EN 10219 LSAW Steel Pipe European Standard EN 10219 specifies the technical delivery conditions for cold-formed welded structural hollow sections of circular, square or rectangular forms and applies to structural hollow sections formed cold without subsequent heat treatment
EN 10219:S235,S355,S235JRH,S275J0H, S275J2H, S355J0H, S355J2H
Production Standard:
EN10219, API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, JIS G3452, BS1387
Steel Grade:
EN: S275J0H, S275JR, S355JRH, S355J2H
In bare bundle with steel band,or in bulk. Standard lengths are 6, 8 and 12 meter.
Each of the square and rectangular hollow sections shall be marked with the following information.
a)manufacturer’s name b)specification designation c)grade letter d)dimension e)heat number
EN 10219 is subject to tensile testing in accordance with EN 10002-1, charpy impact test in accordance with EN 10045-1.
The tolerances on dimensions are established in accordance with EN 10219-1&2
| Specifications | Range |
| Out Diameter | 21mm-610mm |
| Wall Thickness | 2mm-16mm |
| Material | Min Yield Strength | Tensile Strength (N/mm2) | Min. Elongation (%) | ||
| (N/mm2) | |||||
| Thickness in mm | |||||
| t<16 | 16>t<40 | t<3 | 3>t<40 | t<40 | |
| S235JRH | 235 | 225 | 360-510 | 340-470 | 24 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 |
| S275J2H | 275 | 265 | 430-580 | 410-560 | 20 |
| S355J0H | 355 | 345 | 510-680 | 490-630 | 20 |
| S355J2H | 355 | 345 | 510-680 | 490-630 | 20 |
| Characteristic | Round Hollow Sections | Square and Rectangular Hollow Sections |
| Outside Dimension | ± 1% with min ± 0.5mm and max ± 10mm | ± 1% with min of ± 0.5mm |
| Thickness (T) | T≤5mm: ±10% | T≤5mm: ±10% |
| T>5mm: ± 0.5mm | T>5mm: ± 0.5mm | |
| Out-of-Roundness | 2% | - |
| Convexity | - | Max .8% with min 0.5mm |
| Squareness of side | - | 90° ± 1° |
| External Corner Profile | - | T≤6mm: 1.6T to 2.4T |
| - | 6 | |
| - | T,10: 2.4T to 3.6T | |
| Twist | - | 2mm plus 0.5mm/m |
| Straightness | 0.2% of total | 0.15% of total |
| Mass | ±6% on individual length | |
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