亚洲一区二区三区在线看_久久久久电影_中文字幕在线不卡一区二区三区_精品中文字幕一区二区

A28H external threaded full start safety valve

A28H external threaded full start safety valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

A28H external threaded full-open safety valve is suitable for air, steam, water, nitrogen and hydrogen mixtures and other media equipment or pipeline working temperature < 200, RA28Y-P/10R8 is suitable for working temperature < 200, corrosive media equipment or pipeline, as overpressure protection device.


Material of main parts


NO.
零件名稱
A28H材料
A28Y-P材料
A28Y-R8材料
1
閥體
HT200
ZG1Cr18 Ni9Ti
CF8M
2
閥座
35
ZG1Cr18 Ni9Ti
CF8M
3
調節圈
2Cr13
1Cr18 Ni9Ti
316
4
閥瓣
2Cr13
1Cr18 Ni9Ti
316
5
彈簧
50CrVA
50CrVA包覆氟塑料
50CrVA包覆氟塑料
6
閥桿
2Cr13
2Cr13
316
7
調整螺桿
45
2Cr13
316
8
保護罩
ZG200-400
ZG200-400
CF8M
密封面材料
堆焊D507
堆焊Co基硬質合金


Main dimensions


公稱通徑
尺寸
do
Rc
G
L
L1
H
15
10
1/2"
3/4"
37
62
189
20
12
3/4"
1"/TD>
40
65
196
25
15
1"
11/4"
45
72
277
32
20
11/4"
11/2"
55
85
312
40
25
11/2"
2"
67
100
322
50
32
2"
21/2"
76
112
348
65
40
21/2"
3"
110
135
370
80
60
3"
4"
110
145
410


