Grade | C % | Si % | Mn | P % | S % | |
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.040 | ≤0.040 | |
Grade | Thickness | Yield Strength (Mpa) | Tensile Strength | Elongation | Impact Energy | |
(mm) | (MPa) | (%) | Min | |||
Q345B | ≤ 16 | 345 | 470-630 | 21 | 20 | 34J |
>16-35 | 325 | 470-630 | 21 | 20 | 34J | |
>35 | 295 | 470-630 | 21 | 20 | 34J | |
The min impact energy is longitudinal energy |
Grade |
C
|
Mn |
P
|
S
|
Si |
Cr |
Ni | Mo | Ni |
Cooper
|
304L(S30403) | 0.030 | 2.0 | 0.045 | 0.030 | 0.75 | 17.5-19.5 | 8.0-12.0 | - | 0.10 | - |
Grade |
Yield strength (N/mm2), min |
Tensile strength (N/mm2), min |
Elongationin 2 in. (50mm), %, min |
|
Cold bend | ||||||
Austenitic (Chromium-Nickel) (Chromium-Manganese-Nickel) |
|||||||||||
304L(S30403) |
|
|
40 |
|
not required |
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Henan BEBON Iron&Steel co.,ltd.