Tel : 0086-021-60880117
Tel : 0086-021-60880117
A387 Grade 91 is American ASTM standard steel plate, ASTM A387 / A387M pressure vessel with chrome molybdenum alloy steel plate, this standard applies to work under high temperature welding boiler and pressure vessel chromium molybdenum alloy steel plate.
Standard :ASTMA-387/A-387M
Dimension range :1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm
A387 Grade 91 steel plate/sheet Mechanical Properties :
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Mechanical Properties
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Grade |
Thickness |
Yield |
Tensile Strength |
Elongation |
Charpy V Notch Impact Test |
|
|
Degree |
Min Value |
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|
A387 Grade 91 |
mm |
Min Mpa |
Mpa |
Min % |
- |
J |
|
5≤t≤50 |
415 |
585-760 |
18 |
- |
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50≤t≤200 |
- |
- |
- |
|
- |
|
|
Note: Impact energy for impact test is on longitudinal |
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A387 Grade 91 Boiler steel plate Chemical Composition :
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Chemical Composition
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Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
|
|
A387 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]
ASTM A387 Grade 91 steel sheet application :
ASTM A387 Grade 91 steel plate is mainly used in oil, chemical, power station, boiler and other industries, for the production reactor, heat exchanger, separator, spherical tank, oil tank, liquefied gas tank, nuclear reactor pressure shell, boiler drum, Liquefied petroleum gas cylinders, high-pressure water pipes, water turbines and other equipment and components.
Related Product:
A387 Grade 2,A387 Grade 12,A387 Grade 11,A387 Grade 22,A387 Grade 21,A387 Grade 5,A387 Grade 9