ASME SA387 STEEL PLATE

SA387Gr12CL2 steel plate

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

 

SA387 Gr.12 CL.2Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Cr

Mo

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】%

 

Grade

SA387 Gr.12 CL.2Mechanical Property

Thickness

Yield

Tensile

Elongation

SA387 Gr.12 Cl.2

mm

Min Mpa

Mpa

Min  %

t≦50

275

450-585

22

50<t≦200

275

450-585

19

 

Equivalent steel grade of SA387 Gr.12 Cl.2

Europe

Belgium

Germany

France

Italy

Sweden

India

Japan

U.K

 

 

 

 

 

 

 

 

621 gr. A,B

 

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