P690QH Pressure Vessel Steel Plate
P690QH steel plate is a hot-rolled steel plate used for high-temperature boilers and pressure vessels, GNEE which can provide technical requirements: flaw detection, Z15-Z35 thickness direction performance requirements, high strength and high toughness requirements, etc., and is commonly used in petroleum, chemical industry, power station, boiler, etc.
GNEE steel is a professional exporter and steel distributor of P690QH steel plate for pressure equipment in China. We have more than 50,000 tons of P690QH Pressure Vessel Steel Plate in stock every month. We provide rust removal, cutting, punching, bending, welding and other services. For P690QH vessel plate prices, please feel free to contact us by email or phone.
P690QH boiler plate chemical composition
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
N |
B |
|
|
P690QH |
0.20 |
0.80 |
1.70 |
0.025 |
0.015 |
0.015 |
0.005 |
|
Mo |
Cu |
Nb |
Ni |
Ti |
V |
Cr |
|
|
0.70 |
0.3 |
0.06 |
2.50 |
0.05 |
0.12 |
1.50 |
|
P690QH pressure vessel steel mechanical property
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
|
Tensile strength |
20 °C |
720 - 940 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
|
|
20 °C |
720 - 900 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
20 °C |
770 - 940 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
20 °C |
770 - 900 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
Yield strength |
307 MPa |
Predicted Value, RP1 |
||||
|
330.5 MPa |
Predicted Value, RP1 Transverse |
|||||
|
489.3 MPa |
Predicted Value, RP02 Transverse |
|||||
|
539.7 MPa |
Predicted Value, RP05 |
|||||
|
541.5 MPa |
Predicted Value, Transverse |
|||||
|
724.4 MPa |
Predicted Value, RP002 |
|||||
|
20 °C |
630 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
20 °C |
670 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
20 °C |
690 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
||
|
50 °C |
610 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
50 °C |
650 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
50 °C |
670 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
100 °C |
585 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
100 °C |
625 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
100 °C |
645 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
150 °C |
555 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
150 °C |
595 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
150 °C |
615 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
200 °C |
535 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
200 °C |
575 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
200 °C |
595 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
250 °C |
515 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
250 °C |
555 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
250 °C |
575 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
300 °C |
510 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
300 °C |
550 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
|
|
300 °C |
570 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
RP02 |
P690QH boiler steel plate electrical property
| Property | Value | Comment |
|---|---|---|
|
Electrical conductivity |
5 S/m |
Predicted Value |
|
Electrical resistivity |
35 Ω·m |
Predicted Value |
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