HALFEN FRAMING CHANNELS AND ACCESSORIES - G.m.v.

HALFEN T-HEAD BOLTS AND ACCESSORIES
for Channel 72/48
HS 72/48
Halfen T-head bolt
incl. nut
58
Length l
[mm]
50
75
100
150
200
M 20
M 24
Length l Mat. Length l Mat.
50
75
fv
fv
50
75
75
fv
fv
fv 8.8
100
150
200
fv
fv
fv
100
150
200
fv
fv
fv
Order example: HS 72/48 - M 24 x 100 - fv
M 27
M 30 M 24
Length l Mat. Length l Mat. Length l Mat.
75
100
100
fv
fv
fv 8.8
75
100
150
200
50
fv
fv
100
fv
fv
A4-50
A4-50
Framing Channels, Bolts
1
l
HSR 72/48
Halfen T-head bolt
with nibs
incl. nut
l
Halfen
T-head
bolts -
load
capacities
Thread Ø
M 20
M 24
M 27
M 30
58
Max. pull out
per T-head bolt
Grade
4.6
[kN]
27,0
38,8
50,5
61,7
F S
Material/finish Halfen T-head bolts ( S. 53):
fv = h.d. galvanised, strength grade 4.6
gv = electroplated, strength grade 4.6
fv 8.8 = h.d. galvanised , strength grade 8.8
A4-50 = Stainless steel grade A4-50
Length l M 20
GWP 72/48
gv
Locking plates
[mm] Length l Mat.
Thread
50 50 fv 8.8
M 12
Order example:
HSR 72/48 - M 20x50 - fv 8.8
M 16
M 20
Order example:
GWP 72/48 - M 20
Grade
8.8
[kN]
56,4
81,2
106,0
129,0
for mild steel channels
Note: Do not exceed channel load capacity! See also p. 54 - 59 (design properties).
F L
d
Max. longitudinal load per Halfen T-head bolt
Type HS, grade 4.6 Type HS, grade 8.8 Type HSR, grade 8.8
tightening
tightening
tightening
[kN]
torque
torque ( = 3) torque
[Nm] [kN] [Nm] [kN] [Nm]
1,4 120 4,7 400 7,5 400
2,0 200 6,8 680 — —
2,6 300 8,9 1000 — —
3,2 400 10,9 1400 — —
b
a
F L
i
l requ.
t mv
perm. load
Halfen
t-head bolt
F S
Thread
M 12
M 16
M 20
Max. pull out
per T-head bolt
F S
Grade
A4 - 50
[kN]
= Standard = To order
- gv
Calculation of
bolt length l requ.
for Halfen T-head bolts:
lrequ.
= required bolt length
i
m
v
= profile lip
= nut
= spare ~5mm
t = clamping thickness
( t l - l
A4
Thread
M 12
M 16
M 20
loading capacity [kN]
9,3
17,3
22,0
for stainless steel channels
required deduction)
Max. longitudinal load
per Halfen T-head bolt
Grade
A4 - 50
[kN]
a
[mm]
62
62
62
b
[mm]
31
31
31
F L
l deduct.
d
[mm]
22
22
22
tightening
torque
[Nm]
38,8 2,0 200
Accessories
Design Properties
Notes, Work aid Pipe Clamps, Pipe Supports Cantilevers
Support Structures
2
3
4
5
6
7
9