Slide 1
Download our APP
New Eko Filter
Slide 1
ATOMIC
The newest series of ball valves.
Perfect tightness at low and high pressure. Long life with no maintenance.
discover ATOMIC >
Slide 3
ENOLGAS GROUP
A historic brand is constantly evolving.
For over 50 years Enolgas is a reference point for quality and safety in the world of plumbing components. discover ENOLGAS >

INDUSTRIAL VALVES - CAST TOPAZ

Split-body ball valve in stainless steel and carbon steel. Fire safe BS 6755, API 6FA, API 607. Connection with actuators to ISO 5211. General prescriptions to BS 5351



CAST TOPAZ
Split-body ball valve in stainless steel and carbon steel.
Fire safe BS 6755, API 6FA, API 607.
Connection with actuators to ISO 5211.
General prescriptions to BS 5351.

WORKING PRESSURE
PN 16/40 (please refer to pressure/temperature diagram).

END CONNECTIONS
Flanges to UNI EN 1092-1.
Face to face to DN 3202.

TEMPERATURE LIMITS
From -20°C to +180°C. (AISI 316, PTFE)
From -10°C to +180°C. (A105, PTFE)

SPECIAL EXECUTIONS
  • Special gaskets available
  • Degreased version
  • Antistatic device from DN 15 to DN 32
  • Atex certificate
  • Different materials available
DATI AGGIUNTIVI
  • STEEL VALVES

CHARACTERISTICS CAST TOPAZ

Size
A mm
B mm
C mm
D mm
E mm
F mm
G mm
H mm
I mm
K mm
L mm
M mm
N mm
P mm
R mm
S mm
T mm
V mm
HM mm
N° holes
PN
ISO FLANGE
weight gr.
DN25
139,5
82
252
180
62,3
25
14
115
M5
85
125
M12
8
30
42
2
11,5
11,5
105
4
40
F04
4930
DN40
183
108
312
230
87,3
40
18
150
M6
110
140
M16
10
35
50
2,5
14,5
15,5
140
4
40
F05
8700
DN50
197,5
115
317
230
94,5
49,5
18
165
M6
125
150
M16
10
35
50
2,5
14,5
15,5
155
4
40
F05
12930
DN65
231
139
418
320
122,5
65
18
185
M8
145
170
M22
14
55
70
3
18,7
23,8
183
4
16
F07
19240
DN80
250
150
425
320
132,5
78
18
200
M8
160
180
M22
14
55
70
3
18,7
23,8
198
8
40
F07
23520
DN100
273
163
484
370
148,5
96
18
220
M10
180
190
M27
16
-
102
-
1,5
26
218
8
16
F10
30230
DN125
306
181
603
370
166,5
118
18
250
M10
210
325
M27
16
70
102
3
22
26
246
8
16
F12
56100
DN150
392
249
771
584
200
144
22
285
M12
240
350
M42
26
-
125
-
4
31,5
287
8
16
F12
85200
DN200
460
288
784
584
235
192
22
343
M12
295
400
M42
26
-
125
-
4
27
377
12
16
F12
150200



  Breaking Torque in Nm
DN size
15
20
25
32
40
50
65
80
100
125
150
200
PN bar
0
4
7
10
16
25
35
55
75
150
240
310
600
16
4,8
8,5
11,3
19
28
39
59
84,5
168
300
400
800
                   
                   


Nm
Values in Nm
Values in Nm can change depending on the material used for seats, on temperature and on the fluid used. For a safe working of the various sorts of servocontrol, it is necessary to consider a suitable safety factor.

 

Pressure/temperature diagram   Head loss diagram

MATERIAL SPECIFICATIONS CAST TOPAZ


  COMPONENTS   TOPAZ stainless steel   TOPAZ carbon steel
1
  Body   AISI 316                       D 1.4401   A 105
2
  Ball   AISI 316                       D 1.4401   AISI 304                            D 1.4301
3
  Stem   AISI 316                       D 1.4401   AISI 304                            D 1.4301
4
  O-ring   Fluoroelastomer   Fluoroelastomer
5
  Packing washer   AISI 316                       D 1.4401   AISI 304                            D 1.4301
6
  Spring washers   AISI 301                       D 1.4310   50CrV4
7
  Operation stop pin   AISI 304                       D 1.4301   Carbon steel 8.8
8
  Locking nut   AISI 304                       D 1.4301   A 105 Nickel-plated
9
  Lever handle   A 105 Nickel-plated   A 105 Nickel-plated
10
  Stem retaining nut   AISI 304                       D 1.4301   A 105 Nickel-plated
11
  Upper stem packing   Virgin P.T.F.E.   Virgin P.T.F.E.
12
  Thrust washer   Virgin P.T.F.E.   Virgin P.T.F.E.
13
  Ball seats   Virgin P.T.F.E.   Virgin P.T.F.E.
14
  Body flange   AISI 316                       D 1.4408   A 105
Missing documents