Q345R Steel Plates Of Pressure Vessel
Q345R steel Product Introduction
Steel plate thickness ＜6mm: no impact test, use temperature lower limit is - 20 ℃.
Steel plate thickness 6 ~ 20 mm: impact test at 0 ℃, temperature lower limit is - 20 ℃.
Steel plate thickness 20 ~ 25 mm, impact test at 0 ℃, temperature lower limit is- 10 ℃.
Steel plate thickness 25 ~ 200 mm, impact test at 0 ℃, temperature lower limit is 0 ℃.
Steel plate thickness > 20 ~ 30 mm hot rolled steel plate thickness controlled rolling state; supply agreement guarantee - 20 ℃ impact test, temperature limit for - 20 ℃.
Steel plate thickness > 20 ~ 200 mm, normalizing state; supply agreement guarantee - 20 ℃, temperature lower limit is - 20 ℃.
Q345R Steel plate Product Details
Q345R Steel Plate Mechanical Property:
| Steel Grade | Thickness(mm) | Min Yield | Tensile | Elongation | Min Impact Energy | |
|---|---|---|---|---|---|---|
| Degree | Min J | |||||
| Q345R | 3-16 | 345Mpa | 510-640 Mpa | 21% | 0 | 41J |
| 16-36 | 325Mpa | 500-630 Mpa | 21% | 0 | 41J | |
| 36-60 | 315 Mpa | 490-620 Mpa | 21% | 0 | 41J | |
| 60-100 | 305 Mpa | 490-620 Mpa | 20% | 0 | 41J | |
| 100-150 | 285 Mpa | 480-610 Mpa | 20% | 0 | 41J | |
| 150-250 | 265 Mpa | 470-600 Mpa | 20% | 0 | 41J | |
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