,email you the tracking NO. and help to chase the products until the goods arrive you.
4.24 hours online service,if any question,please contact us at anytime in your convinence.

Certifications

FAQ

Q1:What are your company's main products ?
A1: Our main products are stainless steel/carbon/galvanized plate/sheet, coil, round/square pipe, bar, channel, etc.

Q2. How do you control quality ?
A2: Mill Test Certification is supplied with shipment, Third Party Inspection is available.

Q3. What are the advantages of your company ?
A3: We have many professionals, technical personnel, more competitive prices and best after-dales service than other steel companies

Q4. How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from America, Russia, UK, Kuwait, Egypt, Turkey, Jordan,India, etc.

Q5. Can you provide sample ?
A5: Small samples in store and can provide the samples for free.
Customized samples will take about 5-7days.

*Note: If you have any question, please feel free to click “Contact Supplier” as below,we will get back to you immediately.