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Three piece welded ball valve
The three piece welded ball valve is developed using domestic and foreign technology, with quality indicators such as wear resistance, pressure resist
Product details
Three piece welded ball valve product features: application specifications, nominal pressure: 16-32MPa, applicable temperature: -20~232 ℃~350 ℃, welding types: butt welding (BW), socket welding (SW) three piece welded ball valve.
2、 Main dimensions of three piece welded ball valve:
|
model
|
Nominal Diameter
|
Size (mm)
|
|||||
|
L
|
L1
|
D
|
D1
|
H
|
L0
|
||
|
Q61F N-160
Q661F N-160 |
10
|
150
|
60
|
90
|
18
|
68
|
220
|
|
15
|
170
|
70
|
100
|
23
|
62
|
220
|
|
|
20
|
191
|
81
|
110
|
29
|
75
|
250
|
|
|
25
|
205
|
985
|
115
|
36
|
80
|
250
|
|
|
32
|
230
|
110
|
150
|
43
|
96
|
300
|
|
|
40
|
260
|
120
|
170
|
49
|
111
|
400
|
|
|
50
|
330
|
140
|
200
|
61
|
128
|
400
|
|
|
65
|
360
|
150
|
220
|
80
|
180
|
500
|
|
|
80
|
380
|
160
|
270
|
105
|
200
|
600
|
|
|
100
|
430
|
188
|
320
|
118
|
245
|
800
|
|
Dimensions
|
model
|
Nominal Diameter
|
Size (mm)
|
Pneumatic device
|
|||||
|
L
|
L1
|
D
|
D1
|
H
|
L0
|
|||
|
Q661F N-160
Q661F N-320 |
10
|
150
|
60
|
90
|
18
|
211
|
255
|
QD60
|
|
15
|
170
|
70
|
100
|
23
|
293
|
348
|
QD100
|
|
|
20
|
191
|
81
|
110
|
29
|
297
|
348
|
QD100
|
|
|
25
|
205
|
95
|
115
|
36
|
303
|
348
|
QD100
|
|
|
32
|
230
|
110
|
150
|
43
|
456
|
520
|
QD150
|
|
|
40
|
260
|
120
|
170
|
49
|
463
|
520
|
QD150
|
|
|
50
|
330
|
140
|
200
|
61
|
478
|
520
|
QD150
|
|
|
65
|
360
|
150
|
225
|
80
|
180
|
500
|
-
|
|
|
80
|
380
|
160
|
270
|
105
|
200
|
600
|
-
|
|
|
100
|
430
|
188
|
320
|
118
|
245
|
800
|
-
|
|
3、 Main component materials:
|
Applicable Medium
|
model
|
valve body
|
Sphere, valve stem
|
handle
|
sealing ring
|
Gaskets and fillers
|
|
Water, steam, oil products
|
Q61N-16/320C
Q661N-160/320C |
A105、45
|
1Cr18/1Cr18Ni9Ti
|
Cast iron WCB
|
PTFE reinforced PTFE VUILUK PTFE
PPL based on para polymer |
Polytetrafluoroethylene (PTFE) para polystyrene (PPL)
|
|
Nitric Acid
|
Q61N-16/320P
Q661N-160/320P |
304/1Cr18Ni9Ti
|
304/1Cr18Ni9Ti
|
|||
|
Acetic acid
|
Q61N-16/320R
Q661N-160/320R |
316/1Cr18Ni12Mo2TI
|
316/Cr18Ni12Mo2Ti
|
4、 Main dimensions of national standard:
|
Nominal diameter DN (mm)
|
Q11N-100/160、Q11N-100/160P
|
Q11N-320、Q11N-320P
|
|||||||||
|
pipe thread
|
Size (mm)
|
pipe thread
|
Size (mm)
|
||||||||
|
d
|
L
|
H
|
W
|
E
|
H
|
W
|
SW
|
L
|
|||
|
5
|
1/4
|
11
|
70
|
43
|
108
|
42.5
|
-
|
-
|
-
|
-
|
70
|
|
10
|
3/8
|
11
|
70
|
43
|
108
|
42.5
|
-
|
-
|
-
|
-
|
-
|
|
15
|
1/2
|
11
|
85
|
43
|
108
|
42.5
|
1/2
|
68
|
130
|
41
|
85
|
|
20
|
3/4
|
14
|
95
|
45.5
|
146
|
47.5
|
3/4
|
77
|
180
|
46
|
95
|
|
25
|
1
|
21
|
105
|
59.5
|
146
|
52.5
|
1
|
82
|
180
|
55
|
105
|
|
32
|
11/4
|
25
|
120
|
64.5
|
146
|
60
|
11/4
|
115
|
300
|
70
|
120
|
|
40
|
11/2
|
32
|
130
|
76
|
254
|
65
|
11/2
|
120
|
300
|
80
|
130
|
|
50
|
2
|
38
|
150
|
81
|
254
|
75
|
2
|
130
|
300
|
100
|
150
|
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