SPECIFICATION
Valves used for water metters
Close and open by ball , full bore , screw ends
BS 21/ ISO 228-1-2000 Standard threads
Max working pressure 16 bar
Max working temperature 120 ˚C
MATERIAL
PARTS
|
MATERIAL
|
Wheel nut 1
|
Brass
|
Bonnet
|
Brass
|
Seats
|
PTFE
|
Wheel nut 2
|
Brass
|
O – Ring
|
Brass
|
Gland ring
|
Brass
|
O – Ring
|
NBR
|
Body
|
Brass
|
Ball
|
Brass
|
O – Ring
|
PTFE
|
Butterfly handle
|
ABS or zinc alloy
|
Wheel nut
|
Stainless steel
|
Stem
|
Brass
|
Nut
|
Brass
|
Disk caching
|
Brass
|
O - Ring
|
NBR
|
Spring
|
Stainless steel
|
Disc
|
NBR
|
DIMENSION
Valve size inch
mm |
½ x ¾
15 x 20
|
¾ x 1
15 x 25
|
ØA (mm)
|
15
|
19
|
B (mm)
|
47
|
50
|
C (mm)
|
89
|
95
|
D (mm)
|
2.5
|
2.5
|
E (mm)
|
56.5
|
56.5
|
F (mm)
|
48.1
|
70
|
ØG (mm)
|
26
|
33
|
Weight (g)
|
315
|
460
|
Pcs/box
|
10
|
10
|
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