Gr.B steel plate/pipes, API 5LGr.B steel plate/pipes, under API 5L standard, we can regard Gr.B steel plate/pipes as large diameter pipes.
Gr.B steel plate/pipes is one mainly of Steel for large diameter pipes,API-Gr.B steel is manufactured using premium grade of raw material. These are used to flow steam, water, oil and various petrochemicals substance in various petrochemical and chemical industries. These Steel Seamless Pipes are widely appreciated for high performance and less maintenance.
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Comparison of steel grades
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DIN 17172
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StE 240.7 TM
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API5L
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Gr. B
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L245MB steel plate Chemical analysis -% by mass*
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Grades
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C
max
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Si max
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Mn.
max
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P
max
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S
max
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N
max
|
AL
min
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Mo max
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Ni max
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Nb max
|
|
0.08
|
0.26
|
1.75
|
0.011
|
0.0005
|
-
|
0.03
|
0.27
|
0.22
|
0.07
|
|
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Permissible yield point
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Elongation
|
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Grade
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ratio
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MPa(min)
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MPa
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% (min)
|
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L245MB
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-
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245 - 440
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415
|
22
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Source:
Tags: L245MB, StE240.7TM, Gr. B
