American standard butterfly valve

American standard butterfly valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

The main structural features of 815 and 830 Series Butterfly valves are clip-type and flange-type tri-eccentric structure. The main structural features of 815 and 830L Series Butterfly valves are convex around the valve body and designed as single flange structure with screw holes. 815 and 830 Series Butterfly valves are widely used in petroleum, chemical and industrial environmental protection water treatment, high-rise buildings, feeding and discharging. Water and other pipes. Its characteristics are:


Because of the three eccentric structure, the sealing performance is reliable, ensuring that the butterfly plate does not touch the sealing seat when opening, eliminating the uneven load of the sealing seat, prolonging the service life, ensuring reliable sealing performance, with high temperature resistance, wear resistance, corrosion resistance and other advantages.


Model design of American standard butterfly valves

American standard butterfly valve adopts standard


Design standard: API609-83


Flange joint dimensions: ANSI B 16.5


Structure length: ANSI B 16.10-1992


Pressure test: API 598-82


Main technical parameters of American standard butterfly valves

Nominal path
DN(mm)
830W
830L
2"~36"
2"~36"
Nominal pressure
PN(Mpa)
150Lb
300Lb
Test pressure
strength test
3.0
7.5
Seal test
2.2
5.5
Applicable medium
Water, steam, oil, sea water, etc.
Applicable temperature
-29℃~425℃



Material of main parts of American standard butterfly valve

Part name
Material Science
valve body
WCB、304、316、316SS、CF8M
Disc
WCB、304、316、316SS、CF8M
Stem
316、2Cr13、1Cr18Ni9Ti
Seal ring
316、Fluoroplastics
filler
Flexible graphite、Fluoroplastics


Main dimensions of American standard butterfly valves


American Standard 815W system


Nominal path
Structure length (standard value)
Shape size (reference value)
Connection size (standard value)
參考重量
(kg)
L
L1
H
H0
D
D1
D2
M
Z-d
2"
50
43
108
110
345
152
120.5
92
M18
4-19
9
3"
80
49
114
125
380
190
152.5
127
M18
4-19
11
4"
100
56
127
145
415
229
190.5
157
M18
8-19
13
5"
125
64
140
165
455
254
216
186
M20
8-22
16
6"
150
70
140
175
545
279
241.5
216
M20
8-22
26
8"
200
71
150
210
645
343
298.5
270
M20
8-22
34
10"
250
76
160
250
695
406
362
324
M24
12-25
51
12"
300
86
178
285
830
483
432
381
M24
12-25
72
14"
350
92
190
320
900
533
476
413
M27
12-29
106
16"
400
102
216
355
980
597
540
470
M27
16-29
133
18"
450
114
222
380
1030
635
578
533
M30
16-32
176
20"
500
127
229
415
1110
699
635
584
M30
20-32
190
24"
600
154
267
475
1305
813
749.5
692
M33
20-35
394
30"
750
165
292
580
1525
985
914
857
M33
28-35
476
32"
800
190
318
630
1585
1060
978
914
M39
28-41
618
36"
900
203
330
680
1765
1168
1085
1022
M39
32-41
762


American Standard 815L system


Nominal path
Structure length (standard value)
Shape size (reference value)
Connection size (standard value)
參考重量
(kg)
L
H
H0
D1
D2
M
Z-d
6"
150
70
175
545
241.5
216
M20
8-22
28
8"
200
71
210
615
298.5
270
M20
8-22
36
10"
250
76
250
695
362
324
M24
12-25
53
12"
300
86
285
830
432
381
M24
12-25
74
14"
350
92
320
900
476
413
M27
12-29
110
16"
400
102
355
980
540
470
M27
16-29
138
18"
450
114
380
1030
578
533
M30
16-32
180
20"
500
127
415
1110
635
584
M30
20-32
196
24"
600
154
475
1305
749.5
692
M33
20-35
400
30"
750
165
580
1525
914
857
M33
28-35
482
36"
900
203
680
1765
1085
1022
M39
32-41
488


American Standard 830W system


Nominal path
Structure length (standard value)
Shape size (reference value)
Connection size (standard value)
Reference weight (kg)
L
L1
H
H0
D
D1
D2
M
Z-d
2"
50
43
108
110
345
165
127
92
M18
8-19
9
20
3"
80
49
114
125
380
210
168
127
M20
8-22
12
29
4"
100
56
127
145
415
254
200
157
M20
8-22
13
35
5"
125
64
140
165
455
279
235
186
M20
8-22
18
40
6"
150
70
140
175
545
318
270
216
M20
12-22
28
81
8"
200
71
150
210
645
381
330
270
M24
12-26
37
94
10"
250
76
160
250
695
445
387
324
M27
16-29
56
158
12"
300
86
178
285
830
521
451
381
M30
16-32
79
183
14"
350
92
190
320
900
584
514
413
M30
20-32
116
239
16"
400
102
216
355
980
648
571
470
M33
20-35
146
302
18"
450
114
222
380
1030
711
628
533
M33
24-35
193
346
20"
500
127
229
415
1110
775
686
584
M33
24-35
209
434
24"
600
154
267
475
1305
914
813
692
M39
24-41
433
638
30"
750
165
292
580
1525
1092
997
857
M45
28-49
523
788
36"
900
203
330
680
1765
1270
1168
1022
M50
32-53
838
1146


American Standard 830L system


Nominal path
Structure length (standard value)
Shape size (reference value)
Connection size (standard value)
Reference weight (kg)
L
H
H0
D1
D2
M
Z-d
6"
150
76
175
545
270
216
M20
12-22
29
8"
200
89
210
615
330
270
M24
12-26
38
10"
250
114
250
695
387
324
M27
16-29
58
12"
300
114
285
830
451
381
M30
16-32
81
14"
350
127
320
900
514
413
M30
20-32
119
16"
400
140
355
980
591
470
M33
24-35
149
18"
450
152
380
1030
628
533
M33
24-35
198
20"
500
152
415
1110
686
584
M33
24-35
215
24"
600
178
475
1305
813
692
M39
24-41
436
30"
750
229
580
1525
997
857
M45
28-49
528
36"
900
241
680
1765
1168
1022
M50
32-52
843


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.。

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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

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