Boiler steel plate A387GR11CL2 shall be ordered under Normalized and tempered delivery condition.In addition to the basic requirements of this specification for steel plate SA387 Grade 11 CL 2 and A387 Grade 11 CL 2 ,certain supplementary requirements are available when additional control, testing, or examination is required to meet end use requirements. These include:1 Vacuum treatment,2 Additional or special tension testing,3 Impact testing, 4 Nondestructive examination.
In addition to the basic requirements of this specification for steel plate SA387 Grade 11 CL 1,SA387 Grade 11 CL 2,A387 Grade 11 CL 1 and A387 Grade 11 CL 2 ,certain supplementary requirements are available whenadditional control, testing, or examination is required to meetend use requirements. These include:1 Vacuum treatment,2 Additional or special tension testing,3 Impact testing, 4 Nondestructive examination.
Chemical composition of Heat analysis for SA387 Grade 11 CL 2 Alloy steel plate (Max %):
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
|
0.05/0.17 |
0.50/0.80 |
0.40/0.65 |
0.035 |
0.035 |
1.00/1.50 |
0.45/0.60 |
Mechnical property for A387Gr11Cl2 boiler steel:
|
Yield strength (≥Mpa) |
Tensile strength (Mpa) |
Elongation in ≥,% |
|
|
310 |
515-690 |
200mm |
50mm |
|
18 |
22 |
||
a387 grade 11 class 2 steel plate under ASTM standard, it is a kind of chromium molybdenum pressure vessel steel.
a387 grade 11 class 2 steel plate specification:
Grade: a387 grade 11 class 2 Standard: ASTM
Length: 6000mm-12500mm, Thickness: 5mm -150mm, Wide: 1500mm-4500mm
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