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- Examples
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  - Steel Profile shapes
    
    Steel Profile shapes
    
    CHS
    
    I
    
    RHS
    
    Steel Strip
    
    LNP
    
    Z
    
    U
  - Reinforced Concrete Cross Sections
    
    Reinforced Concrete Cross Sections
    
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    Other Examples
    
    Nominal Concrete Cover
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    Code Standards
    
    Eurocode Standards
    
    Eurocode Standards
    
    EN 1992-1-1:2004 (Concrete)
    EN 1992-1-1:2004 (Concrete)
    
    Formulas
    
    Tables
    
    EN 1992-2:2005 (Concrete Bridges)
    EN 1992-2:2005 (Concrete Bridges)
    
    Formulas
    
    Tables
    
    Figures
    
    EN 1993-1-1:2005 (Steel)
    EN 1993-1-1:2005 (Steel)
    
    Formulas
    
    Tables
    
    EN 1993-1-8:2005 (Steel Joints)
    EN 1993-1-8:2005 (Steel Joints)
    
    Formulas
    
    Tables
    
    EN 1993-1-9:2005 (Steel Fatigue)
    EN 1993-1-9:2005 (Steel Fatigue)
    
    Formulas
    
    Tables
    
    EN 1993-5:2007 (Steel Piling)
    EN 1993-5:2007 (Steel Piling)
    
    Formulas
    
    Tables
    
    EN 1995-1-1:2023 (Timber)
    
    NEN 9997-1+C2:2017 (Geotechnical)
    NEN 9997-1+C2:2017 (Geotechnical)
    
    Formulas
    
    Tables
    
    NEN-EN 1992-1-1:2020 (Concrete)
    NEN-EN 1992-1-1:2020 (Concrete)
    
    Formulas
    
    Tables
    
    NEN-EN 1993-1-1:2006 (Steel)
    NEN-EN 1993-1-1:2006 (Steel)
    
    Formulas
    
    Tables
    
    CUR Standards
    
    CUR Standards
    
    CUR 228
- Utils
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API reference
API reference
- cli
- type_alias
- unit_conversion
- validations
- Checks
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  - Eurocode
    
