L555MB X80
|
GB/T9711-2011
|
Comparison of steel grades
|
|
|
API5L
|
X80
|
|
Chemical analysis -% by mass*
|
Grades
|
Material number
|
C
max
|
Si max
|
Mn.
max
|
P
max
|
S
max
|
AL
min
|
Mo max
|
Ni max
|
Nb max
|
|
L555MB
|
1.8978
|
0.08
|
0.26
|
1.75
|
0.011
|
0.0005
|
0.03
|
0.27
|
0.22
|
0.070
|
Mechanical Propertities
ratio
MPa(min)
MPa
% (min)
Source:
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