Product Detail
Product Tags
Related products
Product Structure
Main Outer Size
G81F
DN
L
D
H
10
108
25
93.5
15
108
34
93.5
20
118
50.5
111.5
25
127
50.5
111.5
32
146
50.5
144.5
40
146
50.5
144.5
50
190
64
167
65
216
91
199
G61F
DN
L
A
B
H
10
108
12
1.5
93.5
15
108
18
1.5
93.5
20
118
22
1.5
111.5
25
127
28
1.5
111.5
32
146
34
1.5
144.5
40
146
40
1.5
144.5
...
Product structure characteristics
A check valve is an “automatic” valve that is opened for downstream flow and closed for counter-flow.Open the valve by the pressure of the medium in the system, and close the valve when the medium flows backwards.The operation varies with the type of check valve mechanism.The most common types of check valves are swing, lift (plug and ball), butterfly, check, and tilting disc.Products are widely used in petroleum, chemical, pharmaceutical, chemica...
Product Structure
MAIN OUTER SIZE
SIZE
Φ
A
B
C
1″
25.4
50.5(34)
23
55
1 1/4″
31.8
50.5
28.5
60
1 1/2″
38.6
50.5
35.5
70
2″
50.8
64
47.8
80
2 1/2″
63.5
77.6
59.5
105
3”
76.2
91.1
72.3
110
3 1/2”
89.1
106
85
146
4”
101.6
119
97.6
160
Product Structure
MAIN OUTER SIZE
A
B
C
D
Kg
25
50
20
40×1/6
32
0.135
32
60
20
48×1/6
40
0.210
38
72
22
60×1/6
48
0.235
51
82
22
70×1/6
60.5
0.270
63
97
25
85×1/6
74
0.365
76
111
26
98×1/6
87
0.45
89
125
28
110×1/6
100
0.660
102
146
30
132×1/6
117
0.985
Product Structure
main size and weight
J41H(Y) GB PN16-160
Size
PN
L(mm)
PN
L(mm)
PN
L(mm)
PN
L(mm)
PN
L(mm)
PN
L(mm)
in
mm
1/2
15
PN16
130
PN25
130
PN40
130
PN63
170
PN100
170
PN160
170
3/4
20
150
150
150
190
190
190
1
25
160
160
160
210
210
210
1 1/4
32
180
180
180
230
230
230
1 1/2
40
200
200
200
260
260
260
2
50
230
230
230
300
300
300
...
Product Structure
MAIN OUTER SIZE
规格(ISO)
A
B
D
L
H
Kg
25
66
78
40×1/6
130
82
1.3
32
66
78
48×1/6
130
82
1.3
38
70
86
60×1/6
130
86
1.7
51
76
102
70×1/6
140
96
2.2
63
80
115
85×1/6
150
103
2.9
76
84
128
98×1/6
150
110
3.4
89
90
139
110×1/6
170
116
3.9
102
104
159
132 x 1/6
170
126
5.5