Is the No. 2 port of the internal structure of the vacuum pneumatic ball valve cylinder open or closed- Shanghai Dongfeng Pump Valve Factory - 上海花千坊_上海龙凤花坛_夜上海最新论坛

Is the No. 2 port of the internal structure of the vacuum pneumatic ball valve cylinder open or closed?

Is the No. 2 port of the internal structure of the vacuum pneumatic ball valve cylinder open or closed?

The shock absorption performance of ball valve shock absorber needs to be identified through the shock absorption test. The vibration damping test is generally only carried out when the shock absorber is newly designed and trial produced, and after mass production, the test will not be carried out on each ball valve shock absorber; Only the final type test will be carried out.
However, for special pneumatic ball valves, or shock absorbers that must be adjusted in the vibration reduction test to meet the technical requirements, they need to be tested one by one.
The vibration damping test should be carried out on the whole machine, so that the test conditions are the actual working conditions; The vibration damping test can also be carried out on a special vibration damping test bench, that is to say, simulate the actual working conditions, artificially create the vibration source, compare the difference between the shock absorber not installed and the shock absorber installed, so as to evaluate the quality of the shock absorber. According to different situations, different vibration sources can be artificially simulated for testing. Different equipment has different requirements for vibration. Jiuao designs different detection methods and selects different detection equipment according to the use of different products to achieve the best valve effect. For e-commerce sales of pneumatic ball valves for damping ball valves, there are many categories and manufacturers of pneumatic ball valves for damping ball valves, and it is impossible to distinguish the true and false manufacturers. It is also an e-commerce website, but the cost of capital and manpower invested is high, so it is necessary to vigorously promote online.
Nowadays, the online competition is more intense than ever before, leading to network optimization companies are afraid to accept orders. The online sales of damping ball valve pneumatic ball valve and pneumatic ball valve are the most popular products in the industry. In order to compete for online orders, it is even more difficult to use all kinds of tricks. Bad market competition will backfire. Now is the era of advanced information technology. For online sales, who can be independent, who can seize the first opportunity.

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