07MnCrMoVR quenched and tempered high-strength pressure vessel plate is a hydrogen-resistant and sulfur-resistant steel plate for spherical tanks. 07MnCrMoVR pressure vessel plate uses a number of new processes and technologies such as multi-element microalloying treatment, molten steel vacuum treatment, inclusion modification treatment, low-speed and high-pressure rolling of steel plates, and controlled rolling and controlled cooling. 07MnCrMoVR steel plate implementation standard is GB 19189.
07MnCrMoVR plate finished product melting analysis, chemical composition elements:
| C | Si | Mn | P | S | Ni | Cr | Mo | V | Pcm Max |
| ≤0.09 | 0.15-0.4 | 1.2-1.6 | ≤0.025 | ≤0.010 | ≤0.4 | 0.1-0.3 | 0.1-0.3 | 0.02-0.06 | ≤0.20 |
Mechanical properties of 07MnCrMoVR pressure vessel plate:
Delivery status: quenched and tempered
| ReL(MPa) | ≥490 |
| Rm(MPa) | 610-730 |
| A5(%) | ≥17 |
| Impact temperature | -20 |
| Horizontal Akv(J) | ≥47 |
| Bending diameter | 3a |
| Bending angle | 180 |
07MnCrMoVR pressure vessel plate heat treatment (delivery status): quenching + tempering (Q + T).
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