Bronze Check Valve
Specification & Features
- Manufacture is to BS 5154/B PN 32 for sizes 1/2" to 2"
- and PN 25 for sizes 2 1/2" to 4"
- Screwed Female Ends to BS: 21 / ISO: 7 / IS: 554
- Flanged Ends to BS: 10 Table ‘F’
- Screwed in bonnet, Integral seat, Guided Plug type disc.
Pressure / Temperature ratings
|
Temperature
oCelsius
|
-10 to
+100o
|
120o
|
150o
|
170o
|
180o
|
186o
|
190o
|
198o
|
|
Pressure
bar
|
1/2" to 2"
2-1/2" to 4"
|
32.0
25.0
|
28.3
21.8
|
22.8
16.5
|
19.2
12.8
|
17.4
11.3
|
16.2
10.5
|
15.5
---
|
14.0
---
|
Materials of Construction:
|
NAME OF PART
|
MATERIAL
|
STANDARD
|
|
Body & Bonnet
Disc, Seat Ring
|
Bronze
Stainless Steel
|
BS: 1982 CC 491K
ASTM A 276 TYPE 410
|
Testing: Each Valve Individually Tested to BS: 5154 Sizes / Dimensions
|
Sizes
|
Dimensions (mm)
|
|
Inches.
|
mm
|
A
|
A'
|
B
|
|
1/2"
|
15
|
55
|
55
|
38
|
|
3/4"
|
20
|
67
|
64
|
44
|
|
1"
|
25
|
79
|
76
|
51
|
|
1-1/4"
|
32
|
88
|
83
|
52
|
|
1-1/2"
|
40
|
101
|
98
|
62
|
|
2"
|
50
|
123
|
110
|
77
|
|
2-1/2"
|
65
|
135
|
156
|
88
|
|
3"
|
80
|
156
|
162
|
93
|
|
4"
|
100
|
186
|
197
|
110
|
Option: Available with Telfon Seating for Oil & Air applications, Bronze working parts for water services. Also available Swing Check Valve & Angle Check Valve.
|
