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

VB7200 electric two way regulating valve

VB7200 electric two way regulating valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

VB7200 electric two way regulating valve is used for industrial and factory fluid control in air conditioning, ventilation and heat treatment plants.

VB7200 electric two way regulating valve includes valve body, bonnet, disc, stem, shaft seal and seal.

install

1. Install the flow direction according to the valve body.

2. Before installing the valve, ensure that the pipeline is clean and no oxide left during welding.

3, the pipeline must be perfectly consistent with the valve body. Not subject to vibration

4. In factories operating with high-temperature fluids (such as steam, superheated water, and pervious liquids), expansion joints should be used during installation to avoid expansion and extrusion of the pipe body.

5. The driver is mounted vertically above the valve body to avoid the installation of the driver under the valve.

6, you need to set aside enough space to remove the drive from the valve body for routine maintenance.

7. Valves shall not be installed in explosion and ambient temperatures above 50 and below - 5', nor shall they be placed in steam, hydraulic spraying or dripping places.

Main dimensions


型號
規(guī)格
DN(mm)
主要尺寸(mm)
行程
(mm)
執(zhí)行程
△Pmax
關(guān)閉壓差
二通
三通
L
H
H1
D
K
C
n-d
(KPa)
VB7200-50
VB7300-50
50
23
450
145
165
125
20
4-18
45
500
500
VB7200-65
VB7300-65
65
290
468
150
185
145
20
4-18
45
400
400
VB7200-80
VB7300-80
80
310
475
185
200
160
20
8-18
45
300
300
VB7200-100
VB7300-100
100
350
475
205
220
180
22
8-18
45
300
300
VB7200-125
VB7300-125
125
400
504
230
250
210
22
8-18
45
200
200
VB7200-150
VB7300-150
150
410
532
280
285
240
24
8-22
45
100
100
VB7200-200
VB7300-200
200
520
550
280
340
295
30
12-22
45
100
100


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.VB7200 electric two way regulating 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!
日本的黄色录像一级带| 欧美日韩另类中文字幕| 深夜视频在线观看成人| 久久精品国产亚洲av高清不卡| 成人精品播放视频在线观看| av免费毛片一区二区三区| 亚洲性日韩精品一区二区| 亚洲人成免费在线观看| 久久精品人妻丝袜乱一区二区三区| 91精品国产92久久久| 久久精品国产免费专区| 欧美国产日韩在线一区二区三区| 亚洲女同性恋激情网站| 久久精品99精品国高潮| 日本在线电影一区二区三区| 国产一区二区三区4区| 国产精品日韩经典中文字幕| 亚洲精品中文字幕乱女| 精品人妻一区二区久久| 农村妇女毛片视频盗摄| 丰满熟妇久久人妻同堂av| 国产精品国语对白av处女| 国产嫩草一区二区三区观看在线 | 中文字幕日韩有码国产精品| 午夜亚洲国产色av天堂| 日本不卡一区二区三区四区五区 | 男女裸体做爰一进一出视频| 激情五月,开心五月深情五月| 久章草在线免费视频播放| 精品推荐国产日韩av| 日本一道本一区二区三区 | 91精品国内手机在线高清| 先锋影音女同中文字幕| 亚洲av日韩av综合在线第二区| 丰满高潮少妇在线观看| 成人av亚洲男人色丁香| 亚洲综合伊人久久综合性色| 亚洲精品自拍资源在线播放 | 国产一区二区真实视频| 欧美国产成人精品一区| 丁香六月伊人色夜夜春|