EN 10219 standard details

Material

Thickness in mm

Min. Elongation (%)

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≤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