STROBE
Web Tool
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Project Details
Design company:
Client:
Project Name:
Element:
Designed by:
Checked by:
Steel Profile Definition
Element Type
Standard
Fabricated
Section Type
UC
UB
HEA
HEAA
HEB
HEM
HL
HP
HD
IPE
IPEA
IPEO
IPEV
Section Size
UC 356 x 406 x 1299
UC 356 x 406 x 1202
UC 356 x 406 x 1086
UC 356 x 406 x 990
UC 356 x 406 x 900
UC 356 x 406 x 818
UC 356 x 406 x 744
UC 356 x 406 x 677
UC 356 x 406 x 634
UC 356 x 406 x 592
UC 356 x 406 x 551
UC 356 x 406 x 509
UC 356 x 406 x 467
UC 356 x 406 x 393
UC 356 x 406 x 340
UC 356 x 406 x 287
UC 305 x 305 x 283
UC 305 x 305 x 240
UC 356 x 406 x 235
UC 356 x 368 x 202
UC 305 x 305 x 198
UC 356 x 368 x 177
UC 254 x 254 x 167
UC 305 x 305 x 158
UC 356 x 368 x 153
UC 305 x 305 x 137
UC 254 x 254 x 132
UC 356 x 368 x 129
UC 305 x 305 x 118
UC 254 x 254 x 107
UC 203 x 203 x 100
UC 305 x 305 x 97
UC 254 x 254 x 89
UC 203 x 203 x 86
UC 254 x 254 x 73
UC 203 x 203 x 71
UC 203 x 203 x 60
UC 203 x 203 x 52
UC 203 x 203 x 46
UC 152 x 152 x 37
UC 152 x 152 x 30
UC 152 x 152 x 23
h
total
[mm]
b
top flange
[mm]
b
bottom flange
[mm]
t
web
[mm]
t
top flange
[mm]
t
bottom flange
[mm]
r
[mm]
Geometry Inputs
L
[m]
S
Right
[m]
S
Left
[m]
a
[m]
L
crit,z
[m]
L
crit,ltb
[m]
Steel Properties
Grade
S235
S275
S355
S420
S450
S460
S620
S690
Top Flange
S235
S275
S355
S420
S450
S460
S620
S690
Bottom Flange
S235
S275
S355
S420
S450
S460
S620
S690
Web
S235
S275
S355
S420
S450
S460
S620
S690
E
[MPa]
Design Inputs
National Annex
Eurocode
EN
DE
PT
Buckling checks
Yes
No
Load applied on
Top Flange
S.C.
Bottom Flange
EN 1993-1-1 (6.58)
Yes
No
C
1
calculation
Calculated
Manually
C
1
- LTB
k
c
- LTB
M
crit
- Override
Inputs for SLS checks
ψ
dynamic
- Vibrations
f
minimum
[Hz]
Min. Total Load - L /
Min. Imp. Load - L /
Load Inputs
All inputs are characteristic loads.
Design combination - EN 1990 (6.10)
g
k
[kN/m
2
]
q
k
[kN/m
2
]
N
Ed,k,permanent
[kN]
N
Ed,k,imposed
[kN]
G
1,k
[kN]
G
2,k
[kN]
Q
1,k
[kN]
Q
2,k
[kN]
Position -
G
1,k
[m]
Position -
G
2,k
[m]
Position -
Q
1,k
[m]
Position -
Q
2,k
[m]
Calculation Messages
None.
