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H44H/W swing check valve

H44H/W swing check valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

H44H / W swing check valves are used in pipelines with nominal pressure PN1.6-6.4 MPa and operating temperature - 29-550 C for petroleum, chemical and thermal power plants. Suitable medium is water, oil, steam, etc.


Characteristic


1, material selection, in line with domestic and foreign standards, the overall quality of materials is high.


2. The sealing pair is advanced and reasonable. The sealing surface of disc and seat is made of iron-based alloy or Stellite cobalt-based cemented carbide overlaying welding surface. It has good wear resistance, high temperature resistance, corrosion resistance, scratch resistance and long service life.


3, the product is designed and manufactured according to the national standard GB/T12235.


4. Various pipe flange standards and flange sealing types can be adopted to meet various engineering requirements and user requirements.


5. The valve body material variety is complete, the gasket may reasonably select according to the actual working condition or the user request, can apply to each kind of pressure, the temperature and the medium working condition.


Check valves of different structure and connection forms can be designed and manufactured according to user's requirements, which can be used for various equipment.


Application range of swing check valve


設計與制造
GB/T12235
連接端尺寸
結構長度
GB/T12221
法蘭尺寸
JB/T79
檢驗與試驗
JB/T9092
材料
碳鋼
GB/T12229
不銹鋼
GB/T12230
合金鋼
Q/ZB66
標志
GB/T12220
供貨
JB/T7928


Main parts material of swing check valve


閥體
閥蓋
閥瓣
閥座
適用介質
>適用溫度 (≤℃)
WCB
WCB+D507Mo
WCB+D577
水、油品、蒸汽
425
ZG1Cr18Ni9Ti
0Cr18Ni9+
Stellite12
0Cr18Ni9+
Stellite6
銷酸類
200
ZG1Cr18Ni2Mo2Ti
CF8M+Stellite12
ZG1Cr18Ni2Mo2Ti
磷酸、醋酸類、混酸
200
ZG00Cr17Ni14Mo2
CF3M+Stellite12
CF3M+Stellite6
尿素、甲銨液、磷酸
200
ZG1Cr5Mo
ZG1Cr5Mo+
Stellite12
ZG1Cr5Mo+
Stellite6
水、油品、蒸汽
550


Main dimensions of swing check valves


公稱通徑DN
L
D
D1
D2
b
Z-Φd
H
WT(Kg)
H44H-16C H44W-16C H44W-16P H44W-16R H44W-16I
50
230
160
125
100
16
4-Φ18
135
21
65
290
180
145
120
18
4-Φ18
142
28
80
310
195
160
135
20
8-Φ18
165
38
100
350
215
180
155
20
8-Φ18
180
58
125
400
245
210
185
22
8-Φ18
210
92
150
480
280
240
210
24
8-Φ23
233
130
200
500
335
295
265
26
12-Φ23
304
210
250
550
405
355
320
30
12-Φ25
348
294
300
650
460
410
375
30
12-Φ25
390
367
350
750
520
470
435
34
16-Φ25
430
410
400
850
580
525
485
36
16-Φ30
468
461
450
950
640
585
545
40
20-Φ30
523
570
500
1025
705
650
608
44
20-Φ34
525
850
H44H-25 H44W-25 H44W-25P H44W-25R H44W-25I
50
230
160
125
100
20
4-Φ18
160
22
65
290
180
145
120
22
8-Φ18
175
29
80
310
195
160
135
22
8-Φ18
185
38
100
350
230
190
160
24
8-Φ23
220
61
125
400
270
220
188
28
8-Φ25
248
96
150
480
300
250
218
30
8-Φ25
276
132
200
550
360
310
278
34
12-Φ25
350
213
250
650
425
370
332
36
12-Φ30
410
297
300
750
485
430
390
40
16-Φ30
430
372
350
850
550
490
448
44
16-Φ34
518
415
400
950
610
550
505
48
16-Φ34
560
480
450
1025
660
600
555
50
20-Φ34
582
610
500
1150
730
660
610
52
20-Φ41
618
920



公稱通徑DN
L
D
D1
D2
D6
b
f
f2
Z-Φd
H
WT(Kg)
H44H-40 H44W-40 H44W-40P H44W-40R H44W-40I 凹凸法蘭
50
230
160
125
100
88
20
3
4
4-Φ18
169
22
65
290
180
145
120
110
22
3
4
8-Φ18
173
20
80
310
195
160
135
121
22
3
4
8-Φ18
185
38
100
350
230
190
160
150
24
3
4.5
8-Φ23
220
61
125
400
270
220
188
176
28
3
4.5
8-Φ25
248
96
150
480
300
250
218
204
30
3
4.5
8-Φ25
270
132
200
550
375
320
282
260
38
3
4.5
12-Φ30
342
213
250
650
445
385
345
313
42
3
4.5
12-Φ34
401
297
300
750
510
450
408
364
46
4
4.5
16-Φ34
423
372
350
850
570
510
465
422
52
4
5
16-Φ34
455
415
400
950
655
585
535
474
58
4
5
16-Φ41
510
480
H44H-64 H44W-64 H44W-64P H44W-64R H44W-64I 凹凸法蘭
50
300
175
135
105
88
26
3
4
4-Φ23
177
27
65
340
200
160
130
110
28
3
4
8-Φ23
197
37
80
380
210
170
140
121
30
3
4
8-Φ23
212
57
100
430
250
200
168
150
32
3
4.5
8-Φ25
248
89
125
500
295
240
202
176
36
3
4.5
8-Φ30
296
135
150
550
340
280
240
204
38
3
4.5
8-Φ34
330
184
200
650
405
345
300
260
44
3
4.5
12-Φ34
385
266
250
775
470
400
352
313
48
3
4.5
12-Φ41
445
396
300
900
530
460
412
364
54
4
4.5
16-Φ41
474
643
350
1025
595
525
475
422
60
4
5
16-Φ41
514
815
400
1150
670
585
525
474
66
4
5
16-Φ48
616
1234


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.H44H/W swing check 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!