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Project data
Project name
Project number
Author
Description
Date 04-Nov-23
Design code EN
Material
Steel S 355, S 235
Concrete C25/30, C20/25
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Project item Column to rafter connection type 1 (corner)
Design
Name Column to rafter connection type 1 (corner)
Description
Analysis Stress, strain/ simplified loading
Beams and columns
β–
γ - Pitch α - Rotation Offset ex Offset ey Offset ez
Name Cross-section Direction Forces in
[°] [°] [mm] [mm] [mm]
[°]
Main
10 - BoxFl100x(50/50) 0.0 -30.0 0.0 0 0 0 Node
T
13 -
Main I 90.0 90.0 90.0 0 0 0 Node
I100x50x3.5x4.8(I100)
ST1 10 - BoxFl100x(50/50) 90.0 27.0 -28.0 0 -100 3 Node
ST2 10 - BoxFl100x(50/50) -90.0 27.0 28.0 0 100 3 Node
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Cross-sections
Name Material
10 - BoxFl100x(50/50) S 235
13 - I100x50x3.5x4.8(I100) S 235
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Cross-sections
Name Material Drawing
10 - BoxFl100x(50/50) S 235
13 - I100x50x3.5x4.8(I100) S 235
Load effects (equilibrium not required)
N Vy Vz Mx My Mz
Name Member
[kN] [kN] [kN] [kNm] [kNm] [kNm]
LE1 Main T -1.3 0.0 -2.6 0.0 0.0 0.0
Main T 0.0 0.0 0.0 0.0 1.2 0.0
ST1 -0.5 -0.5 2.0 0.0 1.2 0.0
ST2 -0.8 -0.5 -3.0 0.0 0.6 0.0
Check
Summary
Name Value Status
Analysis 100.0% OK
Plates 0.5 < 5.0% OK
Welds 99.4 < 100% OK
Buckling Not calculated
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Plates
Thickness σEd εPl σcEd
Name Loads Status
[mm] [MPa] [%] [MPa]
Main T-tfl 1 2.5 LE1 228.5 0.0 0.0 OK
Main T-bfl 1 2.5 LE1 235.1 0.1 0.0 OK
Main T-w 1 2.5 LE1 235.2 0.1 0.0 OK
Main T-w 2 2.5 LE1 235.4 0.2 0.0 OK
Main I-bfl 1 4.8 LE1 236.0 0.5 0.0 OK
Main I-tfl 1 4.8 LE1 235.7 0.3 0.0 OK
Main I-w 1 3.5 LE1 111.3 0.0 0.0 OK
ST1-tfl 1 2.5 LE1 176.3 0.0 0.0 OK
ST1-bfl 1 2.5 LE1 78.1 0.0 0.0 OK
ST1-w 1 2.5 LE1 179.3 0.0 0.0 OK
ST1-w 2 2.5 LE1 190.6 0.0 0.0 OK
ST2-tfl 1 2.5 LE1 84.2 0.0 0.0 OK
ST2-bfl 1 2.5 LE1 36.4 0.0 0.0 OK
ST2-w 1 2.5 LE1 124.2 0.0 0.0 OK
ST2-w 2 2.5 LE1 90.2 0.0 0.0 OK
Design data
fy εlim
Material
[MPa] [%]
S 235 235.0 5.0
Symbol explanation
εPl Strain
σEd Eq. stress
σcEd Contact stress
fy Yield strength
εlim Limit of plastic strain
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Overall check, LE1
Strain check, LE1
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Equivalent stress, LE1
Welds (Plastic redistribution)
Throat th. Length σw,Ed εPl σ⏊ τ|| τ⏊ Ut Utc
Item Edge Loads Status
[mm] [mm] [MPa] [%] [MPa] [MPa] [MPa] [%] [%]
Main T-bfl 1 Main I-bfl 1 ◢3.0◣ 50 LE1 353.2 0.3 135.4 -176.5 65.7 98.1 57.0 OK
◢3.0◣ 50 LE1 354.8 1.4 119.4 137.8 -135.0 98.6 73.2 OK
Main T-bfl 1 Main I-tfl 1 ◢3.0◣ 50 LE1 353.0 0.1 -144.8 -172.3 -69.6 98.0 47.2 OK
◢3.0◣ 50 LE1 353.6 0.5 -101.7 125.7 149.7 98.2 57.4 OK
Main T-bfl 1 Main I-w 1 ◢3.0◣ 110 LE1 136.1 0.0 31.5 -39.6 65.3 37.8 9.8 OK
◢3.0◣ 110 LE1 62.6 0.0 -16.7 1.3 34.8 17.4 5.9 OK
