Chapter B - Design Requirements
B4. Member Properties
Classification of Sections for Local Buckling
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case1
— Methodcase1(b, t, E, F_y)
Classifies the section of a member subject to axial compression.
Description of applicable member: Flanges of rolled I-shaped sections, plates projecting from rolled I-shaped sections, outstanding legs of pairs of angles connected with continuous contact, flanges of channels, and flanges of tees.
Arguments
b
: width of the plate or half the width of the flange.t
: thickness of the flange.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
CompressionBucklingType
enum whose value is eitherNonslender
orSlender
Reference
- AISC Table B4.1a
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case10
— Methodcase10(b, t, E, F_y)
Classifies the compressive elements of a member subject to flexural.
Description of applicable member: Flanges of rolled I-shaped sections, channels, and tees.
Arguments
b
: width of the plate or half the width of the flange.t
: thickness of the flange.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case11
— Methodcase11(b, t, E, F_L, k_c)
Classifies the compressive elements of a member subject to flexural.
Description of applicable member: Flanges of built-up I-shaped sections (singly or doubly symmetric).
Arguments
b
: width of the plate or half the width of the flange.t
: thickness of the flange.E
: elastic section modulous.F_L
: nominal compression flange stress above which the inelastic buckling limit states apply (ksi)k_c
:
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case12
— Methodcase12(b, t, E, F_L, k_c)
Classifies the compressive elements of a member subject to flexural.
Description of applicable member: Flanges of built-up I-shaped sections (singly or doubly symmetric).
Arguments
b
: width of the plate or half the width of the flange.t
: thickness of the flange.E
: elastic section modulous.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case13
— Methodcase13(b, t, E, F_y)
Classifies the compressive elements of a member subject to flexural.
Description of applicable member: Flanges of all I-shaped sections and channels bent about their minor axis.
Arguments
b
: width of the plate or half the width of the flange.t
: thickness of the flange.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case14
— Methodcase14(d, t, E, F_y)
Classifies the compressive elements of a member subject to flexure.
Description of applicable member: Webs of doubly-symmetric I-shaped sections and channels.
Arguments
d
: depth of the WT sectiont_w
: thickness of the web.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b
AISCSteel.ChapterBDesignRequirements.B4.TableB4⬝1a.case15
— Methodcase15(b, t, E, F_y)
Classifies the compressive elements of a member subject to flexural.
Description of applicable member: Webs of doubly-symmetric I-shaped sections and channels.
Arguments
h
:- For rolled sections: the clear distance between flanges less the fillet at each flange.
- For built-up sections: clear distance between flanges when welds are used.
t_w
: thickness of the web.E
: elastic section modulous.F_y
: yield strength of steel.
Returns
FlexureBucklingType
enum whose value is eitherCompact
,Noncompact
, orSlender
Reference
- AISC Table B4.1b