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Pipe cleaning valve

Pipe cleaning valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

Pigging valve is mainly used for water, oil, natural gas pipeline cleaning in the new valve, more easily complete the pipeline cleaning, emptying, isolation and orderly transmission of media, testing pipeline system and other work. It can completely replace the complex pigging launching and receiving device with the traditional pigging transceiver as the core, and also has the function of universal two-way intercepting ball valve. Also known as the PIG valve.

Working Principle: Pigging valve will be through the pigging valve into the pipeline, under the pressure of medium, its removal of impurities in the pipeline, pigging valve should be used in pairs, its function is to launch the pigging machine and accept the pigging machine.

The valve body seal pair can withstand high temperature, high pressure, good corrosion resistance and long service life after special process treatment.

Transmission mode: adopt worm wheel mechanism, easy and flexible operation.

Clear medium: water, steam, oil, suitable temperature (c) -30-150

Structural features and uses

1. Manipulation saving: The ball is supported between the valve body and the valve cover, and lined with copper alloy sliding bearings with good self-lubrication and wear-reducing properties. The force between the ball and the valve seat is accurately controlled.

2. Quick opening blind plate: the blind plate and the valve body are fitted with a toothed insert, which is easy to operate. The quick opening blind plate of the larger size valve is connected with the rocker arm hinge fixed on the valve body, so even the large size valve is easy to dismantle and install the quick opening blind plate.

3. Fire-resistant structure: stop the ball and valve seat to form metal and metal seals after the elastic seal ring is burned out due to sudden heat and fire. High temperature graphite gaskets are provided between the valve body and the valve and the stem parts to ensure the sealing reliability at high temperature. The fire test meets the requirements of API6FA and AIP607 standards.

4. Anti-static structure: In order to prevent static electricity caused by friction between ball and valve stem and medium or sealing ring, static electricity conducting spring and contacts are arranged between valve stem and ball and between valve stem and valve body, so that static electricity can be led underground through pipeline to ensure system safety.

5. Interlocking structure: the relief valve and the quick opening blind plate lock interlock, in the relief valve has not opened to release pressure, can not open the blind plate. Ensure the safety of operation.

6. Auxiliary Sealing Settings: This valve is equipped with auxiliary seat emergency sealing system. Once the seal is damaged or can not be sealed in emergency, the sealing surface can be repaired by injecting corresponding sealant into the sealing surface through the auxiliary sealing system to achieve emergency sealing. In order to protect the reliability of the sealing surface, the device can also be injected with the corresponding cleaning agent or lubricant to clean the sealing surface when the conveying medium is dirty or contains a small amount of particles.

7. Cleaning: The valve body is equipped with a water injection valve, which flushes the body cavity of the valve through a water injection valve with a sprinkler when the toxic medium is transported, and puts it into the sewage tank through the sewage discharge valve.

8, widely used in petroleum, chemical, oil, steam, natural gas, water and other media.

Standard of execution

1. Design and manufacture: ANSI B16.34; PDI6D.

2. Test and test: g / T 13, 9 - 27 - 3; API598.

3. Flange connection: ANSI / B16.5.

Material of main parts


Valve body, bonnet
GB
WCB
ZG1Cr18Ni9Ti
ASTM
A216、WCB
CF8
Sphere
GB
2Cr13
1Cr18Ni9Ti/Surface special treatment
ASTM
420
304+HF
Seat
GB
1Cr18Ni9Ti+PTFE
1Cr18Ni9Ti+PTFE
ASTM
304+PTFE
304+PTFE
Upper and lower shaft
GB
2Cr13
1Cr18Ni9Ti
ASTM
420
304
filler
GB
PTFE
PTFE
ASTM
PTFE
PTFE
bolt
GB
35
0Cr18Ni9
ASTM
A193 B7
A320-B8
Nut
GB
45
0Cr18Ni9
ASTM
A194
A194-8


Main shape connection dimensions

National standard


PN
DN
size(mm)
L
D
K
d
Y
b
z-do
H
H1
1.6MP
100
750
220
180
155
20
8-φ18
410
290
150
850
285
240
210
24
8-φ23
480
350
200
914
340
295
265
26
12-φ23
540
420
250
1092
405
355
320
30
12-φ25
610
480
300
1200
460
410
375
30
12-φ25
700
540
350
1614
520
470
435
34
16-φ25
820
610
400
1928
580
525
485
36
16-φ30
940
670
500
2250
715
650
608
44
20-φ34
1160
810
2.5MPa
100
750
230
190
160
24
8-φ23
410
290
150
850
300
250
218
30
8-φ25
480
350
200
914
360
310
278
34
12-φ25
540
420
250
1092
425
370
332
36
12-φ30
610
480
300
1200
485
430
390
40
16-φ30
700
540
350
1614
555
490
448
44
16-φ34
820
610
400
1928
620
550
505
48
16-φ34
940
670
500
2250
730
660
610
52
20-φ41
1160
810
4.0MPa
100
750
235
190
160
150
24
8-φ23
410
290
150
850
300
250
218
204
30
8-φ25
480
350
200
914
375
320
282
260
38
12-φ30
540
420
250
1092
450
385
345
313
42
12-φ34
610
480
300
1200
515
450
408
364
46
16-φ34
700
540
350
1614
580
510
465
422
52
16-φ34
820
610
400
1928
660
585
535
474
58
16-φ41
940
670
500
2250
755
670
612
576
62
20-φ48
1160
810


