XAR Steel Plates Chemical Composition:
| Steel Grade | C max | Si | Mn | P | S | Cr | Mo | Ni | B |
| XAR 400 | 0.20 | 0.80 | 1.50 | 0.02 | 0.007 | 1.0 | 0.5 |
| 0.005 |
| XAR 450 | 0.22 | 0.80 | 1.50 | 0.02 | 0.007 | 1.3 | 0.5 |
| 0.005 |
| XAR 500 | 0.28 | 0.80 | 1.50 | 0.025 | 0.010 | 1.0 | 0.5 |
| 0.005 |
| XAR 550 | 0.35 | 0.80 | 1.50 | 0.025 | 0.012 | 1.3 | 0.5 | 1.5 | 0.005 |
| XAR 600 | 0.40 | 0.80 | 1.50 | 0.025 | 0.010 | 1.5 | 0.5 | 1.5 | 0.005 |
XAR Steel Plate Mechanical Property:
| Steel Grade | Tensile Strength Mpa | Yield Strength Mpa | Elongation % | HB |
| XAR400 | 1300 | 1150 | ≥12 | 360-440 |
| XAR450 | 1350 | 1200 | ≥10 | 410-490 |
| XAR500 | 1600 | 1500 | ≥9 | 450-530 |
| XAR600 | - | - | - | ≥550 |
XAR Steel Plate Hardness and Thickness:
| Steel Grade | Delivery Condition | Thickness(mm) | Hardness(HBW) |
| XAR 400 | Quenched and tempered | 3-100 | 370-430 |
| XAR 450 | 3-100 | 420-480 |
| XAR 500 | 4-100 | 470-530 |
| XAR 550 | 4-100 | 500-580 |
| XAR 600 | 8-40 | 500(min)
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