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 一、蝸輪對夾式蝶閥產品概述

我公司研制的軟密封中線對夾式蝶閥，雙偏心法蘭式蝶閥結構緊湊，90°回轉開關輕松，

密封可靠，使用壽命長，被廣泛用于水廠、電廠、鋼廠、造紙、化工、飲食等系統供排水中，作為調節和截止使用。

 

二、蝸輪對夾式蝶閥特點

 

1、本閥采用雙偏心結構，具有越關越緊的密封功能，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，供用戶選擇。

4、蝶板采用框架結構，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。

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

7、本閥結構獨特，操作靈活，省力，方便。

 

三、蝸輪對夾式蝶閥主要參數

 

公稱通經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	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
驅動方式	蝸輪傳動、電動、氣動、液動

四、蝸輪對夾式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、蝸輪對夾式蝶閥執行標準

制造標準	GB/T 122387-89
法蘭標準	GB9113-2000、GB17241.6-1998
結構長度標準	GB12221-89
檢驗標準	GB/T 13927-92

六、蝸輪對夾式蝶閥主要外形連接尺寸

　　　　　　　　　　　　　　　　　　　　　　 單位：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渦輪軟密封對夾鑄鐵蝶閥 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