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INDUSTRIAL VALVES - CAST DIAMOND

Wafer ball valve cast version heavy line 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 DIAMOND
Wafer ball valve cast version heavy line 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
Standard PN 16.

END CONNECTIONS
Flanges to UNI EN 1092-1

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
  • Special materials available
DATI AGGIUNTIVI
  • STEEL VALVES

CHARACTERISTICS CAST DIAMOND

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
N° holes
PN
ISO FLANGE
weight gr.
DN80
244
149
394
333
132,5
78
M16
200
M8
152,5
122
M22
14
55
70
3
19
23,5
4
16
F07
17050
DN125
306
181
455
370
166,5
118
M16
250
M10
210
185
M27
16
70
102
3
22,2
25,3
8
16
F10
39820
DN150
392
249
689
584
200
144
M20
285
M12
240
235
M42
26
-
125
-
4
31,5
8
16
F12
63100
DN200
458
288
739
584
235
192
M20
340
M12
295
310
M42
26
-
125
-
4
27
12
16
F12
139000



  Breaking Torque in Nm
DN size
80
125
150
200
     
PN bar
0
75
240
310
600
     
16
84,5
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 DIAMOND


 COMPONENTS   DIAMOND stainless steel   DIAMOND carbon steel
1
  Retaing flang   AISI 316                       D 1.4401   A 105
2
  Outside static ring   Pure graphite   Pure graphite
3
  Ball seats   Virgin P.T.F.E.   Virgin P.T.F.E.
4
  Stem   AISI 316                       D 1.4401    AISI 304                            D 1.4301
5
  O-ring   Fluoroelastomer   Fluoroelastomer
6
  Packing washer   AISI 304                       D 1.4301   AISI 304                             D 1.4301
7
  Spring washers   AISI 301                       D 1.4310   50CrV4
8
  Fixing nut plat   AISI 304                       D 1.4301   AISI 304                             D 1.4301
9
  Locking nut   AISI 304                       D 1.4301   A 105
10
  Lever handle   AISI 304                       D 1.4301   A 105
11
  Screw for oper. stop   AISI 304                       D 1.4301   A 105
12
  Operation stop   AISI 304                       D 1.4301   A 105
13
  Stem retaining nut   AISI 304                       D 1.4301   A 105
14
  Upper ring   Virgin P.T.F.E.   Virgin P.T.F.E.
15
  Stem packing    Virgin P.T.F.E.   Virgin P.T.F.E.
16
  Thrust washer    Virgin P.T.F.E.   Virgin P.T.F.E.
17
  Ball   AISI 316                       D 1.4401
  AISI 304                             D 1.4301
18
  Static gasket    Virgin P.T.F.E.   Virgin P.T.F.E.
19
  Body
  AISI 316                       D 1.4401   A 105
Missing documents