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.A28H external threaded full start 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!
亚洲一区二区三区在线看_久久久久电影_中文字幕在线不卡一区二区三区_精品中文字幕一区二区
亚洲永久免费视频| 亚洲私人影院| 韩国av一区二区三区在线观看| 国内成+人亚洲+欧美+综合在线| 国产一区二区三区在线观看免费| 黑人一区二区| 亚洲美女在线视频| 亚洲欧美亚洲| 每日更新成人在线视频| 欧美视频一区二区在线观看 | 日韩一区二区久久| 亚洲男人的天堂在线aⅴ视频| 久久久久88色偷偷免费| 欧美巨乳在线观看| 国产区精品在线观看| 91久久中文| 午夜精品三级视频福利| 你懂的一区二区| 国产精品日韩久久久| 在线观看国产精品淫| 亚洲一区二区免费看| 麻豆亚洲精品| 国产欧美日韩一区| 亚洲精品1区| 午夜在线视频观看日韩17c| 欧美成人一区二区三区在线观看 | 亚洲精品精选| 欧美一级成年大片在线观看| 欧美成人免费一级人片100| 国产精品视频午夜| 亚洲精品之草原avav久久| 欧美一二三区在线观看| 欧美激情成人在线视频| 狠狠综合久久av一区二区老牛| 一区二区三区精品久久久| 老司机成人网| 国产一二精品视频| 中日韩在线视频| 麻豆成人综合网| 国产麻豆午夜三级精品| 洋洋av久久久久久久一区| 久久精品夜色噜噜亚洲a∨ | 最近看过的日韩成人| 久久精品国产免费看久久精品| 欧美日韩妖精视频| 亚洲第一天堂av| 久久精品毛片| 国产精品一区二区久久久| 日韩视频―中文字幕| 另类天堂视频在线观看| 国产日韩欧美一区二区| 亚洲天堂av综合网| 欧美激情综合色综合啪啪| 好看的日韩av电影| 欧美亚洲一区三区| 国产精品久久久久久久久搜平片| 亚洲美女尤物影院| 欧美.www| 136国产福利精品导航网址| 久久久九九九九| 国产综合亚洲精品一区二| 翔田千里一区二区| 国产精品久久久久久久久久ktv| 亚洲乱码日产精品bd| 欧美xxx在线观看| 揄拍成人国产精品视频| 久久久蜜臀国产一区二区| 国产亚洲精品一区二555| 午夜欧美视频| 国产免费亚洲高清| 午夜免费久久久久| 国产毛片一区| 欧美一区观看| 国产一区二区三区在线观看免费视频 | 欧美亚洲成人精品| 这里只有视频精品| 欧美日韩久久精品| 日韩亚洲视频在线| 欧美日韩国产综合在线| 日韩视频免费观看| 欧美日韩免费高清| 一本色道精品久久一区二区三区 | 国产日韩在线视频| 欧美综合第一页| 国产一区日韩一区| 久久久久久久久久久成人| 国产综合激情| 久久综合精品国产一区二区三区| 激情欧美一区二区三区| 久久久久综合一区二区三区| 精品51国产黑色丝袜高跟鞋| 久久夜色撩人精品| 亚洲国产片色| 欧美激情黄色片| 日韩午夜一区| 国产精品久久久久久久久久久久| 亚洲亚洲精品三区日韩精品在线视频| 国产精品成人一区二区网站软件 | 国产精品第十页| 午夜免费在线观看精品视频| 国产日韩欧美三级| 久久久在线视频| 亚洲国产精品视频| 欧美激情综合在线| 亚洲午夜久久久久久久久电影院 | 亚洲人午夜精品| 欧美视频日韩视频| 新狼窝色av性久久久久久| 激情久久久久久| 欧美激情第一页xxx| 一道本一区二区| 国产婷婷97碰碰久久人人蜜臀| 久久先锋影音| 日韩视频一区二区三区在线播放免费观看| 欧美日产一区二区三区在线观看| 亚洲亚洲精品在线观看| 国产专区欧美专区| 欧美精品v日韩精品v国产精品 | 欧美成人免费在线观看| 99精品国产福利在线观看免费| 国产精品白丝av嫩草影院 | 欧美激情在线狂野欧美精品| 亚洲视频视频在线| 国产综合亚洲精品一区二| 欧美高清免费| 亚洲欧美国产高清| 在线免费观看日本欧美| 欧美三级视频在线| 久久久蜜桃精品| 一卡二卡3卡四卡高清精品视频| 国产精品视屏| 欧美 日韩 国产一区二区在线视频| 一区二区三区四区五区视频| 国产小视频国产精品| 欧美国产日韩一区二区三区| 亚洲欧美国内爽妇网| 亚洲国产精品久久久久| 国产精品午夜视频| 欧美成人小视频| 性8sex亚洲区入口| 最新国产乱人伦偷精品免费网站| 国产模特精品视频久久久久| 欧美韩日一区二区| 欧美中文字幕在线播放| 99天天综合性| 影音先锋久久精品| 国产精品视频精品视频| 欧美激情免费在线| 久久久久久久久久久久久久一区| 中国亚洲黄色| 影音先锋久久久| 国产精品入口日韩视频大尺度| 欧美freesex8一10精品| 欧美一区二区三区在| 一本色道久久综合亚洲精品不卡 | 小辣椒精品导航| 日韩午夜激情电影| 在线欧美日韩国产| 国产三区精品| 欧美视频在线观看视频极品| 久久综合伊人77777蜜臀| 亚洲欧美激情四射在线日| 99re66热这里只有精品3直播| 激情欧美一区二区三区在线观看| 国产精品毛片va一区二区三区| 欧美激情按摩| 米奇777在线欧美播放| 欧美专区第一页| 亚洲免费影院| 一区二区三区毛片| 亚洲精品久久在线| 精品9999| 国精品一区二区三区| 国产美女在线精品免费观看| 欧美日韩一区自拍| 欧美精品在线视频| 女人天堂亚洲aⅴ在线观看| 久久精品亚洲一区| 亚洲欧美国产毛片在线| 亚洲亚洲精品在线观看| aa亚洲婷婷| 亚洲狼人综合| 91久久在线播放| 亚洲激情成人在线| 曰本成人黄色| 一区免费在线| 激情久久久久久久久久久久久久久久 | 米奇777在线欧美播放| 久久久久久欧美| 久久九九热免费视频| 欧美伊久线香蕉线新在线| 亚洲免费在线视频一区 二区| 一区二区三区产品免费精品久久75| 亚洲欧洲日产国产综合网| 在线观看91精品国产入口| 激情欧美一区| 在线成人av.com| 永久91嫩草亚洲精品人人| 精品成人免费| 亚洲国产日韩精品| 亚洲靠逼com| 一二美女精品欧洲| 亚洲专区一区二区三区| 欧美亚洲自偷自偷|