少妇人妻精品一区二区三区-成年人看的性生活视频-欧美三级a做爰全过裸体-国产夫妻性生活免费看

HH49X micro resistance slow closing butterfly check valve

HH49X micro resistance slow closing butterfly check valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

HH49X retarded butterfly check valve is mainly used in water purification, source water, sewage, seawater and other media supply and drainage pipelines, installed in the pump outlet, to cut off the backflow of the medium to eliminate the atomic energy damage of the water hammer, to protect the safe operation of the pipeline, water pump.


main features


1, body shape is small, light weight, structure length is only about 1/3 of swing check valve.


2. The slow-closing system has excellent performance and is not affected by the medium in the pipeline. The valve disc closes first and then slowly closes to prevent the ring-breaking water hammer.


3, rubber soft seal, good sealing performance, wear resistance, long service life.


4, rubber buffer, opening and closing smoothly, no vibration, no noise.


5, less resistance than the old check valve, which has obvious energy saving effect.


Main performance specification


型 號
HH47X-10 HH48X-10 HH49X-10
HH47X-16 HH48X-16 HH49X-16
公稱壓力
PN1.0MPa
PN1.6MPa
公稱通徑
DN50~800mm
DN50~800mm
密封試驗壓力
1.1MPa
1.76MPa
殼體試驗壓力
1.5MPa
2.4MPa
主要零件材料
閥  體
灰鑄鐵或球墨鑄鐵
灰鑄鐵或球墨鑄鐵
閥  瓣
鋁青銅
鋁青銅
閥  桿
不銹鋼
不銹鋼
彈  簧
不銹鋼
不銹鋼
閥座密封面
橡膠
橡膠


Main dimensions


公稱通徑DN
尺寸(mm)
mm
in
D
D1
D2
H
H1
L
Z-фd
螺栓
150
6
280
240
210
228
172
210
8-ф23
8-M20
200
8
335
295
265
270
210
230
8-ф23
8-M20
250
10
390
350
320
305
240
250
12-ф23
12-M20
300
12
440
400
368
367
264
270
12-ф23
12-M20
350
14
500
460
428
422
294
290
16-ф23
16-M20
400
16
565
515
482
462
324
310
16-ф23
16-M22
450
18
615
565
532
497
351
330
20-ф25
20-M22
500
20
670
620
585
532
379
350
20-ф25
20-M22
600
24
780
725
685
607
434
390
20-ф30
20-M27
700
28
895
840
800
702
491
430
24-ф30
24-M27
800
32
1010
950
905
792
549
470
24-ф34
24-M30


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.HH49X micro resistance slow closing butterfly 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!
加勒比久久综合久久伊人| 91久久成人精品探花| 久久婷婷国产综合色啪| 久久夜色精品国产亚洲| 欧美黄色一级在线免费观看| 国产suv精品一区二区66| 精品一区二区三区久久久| 国产精品亚洲av无人一区| av日韩在线一区二区三区| 日韩欧美性一区二区三区| 国产精品国产三级农村av| 精品日韩岛国一区二区三区| av免费在线观看大全| 人妻偷吃av中文字幕| 日韩性视频激情在线一区| 人人看男人的天堂东京| 亚洲女同在线免费观看| 一区三区三区日韩高清不卡| 国产精品女人毛片在线看| 日韩精品人成在线播放| 91欧美一区二区在线视频| 一级亚洲国产日韩欧美| 人妻中文字幕一区av| 日韩人妖精品一区二区av| 禁止未满十八18周岁观看| av一区二区三区高潮| 99久久精品国产99久久婷婷| 亚洲av香蕉精品一区二区三区| 亚洲福利一区二区在线| 国产青草视频免观看视频| 快播色播免费国产在线| 日本一区二区三区入口视频| 少妇极品熟妇人妻专区视频| 久久精品国语普通话对白| 四虎永久免费观看在线| 成人黄色暖暖韩日视频| 人妻少妇精品视频专区二区三区 | 日本午夜精品一区二区| 婷婷国产亚洲性色av网站| 超碰97国产在线观看| 亚洲av毛片在线观看|