Products
Contact UsAddress:Yongjia Dongou Jie Dao Wu Xing Industrial Zone
Manager:Mr. Chi
Phone:13777715926
Tel:0577-67332818
Fax:0577-67370569
Network:www.ndxp.com.cn
This valve is a safety protective valve, used in ammonia, liquid ammonia, oil and othernon corrosive medium. In the media in the pipeline flow rate exceeds the set value is too large to shut immediately, automatically shut down in the pipeline or attachments corrupted velocity, preventing the occurrence and expansion of the accident, usually installed in the tank or pipe export, import and export, the safety and reliability ofprotect downstream equipment. The driving means can be automatically connecting mode can be selected, flange, the structure can be used for current limiting type, the sealing structure can use soft seal, seal, pressure PN0.1-4.0Mpa, nominal diameter is DN25-200mm, the use of cast iron, cast steel materials, stainless steel. Due to the use of the scope of the valve is very wide, with a valve has different collocation in theoccasion with different conditions, if you are a non professional, welcome you to the company to inquire. The company has professional technical staff to serve you!
The material of main parts and standard
Parts name material
Valve body of WCB CF8 CF3M
Spring F304 F316L
In F304 F316L
O type Chuan Ding Qing rubber
Flange connection JB/T79-84
The length of the structure of GB 12221-89
Performance specification table
The nominal pressure of 2.5 Mpa
Strength test 3.8
The maximum operating temperature of -29-+80 DEG C
Closing velocity 3-5m-s
The normal velocity is less than or equal to 1.5m/s
"10 seconds off the time
Suitable medium: liquefied petroleum gas, ammonia, oil, natural gas and other non corrosive medium.
Main dimensions
The maximum flow DN-JIS L: L / Max.FIoW/min
Mm in
251 "160160
32 1-1/4 "200400
40 1-1/2 "200400
502 "240640
803 "2831600
1004 "3052500
1506 "4033300
2008 "5025900
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