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Material
ASME SB-381-2023
Specification for titanium and titanium alloy forgings
Material Designation
Chemical Composition (%)
SB-381 Grade F-1
(
R50250
)
Min
Max
SB-381 Grade F-2
(
R50400
)
Min
Max
SB-381 Grade F-2H
(
R50400
)
Min
Max
SB-381 Grade F-3
(
R50550
)
Min
Max
SB-381 Grade F-4
(
R50700
)
Min
Max
SB-381 Grade F-5
(
R50640
)
Min
Max
SB-381 Grade F-6
(
R54520
)
Min
Max
SB-381 Grade F-7
(
R52400
)
Min
Max
SB-381 Grade F-7H
(
R52400
)
Min
Max
SB-381 Grade F-9
(
R56320
)
Min
Max
SB-381 Grade F-11
(
R52250
)
Min
Max
SB-381 Grade F-12
(
R53400
)
Min
Max
SB-381 Grade F-13
(
R53413
)
Min
Max
SB-381 Grade F-14
(
R53414
)
Min
Max
SB-381 Grade F-15
(
R53415
)
Min
Max
SB-381 Grade F-16
(
R52402
)
Min
Max
SB-381 Grade F-16H
(
R52402
)
Min
Max
SB-381 Grade F-17
(
R52252
)
Min
Max
SB-381 Grade F-18
(
R56322
)
Min
Max
SB-381 Grade F-19
(
R58640
)
Min
Max
SB-381 Grade F-20
(
R58645
)
Min
Max
SB-381 Grade F-21
(
R58210
)
Min
Max
SB-381 Grade F-23
(
R56407
)
Min
Max
SB-381 Grade F-24
(
R56405
)
Min
Max
SB-381 Grade F-25
(
R56403
)
Min
Max
SB-381 Grade F-26
(
R52404
)
Min
Max
SB-381 Grade F-26H
(
R52404
)
Min
Max
SB-381 Grade F-27
(
R52254
)
Min
Max
SB-381 Grade F-28
(
R56323
)
Min
Max
SB-381 Grade F-29
(
R56404
)
Min
Max
SB-381 Grade F-30
(
R53530
)
Min
Max
SB-381 Grade F-31
(
R53532
)
Min
Max
SB-381 Grade F-32
(
R55111
)
Min
Max
SB-381 Grade F-33
(
R53442
)
Min
Max
SB-381 Grade F-34
(
R53445
)
Min
Max
SB-381 Grade F-35
(
R56340
)
Min
Max
SB-381 Grade F-36
(
R58450
)
Min
Max
SB-381 Grade F-37
(
R52815
)
Min
Max
SB-381 Grade F-38
(
R54250
)
Min
Max
For Reference Only
