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SA387 Grade 91 steel plate is suitable for refining and gas treatment in high temperature hydrogenation reaction and conversion equipment, the maximum thickness of steel plate can reach 250mm thickness.
Standard : ASME SA-387/SA-387M
Dimension range :1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm
SA387 Grade 91 steel plate/sheet Mechanical Properties :
Mechanical Properties
|
||||||
Grade |
Thickness |
Yield |
Tensile Strength |
Elongation |
Charpy V Notch Impact Test |
|
Degree |
Min Value |
|||||
SA387 Grade 91 |
mm |
Min Mpa |
Mpa |
Min % |
- |
J |
5≤t≤50 |
415 |
585-760 |
18 |
- |
||
50≤t≤200 |
- |
- |
- |
|
- |
|
Note: Impact energy for impact test is on longitudinal |
SA387 Grade 91 Boiler steel plate Chemical Composition :
Chemical Composition
|
|||||||
Grade |
The Element Max (%) |
||||||
C |
Si |
Mn |
P |
S |
Cr |
Mo |
|
SA387 Grade 91 |
0.04-0.15 |
0.18-0.56 |
0.25-0.66 |
0.025 |
0.012 |
7.90-9.60 |
0.80-1.10 |
B |
V |
Nb |
AL |
Ni |
t |
|
|
- |
0.16-0.27 |
0.05-0.11 |
0.05 |
0.025-0.080 |
- |
|
Delivery Status : Normalized in the range of from 1900 to 1975 ° F [1040 to 1080 ° C] and tempered in the range of 1350 to 1470 ° F [730 to 800 ° C]
ASME SA387 Grade 91 steel sheet application:
SA387 Grade 91 steel plate is mainly used in the manufacture of petrochemical, coal conversion, nuclear power, steam turbine block, such as the use of harsh thermal power, corrosive medium complex large equipment.
Related Product:
SA387 Grade 2,SA387 Grade 12,SA387 Grade 11,SA387 Grade 22,SA387 Grade 21,SA387 Grade 5,SA387 Grade 9