EN10253-1 Butt Welding Pipe Fittings Carbon Steel S235 S265 3D 45 Degree Elbow for Industrial Piping Systems
Product Introduction of EN10253-1 3D Radius Elbows:
The EN 10253-1 standard encompasses factory-made carbon steel butt welding pipe fittings, which include a diverse range of shapes like elbows, return bends, concentric and eccentric reducers, equal and reducing tees, dished ends, and caps. These fittings are provided without explicit inspection prerequisites. The EN 10253-1 standard is rooted in the outdated DIN pipe fitting standard series.
Manufacturers have the liberty to fabricate these butt welding pipe fittings using either hot or cold forming processes from raw materials like seamless tubes, welded tubes, plates, forgings, and bars. The decision on the manufacturing process for the base material is left to the manufacturer's discretion, enabling customization based on specific needs.
In essence, EN 10253-1 outlines the specifications and directives for producing carbon steel butt welding pipe fittings, ensuring quality and interoperability across diverse industrial settings.
Chemical Requirements S235 and S265:
Chemical requirements of steel grade S235 are as follows:
Elements not listed in the table should not be deliberately added to the steel without the purchaser's agreement, except for deoxidizing elements. However, residual elements may be acceptable as long as they do not negatively impact the mechanical properties and suitability of the steel.
Chemical requirements of steel grade S265 are as follows:
According to the standard, elements not included in this table should not be intentionally added to the steel without the agreement of the purchaser, except for elements used for deoxidation. However, residual elements may be tolerated, provided that they do not adversely affect the mechanical properties and applicability of the steel.
EN10253-1 45 Degree Elbow 3D Dimensions:
EN10253-1 3D 45 Degree Elbow Dimensions | ||||
DN | Outside Diameter of Elbows(mm) | Wall Thickness(mm) | Face to center distance for 45° Elbows | Center-to-end Radius of the Elbow(mm) |
15 | 21.3 | 2.0 | 12 | 29 |
20 | 26.9 | 2.3 | 12 | 29 |
25 | 33.7 | 2.6 | 16 | 38 |
| 38.0 | 2.6 | 19 | 45 |
32 | 42.4 | 2.6 | 20 | 48 |
| 44.5 | 2.6 | 22 | 51 |
40 | 48.3 | 2.6 | 24 | 57 |
| 54.0 | 2.6 | 28 | 68.5 |
| 57.0 | 2.9 | 29 | 72 |
50 | 60.3 | 2.9 | 35 | 76 |
| 70.0 | 2.9 | 38 | 92 |
65 | 76.1 | 2.9 | 44 | 95 |
80 | 88.9 | 3.2 | 47 | 114 |
| 101.6 | 3.6 | 55 | 133 |
| 108.0 | 3.6 | 58 | 142.5 |
100 | 114.3 | 3.6 | 63 | 152 |
| 133.0 | 4.0 | 75 | 181 |
125 | 139.7 | 4.0 | 79 | 190 |
| 159.0 | 4.5 | 90 | 216 |
150 | 168.3 | 4.5 | 95 | 229 |
175 | 193.7 | 5.6 | 112 | 270 |
200 | 219.1 | 6.3 | 127 | 305 |
| 244.5 | 6.3 | 141 | 340 |
250 | 273.0 | 6.3 | 159 | 381 |
300 | 323.9 | 7.1 | 190 | 457 |
350 | 355.6 | 8.0 | 222 | 533 |
400 | 406.4 | 8.8 | 254 | 610 |
Advantages of S235:
Advantages of S265:
S235 and S265 each offer distinct advantages based on their specific properties, making them suitable for a wide range of structural and construction applications. The choice between the two grades depends on the specific requirements and performance criteria of the intended application.
Usages of 45 Degree 3D Radius Elbows:
Improved Flow Characteristics: The smooth curvature of the 3D radius design helps reduce turbulence and pressure drop in the flow of liquids or gases, enhancing overall flow characteristics within the piping system.
Reduced Friction Loss: The gradual radius of the elbow minimizes frictional resistance, leading to lower energy consumption and improved operational efficiency in the system.
Enhanced Structural Integrity: 3D radius elbows provide a more gradual bend compared to standard elbows, which helps distribute stress more evenly, reducing the risk of fatigue and improving the overall structural integrity of the piping system.
Minimized Erosion and Abrasion: The smoother flow path offered by the 3D radius design helps reduce erosion and abrasion of the pipe walls, extending the lifespan of the piping system and reducing maintenance requirements.
Space Efficiency: The compact design of the 45 degree angle combined with the 3D radius curvature allows for efficient directional changes in tight spaces, optimizing the layout of the piping system.
Aesthetic Considerations: In applications where visibility of the piping system is important, the smooth and visually appealing curvature of 3D radius elbows can contribute to a more professional and aesthetically pleasing installation.
Versatile Applications: 3D radius 45 degree elbows are versatile components that can be used in a wide range of industries and applications, providing flexibility in piping design and installation.