273
CHECK VALVES AND STRAINERS [19]
‘Y’ type Check Valve
‘E’ type Check Valve
Materials
Working Temperatures
PART
MATERIAL
MIN
MAX
Body
Brass CW 617N
Air
-20°C
110°C
Stem Seat
Nylon 6
Water
0°C
90°C
Seat
NBR 60 SH/A
Gas
-20°C
60°C
Spring
Stainless Steel AISI 302
Applications - Can be fitted in horizontal, vertical or oblique position. Suitable for
Hot/Cold water, Compressed Air, Oils
Applications - Can be fitted in horizontal, vertical or oblique position. Suitable for
Hot/Cold water, Compressed Air, Oils
‘Y’ type Check Valve
AAP CODE
IMPERIAL
SIZE
H
L
APPROX.
KG/PC
kPa
VBCY10
3⁄8
46.5
34.5
0.12
1172
VBCY15
1/2
47
34.5
0.14
1172
VBCY20
3/4
53
42
0.2
1172
VBCY25
1
58
47.5
0.27
1172
VBCY32
1 1/4
66.5
59.5
0.36
965
VBCY40
1 1/2
68
68
0.57
965
VBCY50
2
77
86.5
0.77
965
VBCY65
2 1/2
93
102
1.55
758
VBCY80
3
97
111
2.02
758
VBCY94
4
110
140
2.98
758
Materials
Working Temperatures
PART
MATERIAL
MIN
MAX
Body
Brass CW 617N
Air
-20°C
110°C
Internal Seat
Stainless Steel plate AISI 304
fitted with NBR 60 SH/A, Cover
plate and rod in brass CW 614N
Water
0°C
90°C
Spring
STAINLESS STEEL AISI 302
Gas
-20°C
60°C
‘E’ type Check Valve
AAP CODE
IMPERIAL
SIZE
H
L
APPROX.
KG/PC
kPa
VBCE10
3⁄8
55
34.5
0.17
2482
VBCE15
1/2
58.5
34.5
0.19
2482
VBCE20
3/4
63
42
0.27
2482
VBCE25
1
74
48
0.43
2482
VBCE32
1 1/4
83
60.5
0.54
1793
VBCE40
1 1/2
93
71
0.87
1793
VBCE50
2
101
87
1.32
1793
VBCE65
2 1/2
120
118
2.62
1172
VBCE80
3
139
139
4.21
1172
VBCE94
4
158.5
154
6.13
1172
1,2 4,5,6,7,8,9,10,11,12,...13