American Standard


PN
DN
size(mm)
L
D
K
d
Y
b
z-do
H
H1
Class
150
4
750
229
190.5
157
24
8-φ19
410
290
6
850
279
241.5
216
26
8-φ22
480
350
8
914
343
298.5
270
29
8-φ22
540
420
10
1092
406
362
324
31
12-φ25
610
480
12
1200
483
432
381
32
12-φ25
700
540
14
1614
533
476
413
35
12-φ29
820
610
16
1928
597
540
470
37
16-φ29
940
670
20
2250
699
635
584
43
20-φ32
1160
810
Class
300
4
750
254
200
157
32
8-φ22
410
290
6
850
318
270
216
37
12-φ22
480
350
8
914
381
330
270
42
12-φ25
540
420
10
1092
445
387.5
324
48
16-φ29
610
480
12
1200
521
451
381
51
16-φ32
700
540
14
1614
584
514.5
413
54
20-φ32
820
610
16
1928
648
571.5
470
58
20-φ35
940
670
20
2250
775
686
584
64
24-φ35
1160
810


The best quality, first-class service Qigao creates more value for you!

"Qigao Valve" expects to continuously improve service quality and strive for excellence. "Sincere service" is the eternal theme of "Qigao". "Qigao" strictly followsIS09001-2000 Quality system certification requirements, strict quality control, responsibility to people, to ensure the healthy operation of production, sales and service. Strengthen communication with users and provide quality products to our customers with perfection and perfect service. Hereby our factory makes the following commitments:

Product Standards:

Products in strict accordance with ChinaGB、HG Standard and USAPISuch as standard design, manufacturing, acceptance. The hardness of the sealing surface meets the requirements of the state and the width exceeds the national standard.

pre-sale service:

Product introduction, technical exchange, non-standard product design, troubleshooting。

Sale service:

A trustworthy contract guarantees timely delivery and keeps in touch with customers. For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service:

1、"Qigao" brand product quality period is from the factory12In the month, the implementation of the "three guarantees" service (return, replacement, warranty).

2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions, so as to further improve product quality.

3、Respond quickly to the quality of user complaints, after-sales service personnel rushed to the scene in 24-36 hours (48 hours outside the province).

4、For after-sales service, users are required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of Qigao.

1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

a、Structure length;

b、Connection Type;

c、Nominal diameter, full diameter, reduced diameter, pipe size;

d、Operating medium and temperature, pressure range;

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

4、For futures and order customers, please call us in advance to tell the required valve model, specification, quantity, delivery time and location, and timely transfer to the factory account according to the total 30% deposit or full payment. The rest of the payment is pending. Import before shipment to arrange delivery in time.

 

Order Process:

1、Customer purchase list fax to021-33872143,Or call us 021-33872141

2、Receive customer purchase list, provide valve model selection and quotation (price list)。

3、Specific agreement: delivery date, special requirements, etc.。

download Google:

1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

a、Structure length;

b、Connection Type;

c、Nominal diameter, full diameter, reduced diameter, pipe size;

d、Operating medium and temperature, pressure range;

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

4、For futures and order customers, please call us first to tell the required valve model, specifications, quantity, delivery time and location, and press the total30%The deposit or full payment will be remitted to our factory account in time., The rest of the payment will be remitted before shipment to arrange delivery in time.。

Sale service:

Trustworthy contract, guarantee timely delivery, keep in touch with customers at any time。

For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service:

1、"Qigao" product quality period is from the factory12Month, practiceThree packsService (return, replacement, warranty)。

2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions.,
In order to further improve product quality。

3、Respond quickly to the quality of user complaints, after-sales service personnel24-36Hours (outside the province48Hour) rushed to the scene。

4、For after-sales service, the user is required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of “Qigao”.。

statement

  1. All text, data and pictures in this article are for reference only.Pipe cleaning valvePlease contact us at 4000-700-665 for details of performance, size and price.
  2. If there is no explanation, this article is original, reprint, please indicate the address of this article, thank you for your cooperation!
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