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- High strength steel plate S690QL,Q690E,STRENX 700 E and Weldox 700E
- Comparasion with EN 10025 steel plate S355N and steel plate S355J0
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- How to choose pipe grades S235 S275 S355 from EN 10210 Specification
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- Introduction of Corten steel plate in different specifications
Boiler steel plate P355Q,Pressure vessel steel plate P355Q
Source:Xin Steel Industry Date:2012/11/05
Quenched and tempered boiler steel plate P355Q under steel standard EN 10028-6 which is mainly used for building boilers and pressure vessels.In the steel standard EN 10028-6,steel grade P355Q,P460Q,P500Q,P690Q means the minus 20 centi degree impacting test,P355QH,P460QH,P500QH,P690QH means the minus 20 centi degree,P355QL1,P460QL1,P500QL1,P690QL1 means minus 40 centi degree,P355QL2,P460QL2,P500QL2,P690QL2 means doing minus 60 low temperature impacting test when rolling.
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Other relative pressure vessel steel grades under steel standard EN 10028 are p355q steel plate,p355qh steel plate,p355ql1boiler steel plate,p460q pressure vessel steel plate,p460qh steel plate,p460ql1boiler steel plate,p355ql2 pressure vessel steel plate,p460ql2 steel sheet,p500q steel plate,p500qh boiler steel plate,p500ql1 pressure vessel steel plate,p500ql2 steel plate,p690q steel plate,p690qh boiler steel plate,p690ql steel plate,p690ql2 pressure vessel steel plate,p355m steel plate,p355ml1 boiler steel plate,p355ml2 steel plate,p420m boiler steel plate.
Chemical composition of Ladle analysis for P355Q boiler steel plate (Max %):
|
Steel Grade |
The Main Elements in rolling P355Q pressure vessel steel plates | ||||||
|
C |
Si |
Mn |
P |
S |
N |
B | |
|
P355Q |
0.16 |
0.4 |
1.5 |
0.025 |
0.015 |
0.015 |
0.005 |
|
Mo |
Cu |
Nb |
Ni |
Ti |
V |
Zr | |
|
0.25 |
0.3 |
0.05 |
0.5 |
0.03 |
0.06 |
0.05 | |