A41H spring micro closed safety valve

A41H spring micro closed safety valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

A41H spring micro-open closed relief valve is suitable for oil, gas, air, water and other media equipment or pipelines whose working temperature is less than 300%. A41Y-P/R type is suitable for equipment or pipeline with corrosive medium working temperature less than 200 ~C as overpressure protection device. When the pressure in the equipment and pipeline exceeds the allowable value, the valve opens automatically, and then discharges completely. When the pressure drops to the prescribed value, the valve closes automatically to ensure the safe operation of the equipment and pipeline.


Material of main parts


NO
零件名稱
A41H-C/KA41Y-C材料
A41Y-P/KA41Y-P材料
A41Y-R/KA41Y-R材料
1
閥體
WCB
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
2
閥座
ZG2Cr13/1Cr18Ni9Ti
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
3
調節(jié)圈
ZG2Cr13/1Cr18Ni9Ti
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
4
閥瓣
2Cr13/1Cr18Ni9Ti
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
5
導向套
ZG2Cr13/1Cr18Ni9Ti
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
6
閥蓋
ZG230-450
ZG230-450
ZG230-450
7
彈簧
50CrVA
50CrVA包覆氟塑料
50CrVA包覆氟塑料
8
閥桿
2Cr13
2Cr13
1Cr18Ni12Mo2Ti
9
調整螺桿
45
2Cr13
2Cr13
10
保護罩
ZG200-400
ZG200-400
ZG200-400
密封面材料
堆焊D507
堆焊Co基硬質合金


