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

H42B ammonia check valve

H42B ammonia check valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

Material of main parts


零件名稱
閥體
閥瓣
密封圈
H42B-25
鑄鐵
鑄鋼
碳鋼
巴氏合金
H42B-40


Performance specification


公稱壓力
PN(MPa)
試驗(yàn)壓力PS(MPa)
工作壓力P(MPa)
工作溫度(℃)
適用介質(zhì)
殼體
密封
2.5
2.75
3.75
2.5
≤150
氨、氨液


Main dimensions


PN
DN
H
D
D1
D2
b
f
Z-φd

2.5MPa
4.0MPa
32
120
135
100
78
18
2
4-18
40
130
145
110
85
18
3
4-18
50
140
160
125
100
20
3
4-18
65
160
180
145
120
22
3
8-18
80
185
195
160
135
22
3
8-18
100
210
230
190
160
24
3
8-23
125
250
270
220
188
28
3
8-25
150
300
300
250
218
30
3
8-25
200
380
360
310
278
34
3
12-25


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.H42B ammonia 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!
91日韩人妻一区二区三区| 亚洲特级黄色做啪啪啪| 日本一区二区在线观看免费| 亚洲日本熟女中文字幕| 欧美口爆吞精在线观看| 精品成人18亚洲av播放| 蜜桃网站入口在线进入| 色综合色综合中文字幕| 岛国精品视频在线观看免费| 99久久夜色精品国产一区二区三区 | 国产精品自拍91在线| av毛片在线播放免费| 三十四十五十日本老熟妇| 亚洲av无乱一区二区三区性色| 传媒视频在线观看完整版| 亚洲一精品一区二区三区| 日本不卡不码视频在线观看| 粉嫩国产av一区二区三区| 亚洲欧洲精品专线九九| 国产精品一起草在线观看| 永久免费观看黄色录像| 国产精品日本一区二区三区在线| 日本高清久久一区二区三区| 中文字幕亚洲亚洲精品| 91大神黑丝美女洗澡| 综合一区中综合二区中| 色综合一区二区日本韩国亚洲| 亚洲精品国产熟女久久| 色呦呦视频在线免费看| 久久精品亚洲国产成人av| 国产亚洲精品久久综合阿香| 中文字幕久久乱码一区二区| 日韩国产一区二区三区精品| 国产三级成人不卡在线观看| 亚洲男人天堂在线播放| 国产丝袜美腿一区二区三区 | 国产麻豆乱码精品一区二区三区| 亚洲精品一区二区三区探花| 国产精品久久123区| 欧美又粗又长又大又爽| 国产伊人成人在线视频|