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!
久草国产免费福利在线视频| 开心五月六月丁香激情| 中文字幕日本人妻乱码| 亚洲av日韩综合一区尤物| 国产白浆一区二区三区在线观看| 久草免费在线观看播放| 国产亚洲一区二区三区在线| 日韩精品视频在线观看无| 欧美日韩在线不卡成人| 天堂资源在线观看av免费| 美腿丝袜清纯唯美亚洲另类| 五月婷婷深开心五月天| 手机在线不卡av免费观看| 黑人啪啪一区二区三区| 色婷婷亚洲综合色一区二区| 中文字幕久久精品一区二区| 一区二区三区中文字幕有码| 亚洲av天堂一区二区三区| 青青草大香蕉在线视频| 日韩av专区免费在线观看| 国产熟女真实乱精品51| 白嫩丰满少妇美女无套| 亚洲天堂人妻熟妇视频| 欧美日韩激情在线不卡三区| 国产精品久久久久久久亚洲| 99精品久久精品一区二区卡 | 日本高清免费中文字幕| 日韩精品在线观看不卡| 亚洲av第一页国产精品尤物| 精品国产福利一区二区三区| 久久精品噜噜噜成人av农村| 日本女优邻居人妻中文字幕| 亚洲男人天堂在线播放| av天堂久久这里只有精品美国| 亚洲国产免费一区二区 | 麻豆视频在线观看成人| 天堂社区人妻在线亚洲| 国内国产一区二区三区| 亚洲熟女一区二区三区不卡| 日本视频网站一区二区三区| 亚洲97成人在线视频|