| Product Name | Black carbon steel welded square pipe |
Outside Dia(mm) | 10.3-1219mm |
Wall Thickness(mm) | 1.5-30mm |
Length | Random length:5-12m |
Standard | API5L, ASTM A106 Gr.B, ASTM A53 Gr.B, |
Material | 20#, A53B, A106B, API 5L |
Surface | There are various methods for treating and protecting metal surfaces, such as using black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE, and more. Each of these methods offers its unique benefits and can be used for different purposes. For instance, black painting provides a sleek and professional appearance, while varnish paint adds an extra layer of protection against weathering. Anti rust oil is ideal for preventing corrosion, while hot galvanized coating is more suitable for outdoor environments. Cold galvanized is a cost-effective option that provides good corrosion resistance, while 3PE offers both anti-corrosion and insulation properties. No matter which method is used, it is essential to choose the right one depending on the specific needs and conditions of the metal surface. |
Certificates | API5L, TUV, SGS, BV, etc. |
Packaging | The pipes are packaged in either loose or bundled form, with a maximum weight of three tons per bundle. The bundled pipes come with two slings at each end, which makes loading and discharging them easier. The ends of the pipes are sealed off with plastic caps or as per customer requirements. |
Application | 1. Fluid pipe |

Application
There are a variety of projects that involve welding, such as construction, manufacturing of machinery, steel structures, shipbuilding, solar panel brackets, power engineering, power plants, agricultural and chemical machinery, glass facades, car chassis, airports, boiler construction, highway railings, housing construction, pressure vessels, oil tanks, bridge and power station equipment, as well as transportation machinery for heavy loads. The common thread among these projects is the need for welded structures that can withstand high levels of stress.

Shipping&Packing
Trade Terms: FOB, EXW, CIF, CNF
MOQ: 5 Tons
Port of Loading: Shanghai, Tianjin China
Shipment Terms: By sea, by express or by air
We accept various forms of payment, including L/C at sight, T/T, Paypal, Western Union, and cash.
Supply Capabilty: 30000tons per week
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Sample Availability: Yes
We offer fast delivery for both samples and batch goods. Our samples usually take between 3 to 7 days to arrive, while batch goods may take between 10 to 25 days. Typically, we aim to deliver batch goods within 20 days from the production date.
Packaging Details: The products will be carefully packed to ensure they are safe during transportation, and can withstand the conditions of a sea voyage if needed. Alternatively, the packaging will be tailored to meet specific requirements as requested by the customer.
Service: OEM, ODM or Customized

Our Service
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We put a great deal of emphasis on quality control and close supervision to guarantee that we deliver nothing but top-notch steel welded square pipes. Our procedures are designed to ensure that you receive the very best.
Ensuring timely delivery of square tubing requires strict process control. This involves carefully monitoring every step of the production process to ensure that all quality control measures are met. By maintaining consistent quality standards, we can ensure that our clients receive their square tubing orders on time and with the highest level of quality they expect. Each stage of production is carefully monitored to identify any potential errors or issues that could delay production. We are committed to providing our clients with reliable and timely deliveries, and our strict process control measures are essential in achieving this goal.
4. We will help handling shipment documents.
FAQ
1. What is your time of making a sample
Usually we will take 1~3 days to make the sample
2. What is your delivery time?
For stocks, we can send the goods to loading port within 7 days after receiving your deposit
For production period, it usually needs about 15days- 30 days after receiving the deposit
3. What is your shipping port?
Shanghai port, Ningbo port, Tianjin Port
4. What is your payment terms?
Usually 30% deposit by TT in advance and balance against copy of BL or LC at sight
5. What is your company locations?
Our office is located in Wuxi City Jiangsu province.
We have two indoor warehouses to ensure enough stock for different materials with sizes
You are welcome to visit our factory and office anytime.
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