H44H、H44Y、H44W型法蘭旋啟式止回閥系列產(chǎn)品可做到PN420的壓力，DN1200以上的口徑，根據(jù)殼體和密封材料不一樣，可以使用任何工作介質(zhì)和和任何工作溫度范圍，鑄鋼旋啟式止回閥適用于水、蒸汽、氣體，旋啟式止回閥適用于水、油、氣、食品、油品、藥品等多種介質(zhì)工況。
【產(chǎn)品特點(diǎn)】
  1、閥瓣關(guān)閉快速，水錘壓力??；
  2、水平或垂直管道均可使用，安裝方便；
  3、流道通暢、流體阻力??；
  4、動(dòng)作靈敏、密封性能好；
  5、閥瓣行程短、關(guān)閥沖擊力小；
  6、整體結(jié)構(gòu)、簡(jiǎn)單緊湊、造型美觀；
  7、使用壽命長(zhǎng)、性高。

【執(zhí)行標(biāo)準(zhǔn)】
  設(shè)計(jì)規(guī)范：GB/T 12236  BS 1868
  結(jié)構(gòu)長(zhǎng)度：GB/T 12221  AE B16.10
  法蘭連接：GB/T 9113  AE B16.5
  試驗(yàn)與檢驗(yàn)：GB/T 13927  API 598  API 6D
【性能參數(shù)】

【主要外形尺寸】
H44H/W/Y-16C/P/R/I   1.6MPa主要外形尺寸

H44H/W/Y-25C/P/R/I   2.5MPa主要外形尺寸 

Thank you for your trust and support of our company, we will be dedicated to serve you!

感謝您對(duì)我司的信賴(lài)與支持，我們將盡心為您服務(wù)！

Our company according to ISO9001 international quality system certification requirements, management, production valve business, for the valves every aspect of the production process have developed a series of detailed technical rules and strict control. In the factory have strict inspection and pressure test, so that "the Young" product quality has been a reliable guarantee.

When you buy "ZhongYang Valve" products has been accompanied by a service to you, our solemn promise to you:

我公司根據(jù)ISO9001國(guó)際質(zhì)量體系要求、管理、生產(chǎn)閥門(mén)企業(yè)，對(duì)于閥門(mén)生產(chǎn)加工過(guò)程的每個(gè)環(huán)節(jié)均制訂了一系列詳細(xì)的工藝規(guī)程，并進(jìn)行嚴(yán)格的控制。在出廠前都進(jìn)行嚴(yán)格檢驗(yàn)和試壓，使“中揚(yáng)”產(chǎn)品質(zhì)量得到了的。當(dāng)您買(mǎi)進(jìn)“中揚(yáng)閥門(mén)”產(chǎn)品時(shí)服務(wù)就一直伴隨著您，我們向您鄭重：

  Product is sold within a year if quality problems, the company promises "three guarantees" service; namely repair, replace or return; allowing you to enjoy the full service, rest ured to buy! We are ready to provide coverage to any city nationwide technical support to users for any product issues raised by users, within 24 hours we will make an ysis and answer. If you need service, our service staff will arrive within 1-3 days of the user site, did not solve the problem does not leave! I also introduced the product lifetime technical support, will periodically send service personnel for sale with onsite consulting services.

   產(chǎn)品售出一年內(nèi)如有質(zhì)量問(wèn)題，本公司“三包”服務(wù)；即包修、包換、包退；讓您享受的優(yōu)質(zhì)服務(wù)，放心的購(gòu)買(mǎi)！我們提供覆蓋到任何一個(gè)城市用戶(hù)的技術(shù)支持，對(duì)任何用戶(hù)提出的產(chǎn)品問(wèn)題，我們將在24小時(shí)內(nèi)作出分析和回答。若需要售后服務(wù)，我們的售后服務(wù)人員將在1-3天內(nèi)到達(dá)用戶(hù)現(xiàn)場(chǎng)，問(wèn)題沒(méi)解決不離開(kāi)！我公司還對(duì)產(chǎn)品實(shí)行的技術(shù)支持，將定期派出售用服務(wù)人員進(jìn)行上門(mén)咨詢(xún)服務(wù)。

  Our confidence comes from your approval, your satisfaction is our greatest wish!

  我們的信心來(lái)源于您的，您的滿(mǎn)意是我們的愿望！