Aatir Steel stands out as a top manufacturer and supplier of Carbon Steel DIN 2609 pipes, delivering dependable piping solutions to various industries in Cairo, Egypt, and beyond. These pipes are crafted in line with the German DIN 2609 standard, which guarantees consistent quality, precise dimensions, and robust strength for a wide array of industrial uses. Renowned for their durability and excellent weldability, DIN 2609 carbon steel pipes are perfect for systems that need to transport fluids and gases under varying pressure and temperature conditions. Aatir Steel provides these pipes in multiple grades, sizes, and wall thicknesses to cater to both standard and custom project needs.
Typically, Carbon Steel DIN 2609 pipes are made from seamless or welded carbon steel, featuring a standard chemical makeup that includes carbon (up to 0.30%), manganese (up to 1.20%), along with controlled amounts of silicon, phosphorus, and sulfur. These elements enhance the pipe’s strength, ductility, and resistance to corrosion in mild environments. While the mechanical properties can differ based on the grade, they generally offer tensile strengths between 340 and 600 MPa, yield strengths around 235–355 MPa, and good elongation for forming and welding. Depending on the application, pipes can be supplied in either normalized or annealed conditions.
| Standard | AISI, DIN, EN, GB, IS, JIS, ASTM, ASME Pipe |
|---|---|
| DIN 2609 Grade St35-8 Seamless Pipe Size | 4 to 219mm W. T.: 0.5 to 20mm |
| Mild Steel DIN 2609 Grade St35-8 Welded Pipe Size | 5.0 mm – 1219.2 mm |
| DIN Gr. 2609 ST35-8 Steel EFW Pipe size | 5.0 mm – 1219.2 mm |
| Grade ST 35-8 DIN 2609 Pipe Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| Carbon Steel DIN 2609 Grade ST 35-8 Pipe Schedule | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| DIN 2609 Gr St35-8 Carbon Steel Seamless Pipe Size | 3.35 mm OD To 101.6 mm OD |
| Grade ST 35-8 DIN 2609 Welded Pipe Size | 6.35 mm OD To 152 mm OD |
| CS DIN 2609 Grade St35-8 Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| DIN2609 ST35-8 Steel Pipe wall thickness | 0.020″ –0.220″, (special wall thicknesses available) |
| DIN 2609 Gr St35-8 Length | Single Random, Double Random, Standard & Cut length Pipe & Tube |
| DIN 2609 Gr. St 35-8 Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Low Temperature Carbon Steel DIN 2609 Grade ST 35-8 Form | Round, Hydraulic, ‘U’ bent or Hollow,LSAW, Boiler, Straight Pipe, Clad Pipe, Rectangular, Square Pipe Etc |
| Mild Steel DIN 2609 Grade St35-8 Type | Welded, Seamless, ERW, EFW, Fabricated Pipe, ‘U’ bent or Hollow, Hydraulic, LSAW, Boiler, Straight Tube, Tube Coil, Round, Rectangular, Square Tube etc |
| ASME B36.19 DIN2609 Grade ST 35-8 End | Plain End, Beveled End, Treaded Pipe & Tube |
| DIN 2609 Grade St35-8 Marking | All DIN 2609 Grade ST 35-8 Carbon Steel Seamless Tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| 2609 Gr. ST35-8 Application | Oil Pipe & Tube, Gas Pipe & Tube, Fluid Pipe & Tube, Boiler Pipe & Tube, Heat exchanger Tube |
| DIN Gr. 2609 ST35-8 Steel Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Mechanical Properties | |||||||||
| Yield Strength | Tensile Strength | Elongation A5 min | |||||||
|---|---|---|---|---|---|---|---|---|---|
| MPa min | ksi min | MPa min | MPa min | ksi min | Percentage | ||||
| 360 | 480 | – | 25 | ||||||
| Outer diameter and wall Thickness | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Execution | Size Range | OD Tolerance | Wall tolerance | ||||||
| Hot-rolled Pipe | OD – 80 mmOD > 80 mmWall < 12 mmWall – 12 mm | ± 0.4 mm± 0.5 % of OD | ± 0.7 mm± (5 % x wallthickness + 0.1 mm | ||||||
| Hot-rolled peeled Pipe | All sizesWall < 12 mmWall – 12 mm | + 0.25/- 0 mm | ± 0.8 mm± (5 % x wall thickness+ 0.2 mm) | ||||||
| Cold Worked Pipe cold-rolled or cold-drawn | OD < 40 mmOD 40 – 80 mmOD > 80 Wall Thickness< 6 mm Wall Thickness6 – 8 mm Wall Thickness > 8 | + 0.30/- 0 mm*+ 0.35/- 0 mm*+ 0.40/- 0 mm* | ± 0.30 mm± 0.35 mm± 0.40 mm | ||||||
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
You’ll find DIN 2609 carbon steel pipes commonly used in pressure piping, oil and gas transmission, petrochemical facilities, boiler systems, and water pipelines. They’re also well-suited for power generation plants and process piping in the chemical industry, where reliable flow and structural integrity are essential. Their capability to withstand both high and low temperatures, along with excellent machinability and ease of fabrication, makes them a go-to choice for engineering projects. Whether for transporting fluids or structural applications, these pipes ensure reliable performance even in demanding environments.
| DIN | EN | BS | NFA | ASTM | ASME |
| DIN 2609 Grade St 37-0 | – | – | – | – | – |
Carbon Steel DIN 2609 Pipe is widely applied in various industries for its tensile strength and durability. Most often, carbon steel DIN 2609 is used in oil and gas where high pressure involves transporting oil and gas and many fluids. Pipes are also commonly used in the power plant and chemical processing in water treatment. Its excellent resistance to corrosion and wear makes it ideal for construction, manufacturing, and HVAC systems. In addition, the carbon steel DIN 2609 pipe is used in refineries, steam boilers, and pipelines, ensuring reliable performance and structural integrity even in challenging conditions.
Aatir Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Cairo, Egypt.
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