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SA387Gr12CL2,SA387Gr.12CL.2,SA387 Gr 12 CL2,SA387 Gr.12 CL.2 Steel Plate
Gangsteel mill produced super thickness plate for ASME SA387 Gr 12 CL 2 is a chromium molybdenum alloy steel plate intended primarily for welded boiler and pressure vessels designed of elevated temperature service. The Cr content 1.00% and the Mo content 0.5%.
Each grade except grade 21L, Grade 22L, Grade 91 and Grade 911 is available in two classes of tensile strength levels. Grade 91 and Grade 911 are available only as Class 2.
Supplementary Technology: HIC Test | NACE MR0175 | Z15 | Z25 | Z35 | S1 | S2 | S3 | S4
S5 | S6 | S7 | S8 | S9| S11 | S12 | S14 | S17
STEEL DIMENSION:
Thickness: 6MM to 300MM,
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
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SA387 Gr.12 CL.2Chemical Composition |
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Grade |
The Element Max (%) |
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C |
Si |
Mn |
P |
S |
Cr |
Mo |
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SA387 Gr.12 Cl.2 |
0.04-0.17 |
0.13-0.45 |
0.35-0.73 |
0.035 |
0.035 |
0.74-1.21 |
0.40-0.65 |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
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Grade |
SA387 Gr.12 CL.2Mechanical Property |
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Thickness |
Yield |
Tensile |
Elongation |
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SA387 Gr.12 Cl.2 |
mm |
Min Mpa |
Mpa |
Min % |
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t≦50 |
275 |
450-585 |
22 |
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50<t≦200 |
275 |
450-585 |
19 |
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Equivalent steel grade of SA387 Gr.12 Cl.2 |
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Europe |
Belgium |
Germany |
France |
Italy |
Sweden |
India |
Japan |
U.K |
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621 gr. A,B |
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