Main T-w 2 ST1-tfl 1 ◢2.5 51 LE1 353.0 0.2 182.7 -75.5 157.2 98.1 64.7 OK
Main T-w 2 ST1-w 1 ◢3.0 94 LE1 356.7 2.7 -202.8 42.0 -164.2 99.1 36.7 OK
Main T-w 2 ST1-w 2 ◢3.0 93 LE1 357.9 3.6 -138.6 -65.7 178.8 99.4 39.6 OK
Main T-w 1 ST2-w 1 ◢3.0 93 LE1 301.4 0.0 141.7 69.7 136.9 83.7 23.4 OK
Main T-w 1 ST2-tfl 1 ◢2.5 51 LE1 222.8 0.0 -123.1 -26.9 -103.7 61.9 38.5 OK
Main T-w 1 ST2-w 2 ◢3.0 94 LE1 259.1 0.0 96.6 -32.4 -135.0 72.0 16.7 OK
Design data
βw σw,Rd 0.9 σ
[-] [MPa] [MPa]
S 235 0.80 360.0 259.2
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Symbol explanation
εPl Strain
σw,Ed Equivalent stress
σw,Rd Equivalent stress resistance
σ⏊ Perpendicular stress
τ|| Shear stress parallel to weld axis
τ⏊ Shear stress perpendicular to weld axis
0.9 σ Perpendicular stress resistance - 0.9*fu/γM2
βw Corelation factor EN 1993-1-8 tab. 4.1
Ut Utilization
Utc Weld capacity utilization
Detailed result for Main T-w 2 ST1-w 2
Weld resistance check (EN 1993-1-8 4.5.3.2)
σw,Rd = fu /(βw γM 2 ) = 2 + 3(τ 2 + τ 2 )]0.5 =
σw,Ed = [σ⊥
360.0 MPa ≥
⊥ ∥
357.9 MPa
σ⊥,Rd = 0.9fu /γM 2 =
259.2 MPa ≥ ∣σ⊥ ∣ =
138.6 MPa
where:
fu = 360.0 MPa – Ultimate strength
βw = 0.80
– appropriate correlation factor taken from Table 4.1
γM 2 = 1.25 – Safety factor
Stress utilization
∣σ⊥ ∣
Ut = max( σσw,Ed
w,Rd
;
σ⊥,Rd
)= 99.4 %
Buckling
Buckling analysis was not calculated.
Bill of material
Manufacturing operations
Plates Welds Length
Name Shape Nr. Bolts Nr.
[mm] [mm] [mm]
CUT1 Double fillet: a = 3.0 209.9
Fillet: a = 2.5 51.4
CUT2 Fillet: a = 3.0 93.8
Fillet: a = 3.0 93.1
Fillet: a = 2.5 51.4
CUT3 Fillet: a = 3.0 93.1
Fillet: a = 3.0 93.8
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Welds
Throat thickness Leg size Length
Type Material
[mm] [mm] [mm]
Double fillet S 235 3.0 4.2 209.9
Fillet S 235 2.5 3.5 102.8
Fillet S 235 3.0 4.2 186.9
Fillet S 235 3.0 4.2 186.9
Code settings
Item Value Unit Reference
γM0 1.00 - EN 1993-1-1: 6.1
γM1 1.00 - EN 1993-1-1: 6.1
γM2 1.25 - EN 1993-1-1: 6.1
γM3 1.25 - EN 1993-1-8: 2.2
γC 1.50 - EN 1992-1-1: 2.4.2.4
γInst 1.20 - EN 1992-4: Table 4.1
Joint coefficient βj 0.67 - EN 1993-1-8: 6.2.5
Effective area - influence of mesh size 0.10 -
Friction coefficient - concrete 0.25 - EN 1993-1-8
Friction coefficient in slip-resistance 0.30 - EN 1993-1-8 tab 3.7
Limit plastic strain 0.05 - EN 1993-1-5
Weld stress evaluation Plastic redistribution
Detailing No
Distance between bolts [d] 2.20 - EN 1993-1-8: tab 3.3
Distance between bolts and edge [d] 1.20 - EN 1993-1-8: tab 3.3
Concrete breakout resistance check Tension EN 1992-4: 7.2.1.4 and 7.2.2.5
Use calculated αb in bearing check. Yes EN 1993-1-8: tab 3.4
Cracked concrete Yes EN 1992-4
Local deformation check No CIDECT DG 1, 3 - 1.1
Local deformation limit 0.03 - CIDECT DG 1, 3 - 1.1
Geometrical nonlinearity (GMNA) Yes Analysis with large deformations for hollow section joints
Braced system No EN 1993-1-8: 5.2.2.5
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