Chetan Steel is a trusted manufacturer and supplier in Delhi, providing high-quality carbon steel pipes for industrial, mechanical, and construction applications. With a strong focus on precision, durability, and compliance with German and international standards, the company ensures reliable performance in demanding environments. Carbon Steel DIN 2440 Pipes are designed for welded structural and mechanical applications, offering excellent dimensional accuracy, strength, and surface finish. Manufactured with advanced production techniques and strict quality control, these pipes provide long service life, reliable performance, and ease of installation in various industrial projects.
Carbon Steel DIN 2440 Pipes are manufactured from high-quality carbon steel with carefully controlled chemical composition, ensuring good yield strength, tensile strength, and toughness. These pipes offer reliable resistance to mechanical stress, excellent weldability, and good machinability. The consistent microstructure provides uniform mechanical properties, dimensional stability, and enhanced durability. Designed for welded structural and mechanical applications, Carbon Steel DIN 2440 Pipes maintain dependable performance under load and stress over long-term service.
| Steel Grade | C | Si | Mn | Cr | Ni | Mo |
| St 33 | It is not normalized | |||||
| Steel Grade | Tensile Strength,N/mm2(min) | Yield Strength,N/mm2(min) | Elongation, % (min) |
| St 33.2 | 290 – 310 | 185 | 18 |
| DIN 2440 | ||||||
| DN | Zoll | d | s | kg/m | ||
| schwarz | verzinkt | |||||
| 8 | 1/4 | 13.5 | 2.35 | 0.65 | 0.68 | |
| 10 | 3/8 | 17.2 | 2.35 | 0.85 | 0.89 | |
| 15 | 1/2 | 21.3 | 2.65 | 1.22 | 1.27 | |
| 20 | 3/4 | 26.9 | 2.65 | 1.58 | 1.65 | |
| 25 | 1 | 33.7 | 3.25 | 2.44 | 2.55 | |
| 32 | 1 1/4 | 42.4 | 3.25 | 3.14 | 3.28 | |
| 40 | 1 1/2 | 48.3 | 3.25 | 3.61 | 3.77 | |
| 50 | 2 | 60.3 | 3.65 | 5.10 | 5.33 | |
| 65 | 21/2 | 76.1 | 3.65 | 6.51 | 6.80 | |
| 80 | 3 | 88.9 | 4.05 | 8.47 | 8.85 | |
| 100 | 4 | 114.3 | 4.5 | 12.10 | 12.64 | |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Chetan Steel is a trusted manufacturer and supplier of high-quality Carbon Steel DIN 2440 Pipe products in Delhi, India. Specializing in premium steel materials, we offer an extensive range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our diverse selection includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. With a commitment to dependable delivery and exceptional customer service, Chetan Steel ensures the supply of superior materials that provide outstanding performance across various industrial applications. Trust Chetan Steel for all your Carbon Steel DIN 2440 Pipe requirements.
| Nominall Width> | Conn- ecting nomin- al width of the flttings according to DIN 2950 and DIN 2980 | Whit- worth- pipe threads according to DIN 2999 Part1 | Tube | Screw thread | Corresponding socket according to DIN 2986 | ||||||||
| Outside diameterd1 | Wall thick- nesss | Weight | Theo- retical screw thread diameter d2 | Threads per 25.4mm | Usable screw thread length J min at a max. | Distance of screw thread dlameter d2 from tube end | Outside diameter | Length | |||||
| Plain-end tube kg/m | socketed tubekg/m | a max. | a min. | min. | min. | ||||||||
| 6 | 1/8 | R 1/8 | 10.2 | 2.0 | 0.407 | 0.410 | 9.728 | 28 | 7.4 | 4.9 | 3.1 | 14 | 17 |
| 8 | 1/4 | R 1/4 | 13.5 | 2.35 | 0.650 | 0.654 | 13.157 | 19 | 11.0 | 7.3 | 4.7 | 15.4 | 25 |
| 10 | 3/8 | R 3/8 | 17.2 | 2.65 | 0.852 | 0.858 | 16.662 | 19 | 11.4 | 7.7 | 5.1 | 21.3 | 26 |
| 15 | 1/2 | R 1/2 | 21.3 | 2.65 | 1.22 | 1.23 | 20.955 | 14 | 15.0 | 10.0 | 6.4 | 26.4 | 34 |
| 20 | 3/4 | R 3/5 | 26.9 | 2.65 | 1.58 | 1.59 | 26.441 | 14 | 16.3 | 11.3 | 7.7 | 31.8 | 36 |
| 25 | 1 | R 1 | 33.7 | 3.25 | 2.44 | 2.46 | 33.249 | 11 | 19.1 | 12.7 | 8.1 | 39.5 | 43 |
| 32 | 1 1/4 | R 1 1/4 | 42.4 | 3.25 | 3.14 | 3.17 | 41.910 | 11 | 21.4 | 15.0 | 10.4 | 48.3 | 48 |
| 40 | 1 1/2 | R 1 1/2 | 48.3 | 3.25 | 3.61 | 3.64 | 47.803 | 11 | 21.4 | 15.0 | 10.4 | 54.5 | 48 |
| 50 | 2 | R 2 | 60.3 | 3.65 | 5.10 | 5.17 | 59.614 | 11 | 25.7 | 18.2 | 13.6 | 66.3 | 56 |
| 65 | 2 1/2 | R 2 1/2 | 76.1 | 3.65 | 6.51 | 6.63 | 75.184 | 11 | 30.2 | 21.0 | 14.0 | 82 | 65 |
| 80 | 3 | R 3 | 88.9 | 4.05 | 8.47 | 8.64 | 87.884 | 11 | 33.3 | 241 | 17.1 | 95 | 71 |
| 100 | 4 | R4 | 114.3 | 4.5 | 12.1 | 12.4 | 113.030 | 11 | 39.3 | 28.9 | 21.9 | 122 | 83 |
| 125 | 5 | R 5 | 139.7 | 4.85 | 16.2 | 16.2 | 138.430 | 11 | 43.6 | 32.1 | 25.1 | 147 | 92 |
| 150 | 6 | R 6 | 165.1 | 4.85 | 19.2 | 19.8 | 163.830 | 11 | 43.6 | 32.1 | 25.1 | 174 | 92 |
| 1) Referred to an average length of 6m | |||||||||||||
Carbon Steel DIN 2440 Pipes are widely used in construction, structural frameworks, mechanical systems, and industrial machinery. They are commonly applied in load-bearing structures, scaffolding, frames, shafts, and supporting components. These pipes are suitable for projects requiring weldable, strong, and durable carbon steel tubes. Preferred by engineers, fabricators, and contractors, Carbon Steel DIN 2440 Pipes deliver long-lasting performance, ease of fabrication, and reliable strength, making them ideal for construction, manufacturing, and general industrial applications.
Chetan 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 Delhi, India.
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