Main dimensions


型號
公稱通徑
do
D
K
g
g1
b
f
f1
Z-?d
DN"
D1
K1
g2
g"
b1
f"
f1"
Z1-φd1
L
L1
≈H
A41H-16C
A41Y-16P
A41Y-16R
KA41Y-16C
KA41Y-16P
20
15
105
75
55
16
2
4-14
20
105
75
55
16
2
4-14
100
85
276
25
20
115
85
65
16
2
4-14
25
115
85
65
16
2
4-14
100
85
276
32
25
140
100
78
18
2
4-18
32
140
100
78
18
2
4-18
115
100
285
40
32
150
110
85
18
3
4-18
40
150
110
85
18
3
4-18
120
110
292
50
40
165
125
100
20
3
4-18
50
165
125
100
20
3
4-18
135
120
370
65
50
185
145
120
20
3
4-18
65
185
145
120
20
3
4-18
140
130
375
80
65
200
160
135
20
3
8-18
80
200
160
135
20
3
8-18
160
135
373
100
80
220
180
155
22
3
8-18
100
220
180
155
22
3
8-18
170
160
513
125
100
250
210
185
22
3
8-18
125
250
210
185
22
3
8-18
190
190
560
150
125
285
240
210
24
3
8-23
150
285
240
210
24
3
8-23
205
195
570
200
150
340
295
265
26
3
12-23
200
340
295
265
26
3
12-23
240
230
717
250
200
405
355
320
30
3
12-26
250
405
355
320
30
3
12-26
350
320
940
300
250
460
410
375
30
4
12-26
300
460
410
375
30
4
12-26
350
320
980
A41H-25
A41Y-25P
A41Y-25R
KA41Y-25
KA41Y-25P
20
15
105
75
55
16
2
4-14
20
105
75
55
16
2
4-14
100
85
276
25
20
115
85
65
16
2
4-14
25
115
85
65
16
2
4-14
100
85
276
32
25
140
100
78
18
2
4-18
32
140
100
78
18
2
4-18
115
100
285
40
32
150
110
85
18
3
4-18
40
150
110
85
18
3
4-18
120
110
292
50
40
165
125
100
20
3
4-18
50
165
125
100
20
3
4-18
135
120
370
65
50
185
145
120
22
3
8-18
65
185
145
120
20
3
4-18
140
130
375
80
65
200
160
135
24
3
8-18
80
200
160
135
20
3
8-18
160
135
373
100
80
230
190
160
24
3
8-23
100
220
180
155
20
3
8-18
170
160
513
125
100
270
220
188
28
3
8-26
125
250
210
185
22
3
8-18
190
190
560
150
125
300
250
218
30
3
8-26
150
285
240
210
24
3
8-23
205
195
570
200
150
360
310
278
34
3
12-26
200
340
295
265
26
3
12-23
240
230
717
250
200
425
370
332
36
3
12-30
250
405
355
320
30
3
12-26
350
320
940
300
250
485
430
390
40
4
16-30
300
460
410
375
30
4
12-26
350
320
980
A41H-40
A41Y-40P
A41Y-40R
KA41Y-40
KA41Y-40P
20
15
105
75
51
55
16
2
4
4-14
20
105
75
55
16
2
4-14
100
85
276
25
20
115
85
58
65
16
2
4
4-14
25
115
85
65
16
2
4-14
100
85
276
32
25
140
100
66
78
18
2
4
4-18
32
140
100
78
18
2
4-18
115
100
285
40
32
150
110
76
85
18
3
4
4-18
40
150
110
85
18
3
4-18
120
110
292
50
40
165
125
88
100
20
3
4
4-18
50
165
125
100
20
3
4-18
135
120
370
65
50
185
145
110
120
22
3
4
8-18
65
185
145
120
20
3
4-18
140
130
375
80
65
200
160
121
135
22
3
4
8-18
80
200
160
135
20
3
8-18
160
135
373
100
80
235
190
150
160
24
3
4.5
8-23
100
220
180
155
22
3
8-18
170
160
513
125
100
270
220
176
188
28
3
4.5
8-26
125
250
210
185
22
3
8-18
190
190
560
150
125
300
250
204
218
30
3
4.5
8-26
150
285
240
210
24
3
,
8-23
205
195
570
200
150
375
320
260
282
38
3
4.5
12-30
200
340
295
265
26
3
12-23
240
230
717
250
200
450
385
313
345
42
3
4.5
12-34
250
405
355
320
30
3
12-26
350
320
940
300
250
515
450
364
408
46
4
4.5
16-34
300
460
410
375
30
4
12-26
350
320
980
A41H-64
A41Y-64
A41Y-64P
A41Y-64R
20
15
130
90
51
68
20
2
4
4-18
20
105
75
55
51
16
2
4
4-14
100
95
268
25
20
140
100
58
78
22
2
4
4-18
25
115
85
65
58
16
2
4
4-14
100
95
268
32
25
155
110
66
82
24
2
4
4-23
32
140
100
78
66
18
2
4
4-18
115
105
279
40
32
170
125
76
95
24
3
4
4-23
40
150
110
85
76
18
3
4
4-18
135
115
330
50
40
180
135
88
105
26
3
4
4-23
50
165
125
100
88
20
3
4
4-18
160
125
360
65
50
205
160
110
130
28
3
4
8-23
65
185
145
120
110
22
3
4
8-18
175
160
503
80
65
215
170
121
140
30
3
4
8-23
80
200
160
135
121
22
3
4
8-18
175
160
498
100
80
250
200
150
168
32
3
4.5
8-26
100
235
190
160
150
24
3
4.5
8-23
190
180
530
150
100
345
280
204
240
38
3
4.5
8-34
150
300
250
218
204
30
3
4.5
8-26
280
260
657
A41H-100
A41Y-100
A41Y-100P
A41Y-100R
20
15
130
90
51
68
22
2
4
4-18
20
105
75
55
51
16
2
4
4-14
100
95
268
25
20
140
100
58
78
24
2
4
4-18
25
115
85
65
58
16
2
4
4-14
100
95
268
32
25
155
110
66
82
24
2
4
4-23
32
140
100
78
66
18
2
4
4-18
115
105
279
40
32
170
125
76
95
26
3
4
4-23
40
150
110
85
76
18
3
4
4-18
135
115
330
50
40
195
145
88
112
28
3
4
4-26
50
165
125
100
88
20
3
4
4-18
160
125
360
65
50
220
170
110
138
32
3
4
8-26
65
185
145
120
110
22
3
4
8-18
175
160
503
80
65
230
180
121
148
34
3
4
8-26
80
200
160
135
121
22
3
4
8-18
175
160
498
100
80
265
210
150
172
38
3
4.5
8-30
100
235
190
160
150
24
3
4.5
8-23
190
180
530
150
100
355
290
204
250
46
3
4.5
12-34
150
300
250
218
204
30
3
4.5
8-26
280
260
657


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.A41H spring micro closed safety 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!