
COLD ROLLED/COLD DRAWN PRECISION STEEL TUBE
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COLD ROLLED/COLD DRAWN PRECISION STEEL TUBE
Material Chemical Composition (%) |
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Standard |
Steel Grade |
Material Number |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
DIN 2391 |
ST35 |
1.0308 |
<= 0.17 |
<= 0.35 |
>=0.04 |
<=0.025 |
<=0.025 |
- |
- |
ST45 |
1.0408 |
<= 0.21 |
<= 0.35 |
>=0.04 |
<=0.025 |
<=0.025 |
- |
- |
|
ST52 |
1.058 |
<= 0.22 |
<= 0.55 |
<=1.60 |
<=0.025 |
<=0.025 |
- |
- |
|
|
BK |
BKW |
BKS |
GBK |
|||||
Steel Grade |
Rm Tensile Strength (Mpa) Min |
A Elongation(%) Min |
Rm Tensile Strength (Mpa) Min |
A Elongation(%) Min |
Rm Tensile Strength (Mpa) Min |
Rel Yield Strength(Mpa) Min |
A Elongation (%) Min |
Rm Tensile Strength (Mpa)Min |
A Elongation (%)Min |
ST35 |
480 |
6 |
420 |
10 |
420 |
315 |
14 |
315 |
25 |
ST45 |
580 |
5 |
520 |
8 |
520 |
375 |
12 |
390 |
21 |
ST52 |
640 |
4 |
580 |
7 |
580 |
420 |
10 |
490 |
22 |
Standard |
Steel Grade |
Material Number |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
EN10305-1 |
E235 |
1.0308 |
<= 0.17 |
<= 0.35 |
>=0.04 |
<=0.025 |
<=0.025 |
- |
- |
E255 |
1.0408 |
<= 0.21 |
<= 0.35 |
>=0.04 |
<=0.025 |
<=0.025 |
- |
- |
|
E355 |
1.058 |
<= 0.22 |
<= 0.55 |
<=1.60 |
<=0.025 |
<=0.025 |
- |
- |
Steel Grade |
(+C) |
(+LC) |
(+SR) |
(+A) |
(+N) |
|||||||
Rm Tensile Strength (Mpa) Min |
A Elongation(%) Min |
Rm Tensile Strength (Mpa) Min |
A Elongation(%) Min |
Rm Tensile Strength (Mpa) Min |
Rel Yield Strength(Mpa) Min |
A Elongation (%) Min |
Rm Tensile Strength (Mpa)Min |
A Elongation (%)Min |
Rm Tensile Strength (Mpa) |
Rel Yield Strength (Mpa) Min |
A Elongation (%) Min |
|
E235 |
480 |
6 |
420 |
10 |
420 |
350 |
16 |
315 |
25 |
340-480 |
235 |
25 |
E255 |
580 |
5 |
520 |
8 |
520 |
375 |
12 |
390 |
21 |
440-570 |
255 |
21 |
E355 |
640 |
4 |
580 |
7 |
580 |
450 |
10 |
450 |
22 |
490-630 |
355 |
22 |
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