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NORIS
Sight Glass Fittings, circular,
acc. to DIN 28120
to be welded directly to tank
Bauform 120
Application:
For observation and lightning the inside of closed containers
( boilers, tanks, silos a.s.o )
Operating conditions:
Working pressure:
Working temperature:
10 or 16 bar
150° or 280°
C
C
Options:
Sight Glass wiper Bauform 190 + 195
Spray washer Bauform 198
Safety double windows Bauform 126 + 120-D
Sight glass light fittings
Lined, Type B, acc. to DIN 28120
With O-ring-sealing (for vacuum)
Special design acc. to customer
Materials:
Base- and
coverflange
Glass
RSt 37-2, H II, C 22.8, 1.4541, 1.4571
or on request
Soda lime glass acc. to DIN 8902
Borosilicate glass acc. to DIN 7080
Kingersil or on request
Gaskets
Screws/Nuts Steel 5.6 gal. / A2-70 / A4-70
Delivery includes:
Complete fitting, consisting of base and cover flange,
glass plate, gaskets and screws with nuts
Certificate: ( Option )
Acc. to EN 10204-2.2 or
Acc. to EN 10204-3.1
Dimensions:
DN
25
40
50
80
100
125
150
200
PN
10
16
10
16
10
16
10
16
10
16
10
16
10
16
10
d1
d3
s
D
k
h1
h 2 Screws
48
63
10
115
85
16
25
4 x M 12
65
80
12
150
110
16
30
4 x M 16
80
100
15
165
125
16
30
4 x M 16
100
125
200
160
20
30
8 x M 16
125
150
220
180
22
30
8 x M 16
150
175
250
210
25
30
8 x M 16
175
200
285
240
30
36
8 x M 20
225
250
340
295
35
36
8 x M 20
15
20
20
25
20
25
25
30
30
E120
09/07
Modification reserved
NORIS ARMATUREN Burkenstein GmbH & Co. KG
Puscherstrasse 3
D-90411 Nürnberg
Telefon: +49 (0) 911 / 52 150 63
Telefax: +49 (0) 911 / 52 24 40
Internet: Noris-Armaturen.de
E-Mail: Noris@Noris-Armaturen.de