NINGBO VALVE FACTORY - CHINA VALVE EXPERT & SUPPLIER...
Home -> Casting steel valves

Products

Class 150~900 Inverted Pressure Balance Lubricated Plug Valve
Class 150~900 Inverted Pressure Balance Lubricated Plug Valve
Product Description
 
CLASS 150~900 Inverted Pressure Balance Lubricated plug valve

~Bolt cover,structure of flip-chip balanceable pressure and light on/off operation.An oil grove is set between valve body and seal surface,which may infuse the seal grease to increase the seal capability.

Standards compliance
Design and Manufacture: API 599,API 6D
Face to face(end to end): API B 16.10
Flanged connection: ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection: API 598,API 6D

Standard Material Specifications

NO.
Part name
Material
A216 WCB
A351 CF8
A351 CF8M
A351 CF3
A351 CF3M
1~2
Body/Nut
A193 B7/A194 2H
A193 B8/A194 8
A193 B8M
A194 8M
3
Cover
A216 WCB
A351 CF8
A351 CF8M
4
Gasket
Flexible graphite+stainless steel/PTFE
5
Plug
A182 F304
A351 CF8
A351 CF8M
A351 CF3
A351 CF3M
6
Body
A216 WCB
A351 CF8
A341 CF8M
A182 F304L
A351 CF3M
7
stem
A182 F410
A182 F304
A182 F316
A182 F304L
A351 CF3M
8
"O" ring
NBR/FEP/SBR
9
Packing
Flexible graphite/PTFE
10
Gland
A216 WCB
A351 CF8
A351 CF8M
11~12
Oichozzle/check valve
Material see body
13
Wrench
ASTM A47-32510 A216 WCB


Dimensions(mm) and Weights(Kg)

Class 150Lb
Size
inch
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
4
5
6
8
10
12
14
L-RF
mm
108
117
127
140
165
178
190
203
229
254
267
292
330
356
381
H
mm
180
180
185
200
210
215
250
270
300
340
365
400
450
510
590
W
mm
400
400
500
500
600
600
820
820
300
300
320
320
350
380
380
Weight
Kg
10
12
14
17
19
21
29
33
48
75
98
125
171
230
370

 

Class 300Lb
Size
inch
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
4
5
6
8
10
12
14
L-RF,BW
mm
140
152
165
178
190
216
241
283
305
381
403
419
457
502
762
H
mm
180
180
185
200
210
215
250
270
300
340
365
400
450
510
590
W
mm
400
400
500
500
600
600
820
820
300
300
320
320
350
380
380
Weight
Kg
12
14
16
19
21
24
31
36
61
86
130
190
225
380
560

 

Class 600Lb
Size
inch
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
4
5
6
8
10
12
14
L-RF,BW
mm
165
190
216
229
241
292
330
356
432
508
559
660
787
838
889
H
mm
180
180
185
200
210
215
250
270
300
340
365
400
450
510
590
W
mm
400
400
500
500
600
600
820
820
300
300
320
320
350
380
380
Weight
Kg
14
16
18
20
24
29
35
47
91
129
210
320
660
920
1250

 

Class 900Lb
Size
inch
1/2
3/4
1
1-1/4
1-1/2
2
2-1/2
3
4
5
6
8
10
12
14
L-RF,BW
mm
229
229
254
279
305
368
419
381
457
559
610
737
838
965
1029
H
mm
180
180
185
200
210
215
250
270
300
340
365
400
450
510
590
W
mm
400
400
500
500
600
600
820
820
300
300
320
320
350
380
380
Weight
Kg
17
19
21
24
30
37
44
65
110
160
255
380
810
1050
1460
Related Products
Home | About NVF | Products | Quality Control | Service | Valve Knowledge | Contact Us | Useful Links | Gate valve
© 2013 NVF Corporation. All rights reserved.  
English German Spanish French Italian Portuguese Japanese Korean Arabic Russian
Tel: +86-574-8720 0715  Fax: +86-574-5670 8316   Mail: sales@ningbo-valve.com  
NVF was found in 1959, we are professional in manufacturing forging steel valve and casting steel valve, gate valve, globe valve, check valve, ball valve, butterfly valve, plug valve and so on.