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03 / 2017 1
GX 2 fasteners
D
GX 2 system: X-C G2 and X-P G2 fasteners for interior finishing applications
General information
Material specifications
Carbon steel shank: X-P G2 HRC 57.5 X-C G2 HRC 56.5
Zinc coating: 2–10 μm
(X-P 14 G2 MX) up to 16 μm
Recommended fastening tool
GX 2
Approvals
ICC ESR-1752 (USA): X-C 20 / 27 / 32 G2, X-P 14 / 17 / 20 G2IBMB X-C 20 / 27 / 32 / 39 G2, X-P 17 / 20 G2
Dimensions
X-P 14 G2 MX
Examples
L
Ls1.8
o 6.
3
o 3
X-P 17 / 20 G2 MX
o 6.
6
L
o 3
1.8 Ls
X-C 20 / 27 / 32 G2 MX
L
Ls1.9
o 6.
3
o 2.75
X-C 39 G2 MX
40.9
39
o 2.6
1.9
o 5.
8
Product data
Applications
Drywall tracks Light-duty applications in construction
Thickness of base material
Application requirements
70
hmin
dnom
t II
Concrete Steel
Thickness of fastened material
GX 2 fasteners
2 03 / 2017
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Recommended loads
Load data
Nrec Vrec
Nails (base material: concrete / sand-limemasonry) Nrec [kN] Vrec [kN] hET [mm]
0.4 0.4 ≥ 27
0.3 0.3 ≥ 22
0.2 0.2 ≥ 18
0.1 0.1 ≥ 14
Nails (base material: steel)Nrec [kN] Vrec [kN]
0.4 0.4
Design conditions:
• Minimum 5 fastenings per fastened unit• All visible failures must be replaced
hmin = 60 mm (dnom ≤ 3.0 mm)
tll ≥ 4.0 mm (for nail)
Wooden track: tl ≤ 24 mmMetal track: tl ≤ 2 mm
03 / 2017 3
GX 2 fasteners
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Spacing and edge distances (mm)
8040
40
804080
Spacing along track All track ends (cut-outs for doors),secure with 2 nails
70100160-800
2280
Edge distance for concrete/sand-lime masonry
Edge distance for steel
Fastener spacing on wood:
Corrosion information The intended use only comprises fastenings which are not directly exposed to external weather conditions or moist atmospheres. For further detailed information on corrosion see relevant chapter in Direct Fastening Principles and Technique section.
40068
10
12
14
16
18
20
500 600 700450 550 650 Steel strength, Rm [N/mm2]
Stee
l thick
ness
, tII [
mm]
S355Jxx
S275Jxx
S235Jxx
Steel
Application limits
X-P 14 G2
≥15
≥ 4.5 dnom
Fastening quality assurance
hNVStI
hCS
tI
hNVStI
X-C / X-P G2 MX:hNVS = 2 – 5 mm
X-C 39 G2 MX and X-C 32 G2 MX:hCS = 2 – 3 mm
X-P 14 G2 MX:hNVS = 2 – 7 mm
GX 2 fasteners
4 03 / 2017
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Fastener selection
Nails in concrete / sand-lime masonry Nails in steel
Nail Selector for GX 2
X-C 27 G2 MXX-C 20 G2 MX
X-C 39 G2 MXX-C 32 G2 MX
X-C 20 G2 MXX-P 17 G2 MX X-P 14 G2 MXX-C 20 G2 MX
Gas can GC 52 - For all base materials