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SA517 Gr.P steel plate executive technical standard: ASME SA-517/SA-517M-2017.
SA517 Gr.P steel plate delivery status: quenching + tempering (Q+T).
SA517 Gr.P steel sheet chemical composition melting analysis:
| C | Si | Mn | P | S | Ni | Cr | Mo | Ti | B |
| 0.12-0.21 | 0.2-0.35 | 0.45-0.7 | ≤0.025 | ≤0.025 | 1.2-1.5 | 0.85-1.2 | 0.45-0.6 | ≤0.1 | 0.001-0.005 |
SA517 Gr.P steel plate mechanical properties:
| Delivery Status | Thickness |
Mechanical properties |
|
|
Quenched and tempered |
≤65mm |
Rp0.2(MPa) | ≥690 |
| Rm(MPa) | 795-930 | ||
| A50(%) | ≥16 | ||
| Z(%) | ≥35 | ||
|
>65-150mm |
Rp0.2(MPa) | ≥620 | |
| Rm(MPa) | 725-930 | ||
| A50(%) | ≥14 | ||
| Z(%) | ≥45 | ||
SA517 Gr.P steel plate application range:
A517 Gr.P quenched and tempered high-strength alloy steel plate for pressure vessels, with high strength, good plasticity, toughness and welding performance, used in nuclear power plant mechanical module supports, boilers, pressure vessels, etc. The steelmaking process is killed steel and should meet the requirements of A 20/A 20M standard fine austenite grain size.
