Breathing manhole is a safety emergency ventilation device installed on the top of the storage tank of petroleum, chemical and other materials. Its main function is to play the role of pressure relief or gas inhalation when the storage tank is caused by sudden overpressure or vacuum due to accidental reasons, so as to protect the safety of the storage tank and its internal materials.
All-weather sealing structure: The breathing manhole adopts all-weather sealing design to ensure that the external air and moisture can be effectively isolated under normal circumstances to prevent the material from moisture or pollution.
Constant pressure discharge and suction: Through the regulating device, the breathing manhole can achieve constant pressure discharge and suction, ensuring that the internal pressure of the tank is always maintained within the safe range.
Safe and reliable: The design of the breathing manhole takes full account of safety and reliability, and can respond quickly in emergency situations to protect the safety of the storage tank and its surrounding environment.
enforce standards
SY/T 0511.1-2010 Oil storage tank breathing valve
API 2000
Breathing manhole Emergency pressure relief valves structure chart:
Conventional valves are suitable for -29 ° C ~+120 ° C, if beyond this range, please specify when ordering.
According to different valve materials can be applied to: gasoline, kerosene, diesel, aromatics, sulfur, air and
other petrochemical materials
Each product in this category is designed to meet a specific sample.
If you have any questions, please do not hesitate to contact our team
for customized products.
The following are not related to the product:
Xuanzong was overjoyed and thought that Li Linfu had spoken to his heart, so he asked, "Who can take on this great responsibility?" Li Linfu rolled his eyes and said: "General Wang Tianyun of Anxi can also." Everyone said that Li Linfu was a rogue, good at playing power, in fact, this duke was a very capable iron-fisted prime minister, although he was favored by the dictatorship, but abide by the rules, and extremely efficient, and especially good at controlling all kinds of brave generals at that time, the Tang Dynasty border of the important generals, many are born Hu, although good at combat, but also brutal and arrogant, can see Prime Minister Li, one atmosphere did not dare to come out Arrogant as An Lushan, but also nervous sweat. Although Li Linfu is the prime minister, but also with the position of the great protector of Anxi, the border will know well. In this way, the court sent an order to Yu Fu Menglingcha, naming Wang Tianyun as the Lord general, to teach little Bolu. Who is Flamenca? The Qiang ethnic group, at that time, the governor of Anxi, led the leadership and settled in the four towns of Anxi in Qiuci, which is today's Kuqa in Xinjiang.