一、蜗轮对夹式蝶阀产品概述

我公司研制的软密封中线对夹式蝶阀，双偏心法兰式蝶阀结构紧凑，90°回转开关轻松，

密封可靠，使用寿命长，被广泛用于水厂、电厂、钢厂、造纸、化工、饮食等系统供排水中，作为调节和截止使用。

 

二、蜗轮对夹式蝶阀特点

 

1、本阀采用双偏心结构，具有越关越紧的密封功能，密封性能可靠。

2、密封副材料选用不锈钢和丁腈耐油橡胶配对，使用寿命长。

3、橡胶密封圈即可位于阀体上，也可以位于蝶板上，可适用不同特点的介质，供用户选择。

4、蝶板采用框架结构，强度高，过流面积大，流阻小。

5、整体烤漆、能有效地防止锈蚀且只要更换密封阀座密封材料，就可使用于不同介质。

6、本阀具有双向密封功能，安装时不受介质流向的控制，也不受空间位置的影响，可在任何方向安装。

7、本阀结构独特，操作灵活，省力，方便。

 

三、蜗轮对夹式蝶阀主要参数

 

公称通经DN（mm)	50～2000		50～1600
公称药理PN（MPa)	0.6	1.0	1.6
密封试验(MPa)	0.66	1.1	1.76
强度试验(MPa)	0.9	1.5	2.4
适用温度	丁腈橡胶：-40℃～90℃氟橡胶：-20℃～200℃
适用介质	水、空气、天然气、油品及弱腐蚀性流体
泄漏率	符合GB/T13927-92标准
驱动方式	蜗轮传动、电动、气动、液动

四、蜗轮对夹式蝶阀主要零部件材料

 

零件名称	材料
阀体	WCB、QT450-10、HT200、HT250
蝶板	WCB、QT450-10、HT200、HT250
阀轴	2Cr13
密封圈	丁腈耐油橡胶
填料	柔性石墨

五、蜗轮对夹式蝶阀执行标准

制造标准	GB/T 122387-89
法兰标准	GB9113-2000、GB17241.6-1998
结构长度标准	GB12221-89
检验标准	GB/T 13927-92

六、蜗轮对夹式蝶阀主要外形连接尺寸

　　　　　　　　　　　　　　　　　　　　　　 单位：mm

DN	L	H	HO	A	B	0.6MPa		1.0MPa		1.6MPa
						DO	n-d	DO	n-d	DO	n-d
50	43	63	306	180	200	110	4-14	125	4-18	125	4-18
65	46	70	321	180	200	130	4-14	145	4-18	145	4-18
80	46	83	346	180	200	150	4-18	160	8-18	160	8-18
100	52	105	387	180	200	170	4-18	180	8-18	180	8-18
125	56	115	411	180	200	200	8-18	210	8-18	210	8-18
150	56	137	447	270	280	225	8-18	240	8-22	240	8-22
200	60	164	572	270	280	280	8-18	295	8-22	295	8-22
250	68	206	646	270	280	335	12-18	350	12-22	355	12-26
300	78	230	738	380	420	395	12-22	400	12-22	410	12-26
350	78	248	761	380	420	445	12-22	460	16-22	470	16-26
400	102	289	877	450	470	495	16-22	515	16-26	525	16-30
450	114	320	938	480	490	550	16-22	565	20-26	585	20-30
500	127	343	993	480	490	600	20-22	620	20-26	650	20-33
600	154	413	1131	480	490	705	20-26	725	20-30	770	20-36
700	165	478	1476	640	660	810	24-26	840	24-30	840	24-36
800	190	525	1533	640	660	920	24-30	950	24-33	950	24-39
900	203	585	1655	750	860	1020	24-30	1050	28-33	1050	38-39
1000	216	6, 40	1765	850	900	1120	28-30	1160	28-36	1170	28-42
1200	254	755	1995	850	900	1340	32-33	1380	32-39	1390	32-48

D371X-10涡轮软密封对夹铸铁蝶阀 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