






| Quantity(Tons) | 1 - 6000 | >6000 |
| Est. Time(days) | 30 | To be negotiated |
| Grade | C | Si | Mn | S | Cr | Ni | Alt | P |
| Q345R | ≤0.20 | ≤0.55 | 1.20-1.70 | ≤0.010 | ≤0.30 | ≤0.30 | ≥0.020 | ≤0.025 |
| Grade | Yield Strength | Tensile Strength | Elongation |
| Q345R | 480-640 | 285-325 | ≥21 |
| GB | |||
| Q245R | Q345R | ||
| ASTM&ASME | |||
| A573 Gr.58 | A573 Gr.65 | A573 Gr.70 | |
| (S)A387 Gr.11 | (S)A387 Gr.12 | (S)A387 Gr.22 | |
| (S)A515 Gr.60 | (S)A515 Gr.65 | (S)A515 Gr.70 | |
| (S)A516 Gr.55 | (S)A516 Gr.60 | (S)A516 Gr.65 | (S)A516 Gr.70 |