GN 990-ALConstruction Tubes

Aluminum

Aluminum / Stainless Steel, for Tube Clamp Connectors

GN 990-AL

Catalogue
d1 Diameter
s1 Square
Length l ±0.5
d2
s2
w1
w2
GN 990-AL-D10-200-EL
D 10 +0.05/-0.15
-
200
7
-
1.5
-
22
GN 990-AL-D10-500-EL
D 10 +0.05/-0.15
-
500
7
-
1.5
-
54
GN 990-AL-D10-1000-EL
D 10 +0.05/-0.15
-
1000
7
-
1.5
-
108
GN 990-AL-D12-200-EL
D 12 +0.05/-0.15
-
200
9
-
1.5
-
27
GN 990-AL-D12-500-EL
D 12 +0.05/-0.15
-
500
9
-
1.5
-
68
GN 990-AL-D12-1000-EL
D 12 +0.05/-0.15
-
1000
9
-
1.5
-
136
GN 990-AL-D14-200-EL
D 14 +0.05/-0.15
-
200
11
-
1.5
-
32
GN 990-AL-D14-500-EL
D 14 +0.05/-0.15
-
500
11
-
1.5
-
80
GN 990-AL-D14-1000-EL
D 14 +0.05/-0.15
-
1000
11
-
1.5
-
160
GN 990-AL-D15-200-EL
D 15 +0.05/-0.15
-
200
12
-
1.5
-
35
GN 990-AL-D15-500-EL
D 15 +0.05/-0.15
-
500
12
-
1.5
-
88
GN 990-AL-D15-1000-EL
D 15 +0.05/-0.15
-
1000
12
-
1.5
-
177
GN 990-AL-D16-200-EL
D 16 +0.05/-0.15
-
200
13
-
1.5
-
36
GN 990-AL-D16-500-EL
D 16 +0.05/-0.15
-
500
13
-
1.5
-
88
GN 990-AL-D16-1000-EL
D 16 +0.05/-0.15
-
1000
13
-
1.5
-
184
GN 990-AL-D18-200-EL
D 18 +0.05/-0.15
-
200
15
-
1.5
-
42
GN 990-AL-D18-500-EL
D 18 +0.05/-0.15
-
500
15
-
1.5
-
104
GN 990-AL-D18-1000-EL
D 18 +0.05/-0.15
-
1000
15
-
1.5
-
208
GN 990-AL-D20-200-EL
D 20 +0.1/-0.2
-
200
16
-
2
-
61
GN 990-AL-D20-500-EL
D 20 +0.1/-0.2
-
500
16
-
2
-
150
GN 990-AL-D20-1000-EL
D 20 +0.1/-0.2
-
1000
16
-
2
-
305
GN 990-AL-D20-2000-EL
D 20 +0.1/-0.2
-
2000
16
-
2
-
610
GN 990-AL-D25-200-EL
D 25 +0.1/-0.2
-
200
21
-
2
-
78
GN 990-AL-D25-500-EL
D 25 +0.1/-0.2
-
500
21
-
2
-
194
GN 990-AL-D25-1000-EL
D 25 +0.1/-0.2
-
1000
21
-
2
-
389
GN 990-AL-D25-2000-EL
D 25 +0.1/-0.2
-
2000
21
-
2
-
778
GN 990-AL-D30-200-EL
D 30 ±0.15
-
200
26
-
2
-
95
GN 990-AL-D30-500-EL
D 30 ±0.15
-
500
26
-
2
-
230
GN 990-AL-D30-1000-EL
D 30 ±0.15
-
1000
26
-
2
-
475
GN 990-AL-D30-2000-EL
D 30 ±0.15
-
2000
26
-
2
-
950
GN 990-AL-D35-200-EL
D 35 ±0.15
-
200
31
-
2
-
110
GN 990-AL-D35-500-EL
D 35 ±0.15
-
500
31
-
2
-
280
GN 990-AL-D35-1000-EL
D 35 ±0.15
-
1000
31
-
2
-
561
GN 990-AL-D40-200-EL
D 40 +0.15/-0.25
-
200
34
-
3
-
189
GN 990-AL-D40-500-EL
D 40 +0.15/-0.25
-
500
34
-
3
-
472
GN 990-AL-D40-1000-EL
D 40 +0.15/-0.25
-
1000
34
-
3
-
943
GN 990-AL-D40-2000-EL
D 40 +0.15/-0.25
-
2000
34
-
3
-
1886
GN 990-AL-D50-500-EL
D 50 ±0.2
-
500
44
-
3
-
598
GN 990-AL-D50-1000-EL
D 50 ±0.2
-
1000
44
-
3
-
1195
GN 990-AL-D50-2000-EL
D 50 ±0.2
-
2000
44
-
3
-
2395
GN 990-AL-D60-500-EL
D 60 ±0.25
-
500
52
-
4
-
840
GN 990-AL-D60-1000-EL
D 60 ±0.25
-
1000
52
-
4
-
1900
GN 990-AL-D60-2000-EL
D 60 ±0.25
-
2000
52
-
4
-
3800
* only available for diameter D40

Version in Aluminum

Aluminum AL

Anodized, natural color EL

Version in Stainless Steel

Stainless steel AISI 304 NI

Plain finish BL

Untreated

Sawed cross sections deburred blank, i.e. not surface treated.

Construction tubes GN 990 can be supplied in these standard lengths.

The tolerances specified for the outside diameter of the round construction tubes comply with the requirements for split mono-block connector clamps. Two-piece connector clamps allow obviously larger tolerances on construction tubes.

  • Further lengths
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Insert bushings Aluminium / for round tube and square tube
Protective caps for tubes

NCT

Protective caps for tubes Polyethylene
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