    Eurocode
    
    Concrete
    
    Concrete
    
    nominal_concrete_cover
    
    Steel
    
    Steel
    
    strength_bending
    
    strength_compression
    
    strength_shear
    
    strength_tension
- Codes
  Codes
  - formula
  - latex_formula
  - Cur
    
    Cur
    
    Cur 228
    
    Cur 228
    
    formula_2_21
    
    formula_2_22
  - Eurocode
    
    Eurocode
    
    En 338 2016
    
    En 338 2016
    
    Chapter 5 classification of structural timber
    
    Chapter 5 classification of structural timber
    
    table_1
    
    table_2
    
    table_3
    
    En 1992 1 1 2004
    
    En 1992 1 1 2004
    
    Chapter 3 materials
    
    Chapter 3 materials
    
    formula_3_1
    
    formula_3_2
    
    formula_3_3
    
    formula_3_4
    
    formula_3_5
    
    formula_3_6
    
    formula_3_7
    
    formula_3_8
    
    formula_3_9
    
    formula_3_10
    
    formula_3_11
    
    formula_3_12
    
    formula_3_13
    
    formula_3_14
    
    formula_3_15
    
    formula_3_16
    
    formula_3_17
    
    formula_3_18
    
    formula_3_19_20
    
    formula_3_21_22
    
    formula_3_23
    
    formula_3_24_25
    
    formula_3_26
    
    formula_3_27
    
    formula_3_28
    
    formula_3_29
    
    formula_3_30
    
    sub_formula_3_28_29_30
    
    Chapter 4 durability and cover
    
    Chapter 4 durability and cover
    
    constants
    
    formula_4_1
    
    formula_4_2
    
    formula_4_3n
    
    formula_4_4n
    
    table_4_1
    
    table_4_2
    
    table_4_3
    
    table_4_4n
    
    table_4_5n
    
    base classes
    
    base classes
    
    exposure_classes
    
    nominal_cover_constants
    
    structural_class
    
    Chapter 5 structural analysis
    
    Chapter 5 structural analysis
    
    formula_5_1
    
    formula_5_2
    
    formula_5_3a
    
    formula_5_3b
    
    formula_5_4
    
    formula_5_5
    
    formula_5_6
    
    formula_5_7
    
    formula_5_7ab
    
    formula_5_8
    
    formula_5_9
    
    formula_5_10a
    
    formula_5_10b
    
    formula_5_11n
    
    formula_5_12n
    
    formula_5_13n
    
    formula_5_14
    
    formula_5_15
    
    formula_5_16
    
    formula_5_17
    
    formula_5_18
    
    formula_5_19
    
    formula_5_20
    
    formula_5_21
    
    formula_5_22
    
    formula_5_23
    
    formula_5_24
    
    formula_5_25
    
    formula_5_26
    
    formula_5_27
    
    formula_5_28
    
    formula_5_29
    
    formula_5_30
    
    formula_5_31
    
    formula_5_32
    
    formula_5_33
    
    formula_5_34
    
    formula_5_35
    
    formula_5_36
    
    formula_5_37
    
    formula_5_38a
    
    formula_5_38b
    
    formula_5_39
    
    formula_5_40a
    
    formula_5_40b
    
    formula_5_41
    
    formula_5_42
    
    formula_5_43
    
    formula_5_44
    
    formula_5_45
    
    formula_5_46
    
    formula_5_47
    
    formula_5_48
    
    Chapter 6 ultimate limit state
    
    Chapter 6 ultimate limit state
    
    formula_6_1
    
    formula_6_2
    
    formula_6_3n
    
    formula_6_4
    
    formula_6_5
    
    formula_6_6n
    
    formula_6_7n
    
    formula_6_8
    
    formula_6_9
    
    formula_6_10abn
    
    formula_6_11abcn
    
    formula_6_12
    
    formula_6_13
    
    formula_6_14
    
    formula_6_15
    
    formula_6_16
    
    formula_6_17
    
    formula_6_18
    
    formula_6_19
    
    formula_6_20
    
    formula_6_21
    
    formula_6_22
    
    formula_6_23
    
    formula_6_24
    
    formula_6_25
    
    formula_6_26
    
    formula_6_27
    
    formula_6_28
    
    formula_6_29
    
    formula_6_30
    
    formula_6_31
    
    formula_6_32
    
    formula_6_33
    
    formula_6_34_35
    
    formula_6_36
    
    formula_6_37
    
    formula_6_38
    
    formula_6_39
    
    formula_6_41
    
    formula_6_42
    
    formula_6_43
    
    formula_6_44
    
    formula_6_45
    
    formula_6_46
    
    formula_6_47
    
    formula_6_47_subs
    
    formula_6_48
    
    formula_6_49
    
    formula_6_50
    
    formula_6_51
    
    formula_6_52
    
    formula_6_53
    
    formula_6_54
    
    formula_6_55
    
    formula_6_56
    
    formula_6_57n
    
