7/23/2019 DIN 2394 Material Proporties

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DIN 2394 on Welded and Sized Precision Steel Tubes

Material Properties according to the DIN 2394 specification

!he"ical !o"position of #arious steel grades according to DIN 2394

Steel $rade !he"ical !o"position

! %Ma&' P %Ma&' S %Ma&'

St 2(

0.13 0.050 0.050)St 2(

*St 2(

St 34+2

0.15 0.050 0.050)S 34+2

*St 34+2

St 3,+2

0.17 0.050 0.050)S 3,+2

*St 3,+2

St 44+2 0.21 0.050 0.050

St-2+3 0.22 0.040 0.040

$rade Tensile Test

Min .ield Point Tensile Strength

St 2( 305 Min

)St 2( 265 Min

*St 2( 180 275-385

St 34+2 335 Min

)S 34+2 305 Min

*St 34+2 205 315-410

St 3,+2 390 Min

)S 3,+2 315 Min

*St 3,+2 205 340-470

St 44+2 255

390 Min

410-540

540 Min

St-2+3 350490 Min

490-630

7/23/2019 DIN 2394 Material Proporties

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Mechanical Properties of Tubes at roo" te"perature

Steel

$rade

!ondition on deli#er/

!old01inished nnealed Nor"alized

Tensile

Strenght

longation

at *apture

Tensile

Strength

longation

at *apture

Tensile

Strength

)pper

.ield

Point

longation

at *apture

Measured

as:MPa % MPa % MPa MPa %

St 2(

300 10 260 32 270-380 180 32)St 2(

*St 2(

St 34+2330 8 300 28 310-410 205 28)S 34+2

*St 34+2

St 3,+2

390 7 315 25 340-470 235 21)S 3,+2

*St 3,+2

St 44+2 440 6 390 21 410-540 255 21

St-2+3 540 5 490 22 490-630 355 22

* MPa and % elongation indicated in te ta!le as "ini"u" #alues