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steel grade |
Type of |
chemical composition, % by mass |
|||||
Symbol |
Material number |
C |
P |
S |
N¹) |
Addition of nitrogen fixing elements (e.g.not less than 0,020% AItotal |
|
St37.0 |
1.0254 |
R |
0.17 |
0.040 |
0.040 |
0.009²) |
- |
St44.0 |
1.0255 |
R |
0.21 |
0.040 |
0.040 |
0.009²) |
- |
St52.0³) |
1.0421 |
RR |
0.22 |
0.040 |
0.035 |
- |
Yes |
Element |
Amount by which the product analysis may deviate from the limiting values applicable to the analysis % by mass |
C |
+0,02 |
P |
+0,010 |
S |
+0,010 |
N |
+0,001¹) |
Steel grade |
Upper yield stress ReH for wall thicknesses, in mm, |
Tensile strangth N/mm² |
Elongation after fracture A5 |
||||
Symbol |
Material number |
up to 16 |
over 16 up to 40 |
over 40 up to 65 |
lonigtudinal |
transverse |
|
St 37.0 |
1.0254 |
235 |
225 |
216 |
350²) to 480 |
25 |
23 |
St 44.0 |
1.0256 |
275¹) |
265¹) |
255¹) |
420²) to 550 |
21 |
19 |
St 52.0 |
1.0421 |
355 |
345 |
335 |
500²) to 650 |
21 |
19 |
Brand | Chemical Composition(%) | ||||
C max | Si max | Mn | P max | S max | |
St 35 | 0.17 | 0.35 | ≥0.40 | 0.025 | 0.025 |
St 45 | 0.21 | 0.35 | ≥0.40 | 0.025 | 0.025 |
St 52 | 0.22 | 0.55 | ≤1.60 | 0.025 | 0.025 |
Steel grade | Chemical Composition(%) | ||||||
Steel name | Steel number | C max | Si max | Mn | P max | S max | Al min |
E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
Steel grade | BK | BKW | BKS | GBK | NBK | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Yield strength Rm N/mm min | Elongation% min | Yield strength Rm N/mm min | Elongation % min | Yield strength Rm N/mm min | Tensile Strength ReH N/mm min | Elongation % min | Yield strength Rm N/mm min | Elongation % min | Yield strength Rm N/mm min | Tensile Strength ReH N/mm min | Tensile Strength ReH N/mm min | |
St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 340-470 | 235 | 25 |
St45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440-570 | 255 | 21 |
St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490-630 | 355 | 22 |
Steel grade | Minimum values for the delivery condition | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Steel name | Steel number | + C | + LC | + SR | + A | + N | ||||||||
Rm Mpa | A% | Rm Mpa | A% | Rm Mpa | ReH Mpa | A% | ReH Mpa | A% | Rm Mpa | ReH Mpa | A% | |||
E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 | |
E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 | |
E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490-630 | 355 | 22 |
Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.