S-BT Threaded Fastener Specification
Table Of Contents
- 1.1 Definition
- 1.2 The S-BT system
- 1.3 Fastening mechanism
- 1.4 S-BT system features and benefits – simplified fastening to steel
- 2.1 Grating fastening system
- 2.2 Grating fastening system X-FCS-R
- 2.3 S-BT with MM and MQ installation channel system
- 2.4 Fastening instrumentation, junction boxes and lighting
- 2.5 Fastening cable / conduit connectors
- 2.5 Fastening cable tray supports
- 2.7 Electrical connections
- 3.1 Product data
- 3.2 Load data
- 4.1 Instruction for use - S-BT-MF M6, M8, M10, W6, W10
- 4.2 Instruction for use - S-BT-MF M8/7 AN 6
- 4.3 Instruction for use - S-BT-MR M6, M8, M10, W6, W10 SN 6
- 4.4 Instruction for use - S-BT-MR M8/7 SN 6
- 4.5 Instruction for use - S-BT-MR M6, M8, M10, W6, W10 SN 6 AL
- 4.6 Instruction for use - S-BT-MR M8/7 SN 6 AL
- 4.7 Instruction for use - S-BT-GF M8/7 AN 6
- 4.8 Instruction for use - S-BT-GR M8/7 SN 6
- 4.9 Instruction for use - S-BT-GR M8/7 SN 6 AL
- 4.10 Instruction for use – S-BT-EF M6/W6/M8
- 4.11 Instruction for use – S-BT-EF M10/W10
- 4.12 Instruction for use – S-BT-ER M6/W6/M8
- 4.13 Instruction for use – S-BT-ER M10/W10
- 4.14 Instruction for use – S-BT-EF W10 HC AWG2/0 and S-BT-EF M10 HC 35/120
- 4.15 Instruction for use – S-BT-ER W10 HC AWG2/0 and S-BT-ER M10 HC 35/120
- 5.1 Nomenclature and symbols
- 5.2 Design concepts
- 5.3 Static capacity of the S-BT threaded stud
- 5.4 Vibration effects on S-BT threaded stud fastenings
- 5.5 Resistance of S-BT fastenings under dynamic tensile loading
- 5.6 Effect of S-BT threaded stud fastenings on the fatigue strength of base material structural steel
- 5.7 Influence of glue coatings on the loosening torque
- 5.8 S-BT-ER and S-BT-EF screw-in threaded studs for electrical connections
- 5.9.5 Conductivity disc of S-BT-ER / -EF electrical connectors
- 5.9.4 Stainless steel S-BT studs
- 5.9.3 Carbon steel S-BT studs
- 5.9.2 Galvanic (contact) corrosion
page 12 Specifications
FastenerSelectionX-FCMNG
Designation L[mm/in.]
Grating height
HG, range
[mm/in.]
Grating height with
X-SEA-R30M8
[mm/in.]
X-FCM-RNG28/33 23/0.91 28–33/1.10–1.30 58–63/2.28–2.48
X-FCM-RNG32/37 27/1.06 32–37/1.26–1.46 62–67/2.44–2.64
X-FCM-RNG38/43 33/1.30 38–43/1.50–1.69 68–73/2.68–2.87
X-FCM-RNG48/53 43/1.69 48–53/1.89–2.09 78–83/3.07–3.27
X-FCM-MNG28/33 23/0.91 28–33/1.10–1.30
X-FCM-MNG32/37 27/1.06 32–37/1.26–1.46
X-FCM-MNG38/43 33/1.30 38–43/1.50–1.69
X-FCM-MNG48/53 43/1.69 48–53/1.89–2.09
Installation instructions X-FCM NG
1
3.1
!
!
3.0
5
T
rec
2
13 - 22
≥18
Lay grating section in
nalposition.
Pre-drilluntilshoulder
grinds a shiny ring.
The drilled hole and the
areaarounddrilledhole
mustbecleanandfree
fromliquidsanddebris.
Expandgratingopenings
if necessary.
Screw-inS-BTstudsinto
drilled hole.
Pre-drillwith
TS-BT5.5-110S
stepped drill bit and
S-CSNGcentering
spacer.
TightenX-FCMNGdiscs
with5mmAllen-type
bitwiththesuited
installationtorque.
Important notes:
Theseareabbreviatedinstructionswhichmayvarybyapplication.
ALWAYSreview/followtheinstructionsforuse(IFU)accompanyingtheproduct.
Incaseofadrillthroughhole,reworkofthecoatingonthebacksideoftheplate /
prolemaybeneeded.