影音先锋网友自拍_色五月视频播放_亚洲Av人片乱色午夜_又污又黄 国产一区无码_美女在线网站_日本成人精品久久_欧美熟女一级性爱_欧美成人国产精_新婚蜜月中出中文字幕_亚洲三级二区

一、氣動蝶閥產(chǎn)品概述

對夾式氣動蝶閥，90°回轉(zhuǎn)開關(guān)輕松，密封可靠，使用壽命長，被廣泛用于水廠、電廠、鋼廠、造紙、化工、飲食等系統(tǒng)供排水中，作為調(diào)節(jié)和截止使用。

二、氣動蝶閥特點

1、本閥采用雙偏心結(jié)構(gòu)，具有越關(guān)越緊的密封功能，密封性能可靠。

2、密封副材料選用不銹鋼和丁腈耐油橡膠配對，使用壽命長。

3、橡膠密封圈即可位于閥體上，也可以位于蝶板上，可適用不同特點的介質(zhì)，供用戶選擇。

4、蝶板采用框架結(jié)構(gòu)，強度高，過流面積大，流阻小。

5、整體烤漆、能有效地防止銹蝕且只要更換密封閥座密封材料，就可使用于不同介質(zhì)。

6、本閥具有雙向密封功能，安裝時不受介質(zhì)流向的控制，也不受空間位置的影響，可在任何方向安裝。

7、本閥結(jié)構(gòu)獨特，操作靈活，省力，方便。

三、氣動蝶閥主要結(jié)束參數(shù)

公稱通經(jīng)DN（mm)	50～2000		50～1600
公稱藥理PN（MPa)	0.6	1.0	1.6
密封試驗(MPa)	0.66	1.1	1.76
強度試驗(MPa)	0.9	1.5	2.4
適用溫度	丁腈橡膠：-40℃～90℃氟橡膠：-20℃～200℃
適用介質(zhì)	水、空氣、天然氣、油品及弱腐蝕性流體
泄漏率	符合GB/T13927-92標準
驅(qū)動方式	蝸輪傳動、電動、氣動、液動

 

四、氣動蝶閥主要零部件材料

零件名稱	材料
閥體	WCB、QT450-10、HT200、HT250
蝶板	WCB、QT450-10、HT200、HT250
閥軸	2Cr13
密封圈	丁腈耐油橡膠
填料	柔性石墨

 

五、氣動蝶閥執(zhí)行標準

制造標準	GB/T 122387-89
法蘭標準	GB9113-2000、GB17241.6-1998
結(jié)構(gòu)長度標準	GB12221-89
檢驗標準	GB/T 13927-92

 

氣動全襯膠對夾蝶閥D671J Download Google：
一、Product Parameters

1、Standard, product name, model, nominal diameter.

2、Medium, temperature and pressure range.

3、Are there any accessories, delivery time, special requirements, etc. so that we can choose the right type for you.

二、If the design unit has selected the valve model of our company, please order directly with our sales center according to the valve parameters.
三、When the occasion you use is very important or the environment is more complicated, please provide design drawings and detailed parameters, our engineer experts will concentrate on reviewing and analyzing for you. We can provide you with professional solutions, including design, custom-made, complete set, operation and service. We have always been a leader in the valve industry, providing you with the latest valve knowledge, best service, and best technical consultants. If you have any questions, please contact us, we will do our best to provide you with quality service.

Our company's product warranty period is one year from the factory date. We promise: three guarantees for quality, free repair / replacement of quality problems during the warranty period
1、Pre-sale Service

A、According to the special requirements of customers, technical exchange, design and manufacture of products.

B、Provide pre-sale technical questions for customers to help customers rationalize selection.

C、Provide new, special and difficult engineering production technology consultation or draw up suitable production plan

2、Sale Service

A、Keep the contract and deliver on time.

B、Keep in touch with customers in time to solve problems.

3、After-sales Service

A、Assist customers in drafting construction cases

B、Regular return visit usage

C、During the warranty period, free repair / replacement of quality problems