    formula_6_58_59
    
    formula_6_60
    
    formula_6_61
    
    formula_6_62
    
    formula_6_63
    
    formula_6_64
    
    formula_6_65
    
    formula_6_70
    
    formula_6_71
    
    formula_6_72
    
    formula_6_73
    
    formula_6_74
    
    formula_6_75
    
    formula_6_76
    
    formula_6_77
    
    formula_6_78_79
    
    Chapter 7 serviceability limit state
    
    Chapter 7 serviceability limit state
    
    formula_7_1
    
    formula_7_2
    
    formula_7_3
    
    formula_7_4
    
    formula_7_5
    
    formula_7_6n
    
    formula_7_7n
    
    formula_7_8
    
    formula_7_9
    
    formula_7_10
    
    formula_7_11
    
    formula_7_12
    
    formula_7_13
    
    formula_7_14
    
    formula_7_15
    
    formula_7_16_ab
    
    formula_7_17
    
    formula_7_18
    
    formula_7_19
    
    formula_7_20
    
    formula_7_21
    
    Chapter 8 detailing of reinforcement and prestressing tendons
    
    Chapter 8 detailing of reinforcement and prestressing tendons
    
    formula_8_1
    
    formula_8_2
    
    formula_8_3
    
    formula_8_4
    
    formula_8_5
    
    formula_8_6
    
    formula_8_7
    
    formula_8_8n
    
    formula_8_9
    
    formula_8_10
    
    formula_8_11
    
    formula_8_12
    
    formula_8_13
    
    formula_8_14
    
    formula_8_15
    
    formula_8_16
    
    formula_8_17
    
    formula_8_18
    
    formula_8_19
    
    formula_8_20
    
    formula_8_21
    
    Chapter 9 detailling and specific rules
    
    Chapter 9 detailling and specific rules
    
    formula_9_1n
    
    formula_9_2
    
    formula_9_3
    
    formula_9_4
    
    formula_9_5n
    
    formula_9_6n
    
    formula_9_7n
    
    formula_9_8n
    
    formula_9_9
    
    formula_9_10
    
    formula_9_11
    
    formula_9_12n
    
    formula_9_13
    
    formula_9_14
    
    formula_9_16
    
    Chapter 10 precast concrete elements and structures
    
    Chapter 10 precast concrete elements and structures
    
    Chapter 11 lightweight aggregate concrete structures
    
    Chapter 11 lightweight aggregate concrete structures
    
    Chapter 12 plain and lightly reinforced concrete structures
    
    Chapter 12 plain and lightly reinforced concrete structures
    
    formula_12_1
    
    formula_12_2
    
    formula_12_3
    
    formula_12_4
    
    formula_12_5_6
    
    En 1992 2 2005
    
    En 1992 2 2005
    
    Chapter 5 structural analysis
    
    Chapter 5 structural analysis
    
    formula_5_101
    
    En 1993 1 1 2005
    
    En 1993 1 1 2005
    
    Chapter 2 basic of design
    
    Chapter 2 basic of design
    
    formula_2_1
    
    formula_2_2
    
    Chapter 3 materials
    
    Chapter 3 materials
    
    table_3_1
    
    Chapter 5 structural analysis
    
    Chapter 5 structural analysis
    
    formula_5_1
    
    formula_5_2
    
    formula_5_7
    
    formula_5_8
    
    Chapter 6 ultimate limit state
    
    Chapter 6 ultimate limit state
    
    formula_6_1
    
    formula_6_2
    
    formula_6_3
    
    formula_6_4
    
    formula_6_5
    
    formula_6_6
    
    formula_6_7
    
    formula_6_8
    
    formula_6_9
    
    formula_6_10
    
    formula_6_11
    
    formula_6_12
    
    formula_6_13
    
    formula_6_14
    
    formula_6_15
    
    formula_6_16
    
    formula_6_17
    
    formula_6_18
    
    formula_6_18_sub_av
    
    formula_6_19
    
    formula_6_20
    
    formula_6_21
    
    formula_6_22
    
    formula_6_23
    
    formula_6_24
    
    formula_6_25
    
    formula_6_26
    
    formula_6_27
    
    formula_6_28
    
    formula_6_29
    
    formula_6_29rho
    
    formula_6_30
    
    formula_6_31
    
    formula_6_32
    
    formula_6_33
    
    formula_6_34
    
    formula_6_35
    
    formula_6_36
    
    formula_6_37_38
    
    formula_6_39
    
    formula_6_39aw
    
    formula_6_40
    
    formula_6_40af
    
    formula_6_41
    
    formula_6_42
    
    formula_6_43
    
    formula_6_44
    
    formula_6_45
    
    formula_6_54
    
    formula_6_55
    
    En 1993 1 1 2022
    
    En 1993 1 1 2022
    
    Chapter 8 ultimate limit state
    
    Chapter 8 ultimate limit state
    
    formula_8_3
    
