詳細內(nèi)容：Z41W不銹鋼閘閥應(yīng)用規(guī)范: 1、設(shè)計制造按GB12234-89 2、結(jié)構(gòu)長度按GB12221-89 3、法蘭尺寸按JB/T79-94 4、閥門檢查和試驗按GB13927 Z41W不銹鋼閘閥性能規(guī)范 型號 公稱壓力 （MPa） 實驗壓力 工作溫度（℃） 適用介質(zhì) 強度（水）（Mpa） 密封（水）空氣 低壓密封空氣（Mpa） Z4IH-16C Z41W-16P（R） 1.6 2.4 1.8 0.6 ≤200 NITRICACID 硝酸類 ACETICACID 醋酸類 NITRICACID Z41W-25P（R） 2.5 3.8 2.8 0.6 ≤200 硝酸類 Z41W-40P（R） 4.0 6.0 4.4 0.6 ≤200 ACETICACID Z41W-64P（R） 6.4 9.6 7.0 0.6 ≤200 醋酸類 Quality Service Commitment 質(zhì)量服務(wù)承諾書 24-hour service hotline:0519-8556-2851 ，138-150-19005 【Mr.Huang】 24小時服務(wù)熱--線：0519-8556-2851，138-150-19005 黃先生 Thank you for your trust and support of our company, we will be dedicated to serve you! 感謝您對我司的信賴與支持，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國際質(zhì)量體系認證要求、管理、生產(chǎn)閥門企業(yè)，對于閥門生產(chǎn)加工過程的每個環(huán)節(jié)均制訂了一系列詳細的工藝規(guī)程，并進行嚴(yán)格的控制。在出廠前都進行嚴(yán)格檢驗和試壓，使“中揚”產(chǎn)品質(zhì)量得到了可靠的保證。當(dāng)您買進“中揚閥門”產(chǎn)品時服務(wù)就一直伴隨著您，我們向您鄭重承諾： 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 assured 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 analysis 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)量問題，本公司承諾“三包”服務(wù)；即包修、包換、包退；讓您享受完全的優(yōu)質(zhì)服務(wù)，放心的購買！我們隨時提供覆蓋到全國任何一個城市用戶的技術(shù)支持，對任何用戶提出的產(chǎn)品問題，我們將在24小時內(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)到達用戶現(xiàn)場，問題沒解決不離開！我公司還對產(chǎn)品實行終身的技術(shù)支持，將定期派出售用服務(wù)人員進行上門咨詢服務(wù)。 Our confidence comes from your approval, your satisfaction is our greatest wish! 我們的信心來源于您的認可，您的滿意是我們最大的愿望！