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S/A515 Grade 70 S/A515Gr70 Boiler and pressure vessel steel plate
Source:Xin Steel Industry Date:2012/11/29
ASME SA515 Grade 70 and ASTM A515 Grade 70 are carbon silicon steel plate for building boilers and pressure vessels in intermediate and higher temperature services.There are three steel grades A515 Grade 60 boiler steel plate,A515 Grade 65 boiler steel plate and A515 Grade 70 boiler steel plate owning to different yield strength and tensile strength.Pressure vessel steel plate A515Gr70 owned tensile strength within 485-620 Mpa,and the minimum yield strength shall be above 260 Mpa.The steel grade A515 Grade 70 contains a higher carbon contains comparing with A515 Grade 60 and A515 Grade 65.
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Other relative pressure vessel steel grades under steel standard ASTM and ASME are S/A387Gr11CL1 boiler steel plate,S/A387Gr11CL2 steel plate,S/A387Gr12CL1 alloy steel plate,S/A387Gr12CL2 pressure vessel steel plate,S/A387Gr22CL1 steel plate,S/A387Gr22CL2 boiler steel plate,S/A455 pressure vessel steel plate,S/A515 Grade 55 steel plate,S/A515 Grade 60 steel sheet,S/A515 Grade 65 boiler steel plate,S/A515 Grade 70 pressure vessel steel plate,S/A516 Grade 55 boiler steel plate,S/A516 Grade 60 steel plate,S/A516 Grade 65 alloy steel plate,S/A516 Grade 70 steel plate,S/A533 Grade A CL1 boiler steel plate,S/A533GrAcl2 pressure vessel steel plate,S/A533GrACL3 steel plate,S/A533GrB boiler steel plate,S/A537CL1 steel plate,S/A537CL2 boiler steel plate,S/A537CL3 steel plate.
Chemical composition of Product analysis for SA515 Grade 70 pressure vessel steel plate (Max %)
|
A515 Grade 70 |
Main chemical composition of A515 Grade 70 | |||||
|
C |
Si |
Mn |
P |
S | ||
|
T≤25 |
0.24 |
0.13-0.45 |
0.98 |
0.025 |
0.025 | |
|
25<T≤50 |
0.27 | |||||
|
50<T≤100 |
0.29 | |||||
|
T>100 |
0.31 | |||||