    formula_8_5
    
    formula_8_7
    
    formula_8_13
    
    formula_8_14
    
    formula_8_16
    
    formula_8_17
    
    formula_8_19
    
    formula_8_22
    
    formula_8_23
    
    formula_8_25
    
    formula_8_26
    
    formula_8_27
    
    formula_8_28
    
    formula_8_30
    
    formula_8_31
    
    formula_8_32
    
    formula_8_33
    
    formula_8_36
    
    formula_8_37
    
    formula_8_44
    
    formula_8_45
    
    formula_8_46
    
    formula_8_47
    
    formula_8_48
    
    formula_8_49_50
    
    formula_8_51
    
    formula_8_51aw
    
    formula_8_52
    
    formula_8_52af
    
    formula_8_57
    
    formula_8_58
    
    formula_8_60
    
    En 1993 1 8 2005
    
    En 1993 1 8 2005
    
    Chapter 4 welded connections
    
    Chapter 4 welded connections
    
    formula_4_2
    
    En 1993 1 9 2005
    
    En 1993 1 9 2005
    
    Annex a determination of fatigue load parameters and verification formats
    
    Annex a determination of fatigue load parameters and verification formats
    
    formula_a_1
    
    formula_a_2
    
    En 1993 5 2007
    
    En 1993 5 2007
    
    Chapter 5 ultimate limit states
    
    Chapter 5 ultimate limit states
    
    formula_5_2
    
    formula_5_3
    
    formula_5_5
    
    formula_5_6
    
    formula_5_7
    
    formula_5_8
    
    formula_5_9
    
    formula_5_10
    
    formula_5_12
    
    formula_5_13
    
    formula_5_16
    
    formula_5_17
    
    formula_5_18
    
    formula_5_19
    
    formula_5_20
    
    formula_5_21
    
    formula_5_22
    
    En 1995 1 1 2004
    
    En 1995 1 1 2004
    
    Chapter 7 serviceability limit states
    
    Chapter 7 serviceability limit states
    
    formula_7_3
    
    formula_7_4
    
    formula_7_5
    
    formula_7_6
    
    formula_7_7
    
    En 1995 1 1 2023
    
    En 1995 1 1 2023
    
    Appendix e
    
    Appendix e
    
    formula_e_1
    
    formula_e_2
    
    formula_e_3
    
    formula_e_4
    
    formula_e_5
    
    formula_e_6
    
    formula_e_7
    
    formula_e_8
    
    formula_e_9
    
    formula_e_10
    
    En 1995 1 1 2025
    
    En 1995 1 1 2025
    
    Fpr en 1992 1 1 2023
    
    Fpr en 1992 1 1 2023
    
    Chapter 8 ultimate limit states
    
    Chapter 8 ultimate limit states
    
    formula_8_18
    
    formula_8_19
    
    formula_8_20
    
    formula_8_21
    
    formula_8_22_23_24
    
    formula_8_25
    
    formula_8_26
    
    formula_8_27
    
    formula_8_28
    
    formula_8_29
    
    formula_8_30
    
    formula_8_31
    
    formula_8_32
    
    formula_8_33
    
    formula_8_34
    
    formula_8_35
    
    formula_8_36
    
    formula_8_37
    
    formula_8_38_39_40
    
    formula_8_41
    
    formula_8_42
    
    formula_8_43
    
    formula_8_44
    
    formula_8_45
    
    formula_8_46
    
    formula_8_47
    
    formula_8_48
    
    formula_8_49
    
    formula_8_50
    
    formula_8_51
    
    formula_8_52
    
    formula_8_53
    
    formula_8_54
    
    formula_8_55
    
    National annex
    
    National annex
    
    Nl
    
    Nl
    
    Nen en 1992 1 1 a1 2020
    
    Nen en 1992 1 1 a1 2020
    
    Chapter 4 durability and cover
    
    Chapter 4 durability and cover
    
    constants
    
    formula_4_1
    
    formula_4_2
    
    table_4_1
    
    table_4_2
    
    table_4_3
    
    table_4_4n
    
    table_4_5n
    
    Chapter 8 detailing of reinforcement and prestressing tendons
    
    Chapter 8 detailing of reinforcement and prestressing tendons
    
    formula_8_14
    
    Nen en 1993 1 1 2006
    
    Nen en 1993 1 1 2006
    
    Chapter 5 structural analysis
    
    Chapter 5 structural analysis
    
    formula_5_1
    
    Nen 9997 1 c2 2017
    
    Nen 9997 1 c2 2017
    
    Chapter 1 general rules
    
    Chapter 1 general rules
    
    formula_1_0_1
    
    Chapter 2 basic of geotechnical design
    
    Chapter 2 basic of geotechnical design
    
    formula_2_1_a
    
    formula_2_1_b
    
    formula_2_2
    
    formula_2_4
- Geometry
  Geometry
  - line
  - operations
- Materials
  Materials
  - concrete
  - reinforcement_steel
  - soil
  - steel
  - timber
- Saf
  Saf
  - Results
    
