ASTM A387 Grade 11 Class2 is a pressure vessel plate with high strength. ASTM A387 Grade 11 Class2 plate has excellent performance which is always used in manufacturing equipment and components of high pressure water pipe, turbine volute and so on.
ASTM A387 Grade 11 Class2 chemical composition:
|
Grade |
C |
Mn |
Si |
P max |
S |
Cr |
Mo |
|
A387 Grade 11 Class2 |
0.04-0.17 |
0.35-0.73 |
0.44-0.86 |
0.035 |
0.035 |
0.94-1.56 |
0.40-0.70 |
ASTM A387 Grade 11 Class2 mechanical properies:
|
Grade |
Tensile Strength(MPa) |
Yield Strength(MPa) min |
% Elongation in 2 in.(50mm) min |
% Elongation in 8 in.(200mm) min |
Impacting Test Temperature(°C) |
|
A387 Grade 11 Class2 |
515-690 |
310 |
22 |
18 |
-20,40,-60 |
In addition to the basic requirements of ASTM A387 Grade 11 Class2, certain supplementary requirements are available when additional control, testing, or examination is required to meet end use requirements. Such as Vacuum Treatment, Product Analysis, imulated Post-Weld Heat Treatment of Mechanical Test Coupons and so on.
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