Gross Section properties
A
gross
[mm
2
]
Self-weight [kg/m]
A
vz
[mm
2
]
I
y,gross
[mm
4
]
I
z
[mm
4
]
I
t
[mm
4
]
I
w
[mm
6
]
W
el,y
[mm
3
]
W
el,z
[mm
3
]
W
pl,y
[mm
3
]
W
pl,z
[mm
3
]
Design properties & resistances
Top Flange class
Web class
A
eff
[mm
2
]
I
y,eff
[mm
4
]
M
Rd,design
[kNm]
V
Rd,design
[kN]
N
Rd,design
[kN]
χ
y
χ
z
χ
LTB
ULS Outputs
UF - Bending & Axial
UF - Shear
UF - M+N+V
UF - EC3-1-1 (6.61)
UF - EC3-1-1 (6.62)
UF - EC3-1-1 (6.54)
SLS Outputs
Total Deflection:
L
/
Imposed Load:
L
/
δ
Total load
[mm]
δ
Imposed Load
[mm]
f
[Hz]
Design Loads
N
Ed
[kN]
M
Ed,max
[kNm]
x - M
Ed,max
[m]
V
Ed
at
M
Ed,max
[kN]
V
Ed,max
[kN]
x - V
Ed,max
[m]
M
Ed
at
V
Ed,max
[kNm]
M
y,Ed von Mises
[kNm]
V
Ed von Mises
[kN]
x
- von Mises [m]
M
Ed,excentricity
[kNm]
Optimization Inputs
Number of solutions:
1
2
3
4
5
Max. UF M+N
Max. UF Shear
Max. M+N+V
Max. EC3-1-1 (6.54)
Max. EC3-1-1 (6.61)
Max. EC3-1-1 (6.62)
Sort results by:
Section type
Weight
General Inputs
Profile Depth [mm]
Web Step [mm]
25
50
100
Web class
1
2
3
4
Top flange Class
1
2
3
4
Bottom Flange Class
1
2
3
4
Equal flanges?
Yes
No
Web optimization:
1 - Maximum depth
2 - Scheme design criteria
3 - Sep based
4 - Between scheme design and span/8
Geometry Constraints Inputs
t
w,min.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
t
w,max.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
b
top,min.
[mm]
100
125
150
175
200
225
250
275
300
325
350
375
400
425
450
475
500
525
550
575
600
625
650
675
700
725
750
775
800
825
850
875
900
925
950
975
1000
1025
1050
1075
1100
1125
1150
1175
1200
1225
1250
1275
1300
1325
1350
1375
1400
1425
1450
1475
1500
1525
1550
1575
1600
1625
1650
1675
1700
1725
1750
b
top,max.
[mm]
100
125
150
175
200
225
250
275
300
325
350
375
400
425
450
475
500
525
550
575
600
625
650
675
700
725
750
775
800
825
850
875
900
925
950
975
1000
1025
1050
1075
1100
1125
1150
1175
1200
1225
1250
1275
1300
1325
1350
1375
1400
1425
1450
1475
1500
1525
1550
1575
1600
1625
1650
1675
1700
1725
1750
t
top,min.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
t
top,max.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
b
bottom,min.
[mm]
100
125
150
175
200
225
250
275
300
325
350
375
400
425
450
475
500
525
550
575
600
625
650
675
700
725
750
775
800
825
850
875
900
925
950
975
1000
1025
1050
1075
1100
1125
1150
1175
1200
1225
1250
1275
1300
1325
1350
1375
1400
1425
1450
1475
1500
1525
1550
1575
1600
1625
1650
1675
1700
1725
1750
b
bottom,max.
[mm]
100
125
150
175
200
225
250
275
300
325
350
375
400
425
450
475
500
525
550
575
600
625
650
675
700
725
750
775
800
825
850
875
900
925
950
975
1000
1025
1050
1075
1100
1125
1150
1175
1200
1225
1250
1275
1300
1325
1350
1375
1400
1425
1450
1475
1500
1525
1550
1575
1600
1625
1650
1675
1700
1725
1750
t
bottom,min.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
t
bottom,max.
[mm]
8
10
12
15
16
18
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
150
Profiles for Optimization
Max. Profile Depth
Max. Flange Width
UB
UC
HEA
HEAA
HEB
HEM
HL
HP
HD
IPE
IPEA
IPEO
IPEV
Optimization Outputs
None.
Optimization Messages
None.