X-MGR DATA SHEET
Grating fastening system
May 2021
X-MGR
X-MGR Grating fastening system Product data Dimensions 30 [1.181"]
Material specifications 15 [0.591"]
b1
40 [1.575"] b2
Screw: Carbon steel Zinc coating:
Upper part: Carbon steel: Zinc coating:
83.5 [3.358"]
L
Bottom part: Carbon steel: Zinc coating: Nut: Carbon steel Zinc coating:
Nut-holder: Stainless steel:
60 μm HDG SPCC-S 65 μm HDG SPCC-S 65 μm HDG
45 μm HDG SS304
Recommended fastening tools
SF 121-A, SF150-A, SF 14, SFC 14-A , SF 18-A, SFC 18-A, SF 22-A • For more details, please refer to X-MGR fastener program and to the chapter A ccessories and consumables compatibility in the Direct Fastening T echnology Manual (DFTM). Applications For fastenings exposed to weather and mildly corrosive conditions. Not for use in marine atmospheres (upstream)!
Fixing of grating 05/2021
www.hilti.group
2
X-MGR Performance data Recommended tensile loads Nrec = 0.6 kN (135 lb)
• Tensile loading is limited by plastic deformation of the saddle clip. • X-MGR resists shear by friction and is not suitable for explicit shear load designs.
Application recommendation Thickness of base material
tII
tII = 3 –25 mm (0.118–0.984")
Thickness of fastened material HG
Grating height: HG = 25–40 mm (0.98"–1.57")
Total fastening height HG + tll ≤ 65 mm (2.56") Grating opening types X-MGR M60 30 (1.18")
X-MGR W60 25 (0.98")
b mm (inch)
c mm (inch)
≥ 30 (1.18")
≤ 4.8 (3/16")
≥ 30 (1.18")
≤ 3 (0.118")
a
a mm (inch)
b
c
Fastener
Spacing and edge distances No general restriction exists. 3 05/2021 www.hilti.group
X-MGR Corrosion information
For fastenings exposed to weather and mildly corrosive conditions. Not for use in marine atmosphere (Upstream) or in heavily polluted environment. Fastener program and system recommendation
Fastener program Fastener Item-no. Steel flange thickness tll mm (inch)
Grating height mm (inch)
Fastening tool
X-MRG-W60 384234 3–25 (0.12"–0.98")
25–40 (0.98"–1.57")
SF 121-A, SF 150-A
X-MRG-M60 384233 3–25 (0.12"–0.98")
25–40 (0.98"–1.57")
SF 121-A, SF 150-A
Quality assurance Fastening inspection
The sign on the clip has to be positioned under the steel flange
Tighten the screw T = 5 - 8 Nm
Trec = 5–8 Nm (3.7–5.9 ft-lb) Hilti Torque tool X-BT 1/4" 05/2021
The saddle of the fastener should not been bent, see installation instructions below.
Hilti screwdriver
SF 121-A SF 150-A SF 14 SFC 14-A SF 18-A SFC 18-A SF 22-A SFC 22-A SBT 4-A22 www.hilti.group
Torque setting
6–10 5–8 5–8 6–10 5–8 5–8 5–8 4–5 4–5 4