Q235 Straight Seam Welded Carbon Steel Pipe
Composition and Properties
Q235 steel, also known as A3 steel in some regions, is a common low-carbon steel with a carbon content of approximately 0.12% to 0.20%. This low carbon content results in good weldability and machinability, while maintaining adequate strength and ductility. The "Q" in Q235 represents the yield strength of the material, which in this case is approximately 235 MPa.
Straight seam welded pipes are constructed by rolling steel plates into a tubular shape and then welding the seam along the length of the pipe. This welding process ensures a strong and secure joint, while maintaining the overall integrity of the pipe.
Applications
Q235 straight seam welded carbon steel pipe finds its use in numerous industries, including but not limited to:
1.Construction: It is commonly used in building structures, bridges, and other construction projects due to its high strength and durability.
2.Oil and Gas: Its resistance to corrosion and ability to withstand high pressures make it a suitable choice for pipelines transporting oil, gas, and other fluids.
3.Water Supply: Its durability and cost-effectiveness make it a popular material for water distribution and irrigation systems.
4.Manufacturing: Its machinability and weldability allow it to be easily formed and joined into various components and structures.
| Type: | Welded |
|---|---|
| Technique: | Hot Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Black |
| Section Shape: | Round |

Q1: Can I get some samples?
A: Sure, we can send some samples to you to check.
Q2: Can you make the product with my design?
A: Yes, we can. We supply customized service. You can send us all the details of what you need, then we will provide detailed quotation.
Q3: How about the quality control?
A: We will send certificate for the products with delivery. And we will also do TPI (Third party inspection) on the products if necessary.
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