产品特点

1、本阀采用三偏心密封结构，阀座与蝶板几乎无磨损，具有越观越紧的密封功能。 

2、密封圈选用不锈钢制作，具有金属硬密封和弹性密封的双重优点，

无论在低温和高温的情况下，均具有优良的密封性能,具有耐腐蚀,使用寿命长等特点。 

3、碟板密封面采用堆焊钴基硬质合金，密封面耐磨损，使用寿命长． 

4、大规格蝶板采用绗架结构，强度高，过流面积大，流阻小。 

5、本阀具有双向密封功能，安装时不受介质流向的限制，

也不受空间位置的影响，可在任何方向安装。 

6、驱动装置可以多工位（旋转90°或180°）安装，便于用户使用。

 

技术性能

 

D943H电动硬密封法兰蝶阀适用于水、蒸汽、油品、空气、煤气等各种不同介质，

本公司生产的D943H电动硬密封法兰蝶阀的主要特点有： 

1、适用温度-20~+425oC； 

2、工作压力大，耐磨损，使用寿命长，启闭时间迅速； 

3、D943H电动硬密封法兰蝶阀密封性能好，具有自动定心作用，泄漏量小；

4、F四氟密封适用温度≤160oC。电动硬密封法兰蝶阀已被广泛应用于饮料、医药、石化、食品、

化工、电厂、钢厂、工业环保水处理、高层建筑给排水管路等多种管路上作调节介质流量和启闭之用。

 

采用标准

制造标准	JB/T8527-97	法兰标准	GB9113
结构长度标准	CB12221-89	检验标准	GB/T13927-92

主要性能范围

公称通径	DN（mm）	50-2000				50-500
公称压力	PN(MPa)	0.6	1.0	1.6	2.5	4.0
试验压力	强度试验	0.9	1.5	2.4	3.75	6.0
	密封试验	0.66	1.1	1.76	2.75	4.4
	气密封试验	0.6	0.6	0.6	0.3	0.6
惨漏率	〈0.1*DNmm3/s（符合GB/T13927-92标准）
适用温度	碳钢：-29℃-425℃；不锈钢，铬钼钢;-40℃-550℃
适用介质	空气，水，蒸汽，油品以及酸碱盐带有弱腐蚀性介质等
驱动形式	蜗杆涡轮传动，电传动

主要零件材料

零件名称	材料	零件名称	材料
阀体	碳钢，不锈钢，铬钼钢，合金钢	阀杆	ZCr13.1Cr13不锈钢，铬钼钢
蝶板	碳钢，不锈钢，铬钼钢，合金钢	轴承	奥氏体不锈钢。304氨化
密封圈	不锈钢与耐高温石棉板组成多层次	填料	柔性石墨

D943W/F-6/10/16P/25R电动法兰不锈钢蝶阀 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