    Results
    
    result_internal_force_1d
- Structural sections
  Structural sections
  - Concrete
    
    Concrete
    
    covers
    
    rebar
    
    stirrups
    
    Reinforced concrete sections
    
    Reinforced concrete sections
    
    base
    
    circular
    
    rectangular
    
    reinforcement_configurations
    
    Plotters
    
    Plotters
    
    circular
    
    rectangular
  - Geometric profiles
    
    Geometric profiles
    
    annular_sector
    
    circle
    
    cornered
    
    hexagon
    
    rectangle
    
    triangle
    
    tube
  - Steel
    
    Steel
    
    combined_steel_cross_section
    
    steel_cross_section
    
    Profile definitions
    
    Profile definitions
    
    chs_profile
    
    corrosion_utils
    
    i_profile
    
    lnp_profile
    
    rhs_profile
    
    sheetpile_u_profile
    
    sheetpile_z_profile
    
    strip_profile
    
    unp_profile
    
    Plotters
    
    Plotters
    
    general_steel_plotter
    
    Standard profiles
    
    Standard profiles
    
    au
    
    az
    
    chs
    
    gu
    
    hea
    
    heb
    
    hem
    
    ipe
    
    lnp
    
    pal
    
    pau
    
    paz
    
    pu
    
    rhs
    
    rhscf
    
    shs
    
    shscf
    
    strip
    
    unp
    
    usections
    
    utils
    
    geometry data
    
    geometry data
    
    Au
    
    Au
    
    au14
    
    au16
    
    au18 au18
    Table of contents
    
    au18
    
    au20
    
    au23
    
    au25
    
    Az
    
    Az
    
    az12_700
    
    az12_770
    
    az13_700
    
    az13_700_10_10
    
    az13_770
    
    az14_700
    
    az14_770
    
    az14_770_10_10
    
    az17_700
    
    az18
    
    az18_10_10
    
    az18_700
    
    az18_800
    
    az19_700
    
    az20_700
    
    az22_800
    
    az24_700
    
    az25_800
    
    az26
    
    az26_700
    
    az27_800
    
    az28_700
    
    az28_750
    
    az30_750
    
    az32_750
    
    az36_700n
    
    az38_700n
    
    az40_700n
    
    az42_700n
    
    az44_700n
    
    az46_700n
    
    az48_700
    
    az50_700
    
    az52_700
    
    Gu
    
    Gu
    
    gu6
    
    gu7
    
    gu8
    
    gu10
    
    gu11
    
    gu12
    
    gu13
    
    gu14
    
    gu15
    
    gu16
    
    gu18
    
    gu18_400
    
    gu20
    
    gu21
    
    gu22
    
    gu23
    
    gu27
    
    gu28
    
    gu30
    
    gu31
    
    gu32
    
    gu33
    
    Pal
    
    Pal
    
    pal3030
    
    pal3040
    
    pal3050
    
    pal3130
    
    pal3140
    
    pal3150
    
    Pau
    
    Pau
    
    pau2240
    
    pau2250
    
    pau2260
    
    pau2440
    
    pau2450
    
    pau2460
    
    pau2770
    
    pau2780
    
    Paz
    
    Paz
    
    paz4350
    
    paz4360
    
    paz4370
    
    paz4450
    
    paz4460
    
    paz4470
    
    paz4550
    
    paz4560
    
    paz4570
    
    paz4660
    
    paz4670
    
    paz5360
    
    paz5370
    
    paz5380
    
    paz5390
    
    paz5460
    
    paz5470
    
    paz5480
    
    paz5490
    
    paz5560
    
    paz5570
    
    paz5580
    
    paz5590
    
    paz5660
    
    paz5670
    
    paz5680
    
    paz5690
    
    paz54100
    
    paz55100
    
    paz56100
    
    Pu
    
    Pu
    
    pu12
    
    pu18
    
    pu22
    
    pu28
    
    pu32
- Utils
  Utils
  - abc_enum_meta
  - math_helpers
  - Language
    
    Language
    
    translate
  - Report
    
    Report
    
    report
    
    report_helpers

Table of contents

au18

Home
API reference
Structural sections
Steel
Standard profiles
geometry data
Au

au18

structural_sections.steel.standard_profiles._geometry_data.au.au18

AU18 profile geometry.

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