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Description: EN10028-6 pressure vessel steel plate is a weldable pressure fine grain steel, which is supplied by quenching and tempering treatment, also known as tempered supply. The main steel grades of EN10028-6 standard are:P355Q/QH/QL1/QL2. P460Q/QH/QL1/QL2、P500Q/ ...
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EN10028-6 pressure vessel steel plate is a weldable pressure fine grain steel, which is supplied by quenching and tempering treatment, also known as tempered supply.
The main steel grades of EN10028-6 standard are: P355Q/QH/QL1/QL2, P460Q/QH/QL1/QL2, P500Q/QH/QL1/QL2, P690Q/QH/QL1/QL2.
The impact temperature of Q and QH series EN10028-6 pressure vessel steel plate is -20 degrees, the impact temperature of QL1 series is -40 degrees, and the impact temperature of QL2 series is -60 degrees.
EN 10028-6 steel chemical components:
| Grade | No. | C | Si | Mn | P | S | N | B | Cr | Mo | Cu | Nb | Ni | Ti | V | Zr |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P355Q | 1.8866 | 0.16 | 0.4 | 1.5 | 0.025 | 0.1 | 0.015 | 0.005 | 0.3 | 0.25 | 0.25 | 0.05 | 0.5 | 0.03 | 0.06 | 0.05 |
| P355QH | 1.8867 | |||||||||||||||
| P355QL1 | 1.8868 | 0.02 | 0.008 | |||||||||||||
| P355QL2 | 1.8869 | 0.005 | ||||||||||||||
| P460Q | 1.8870 | 0.18 | 0.5 | 1.7 | 0.025 | 0.1 | 0.015 | 0.005 | 0.5 | 0.5 | 0.5 | 0.05 | 1 | 0.03 | 0.08 | 0.05 |
| P460QH | 1.8871 | |||||||||||||||
| P460QL1 | 1.8872 | 0.02 | 0.008 | |||||||||||||
| P460QL2 | 1.8864 | 0.005 | ||||||||||||||
| P500Q | 1.8873 | 0.18 | 0.6 | 1.7 | 0.025 | 0.1 | 0.015 | 0.005 | 1 | 1 | 0.7 | 0.05 | 1.5 | 0.05 | 0.08 | 0.15 |
| P500QH | 1.8874 | |||||||||||||||
| P500QL1 | 1.8875 | 0.02 | 0.008 | |||||||||||||
| P500QL2 | 1.8865 | 0.005 | ||||||||||||||
| P690Q | 1.8879 | 0.2 | 0.8 | 1.7 | 0.025 | 0.1 | 0.015 | 0.005 | 1.5 | 1.5 | 0.7 | 0.06 | 2.5 | 0.05 | 0.12 | 0.15 |
| P690QH | 1.8880 | |||||||||||||||
| P690QL1 | 1.8881 | 0.02 | 0.008 | |||||||||||||
| P690QL2 | 1.888 | 0.005 |
EN 10028-6 steel mechanical property:
| EN10028-6 | Yield strength ReH | Tensile strength Rm | Elongation A (%) | ||||
|---|---|---|---|---|---|---|---|
| Mpa | Mpa | ||||||
| Grade | No. | t≤50 | 50＜t≤100 | 100＜t≤200 | t≤100 | 100＜t≤200 | |
| P355Q | 1.8866 | 355 | 335 | 315 | 490-630 | 450-590 | 22 |
| P355QH | 1.8867 | ||||||
| P355QL1 | 1.8868 | ||||||
| P355QL2 | 1.8869 | ||||||
| P460Q | 1.8870 | 460 | 440 | 400 | 550-720 | 500-670 | 19 |
| P460QH | 1.8871 | ||||||
| P460QL1 | 1.8872 | ||||||
| P460QL2 | 1.8864 | ||||||
| P500Q | 1.8873 | 500 | 480 | 440 | 590-770 | 540-720 | 17 |
| P500QH | 1.8874 | ||||||
| P500QL1 | 1.8875 | ||||||
| P500QL2 | 1.8865 | ||||||
| P690Q | 1.8879 | 690 | 670 | 630 | 770-940 | 720-900 | 14 |
| P690QH | 1.8880 | ||||||
| P690QL1 | 1.8881 | ||||||
| P690QL2 | 1.888 | ||||||
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