A517GrB Boiler Quality Steel Plate
A517GrB boiler steel plate is a high-strength, low-alloy structural steel plate with excellent mechanical properties and good processing performance, and is widely used in multiple industrial fields.
A517GrB boiler steel not only shows good toughness at room temperature, but also maintains excellent toughness in low temperature environment. A517GrB boiler quality plate also has good welding performance and is easy to perform various welding operations.
►Mechnical property for A517GrB pressure vessel plate material
| Thickness (mm) | Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% |
| 50mm | |||
| T≤65 | 690 | 795-930 | 16 |
| 65<T | 620 | 725-930 | 14 |
►Chemical composition for A517GrB pressure vessel steel plate
| C | Si | Mn | P | S | B | Cr | Mo | Ti | V |
| 0.15-0.21 | 0.15-0.35 | 0.70-1.00 | 0.035 | 0.035 | 0.0005-0.005 | 0.40-0.65 | 0.15-0.25 | 0.01-0.04 | 0.03-0.08 |
