EN 10219: Cold formed welded structural hollow sections of non-alloy and fine grain steels.
|
Material |
Min Yield Strength |
Tensile Strength (N/mm2) |
Min. Elongation (%) |
||
|
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 |
Manufacturing Tolerances:
|
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≤10mm: 2.0T to 3.0T |
|
|
- |
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 |
|
