1.3.3 • BALL VALVES > HERCULES - MANUAL
237
OMAL S.p.A.
HER
CULES
Body Carbon Steel
Master NBR
Master FKM (on request)
-20°C
-10°C
0°C
0
10
20
30
40
50
60
70
80
90
100
10°C
20°C
30°C
40°C
50°C
60°C
70°C
80°C
90°C
100°C 110°C
120°C 130°C
130°C 140°C
%PN
PRESSIONE FL
UIDO IN PERCENTU
ALE DEL PN
VA
LVOLA
FL
U
ID PRESSURE RA
TING OF PN
VA
LV
E
DN6, DN8, DN10, DN15
PN500/7000 psi
DN20 e DN25
PN400/6000 psi
DN32, DN40, DN50
PN320/4500 psi
MATERIALI
MATERIALS
1 Corpo
Body
≤DN25: 1.0737 (11SMnPb37); ≥DN32: 1.0577 (S355J2) Zincato
Galvanized
2 Sfera
Ball
A217 CA15 / A479 tp. 410 / A182 F6A
+ Hard chromium plated
3 O-ring
NBR (
FKM on request
)
4 Bussola inferiore
Lower bush
MASTERAMMIDE blend di tecnopolimeri e di cariche aramidiche -
Blend of polymers and aramid filler
5 Bussola superiore
Upper bush
MASTERAMMIDE blend di tecnopolimeri e di cariche aramidiche -
Blend of polymers and aramid filler
6 Stelo
Stem
A564 Tp 630 (17-4 PH)
7 O-ring
NBR (FKM on request)
8 Manicotto
Ends
≤DN25: 1.0737 (11SMnPb37); ≥DN32: 1.0577 (S355J2)
9 Seggio
Seats
MASTERAMMIDE blend di tecnopolimeri e di cariche aramidiche -
Blend of polymers and aramid filler
10* Fermo
Holder screw
X5CrNiMo1713 - 316 S.S.
11* Leva
Lever
EN AB 46100 - AL SI 11 CU (FE) Verniciata
Painted
12* Vite
Screw
A2 - 70
* Componenti del kit leva
Kit lever components
PORTATA
FLOW RATE
KV m3/h
PN
Size
DN 6
1/8"
DN8
1/4"
DN 10
3/8"
DN 15
1/2"
DN 20
3/4"
DN 25
1"
DN 32
1"1/4
DN 40
1"1/2
DN 50
2"
KV m3/h
5,2
11
20
60
100
130
170
280
Il valore Kv è il valore di portata in m3/h (con acqua a 15°C) che provoca la caduta di pressione di 1 bar
Kv is the coefficient, expressed in m3/h (with water at 15°C) causing a pressure loss of 1 bar.
Diagramma pressione/temperatura
Pressure/temperature diagram
