• Baltic Valve Technical Articles

First, we need to master performance flow characteristics, temperature, pressure and flow rates of media, and then combine them with technology, operation, safety and other factors in order to choose ...

read more


The disc of the gate valve is the gate, whose direction of movement is perpendicular to the flow direction of the fluid. The gate valve can only be fully opened and closed, and can not be used to...

read more


Buried fully welded ball valves have been widely used in a variety of fields. Although there are many buried fully welded ball valves on the current valve market, the quality of them is greatly differ...

read more


Performance Tests of Valves

  • Oct Mon, 2017
  • Hits: 4

Motion performance tests of manual valves Open the valve; increase the pressure of the valve cavity until the pressure reaches the required pressure of the test; close the valve with the specified tor...

read more


1. Inspect whether internal and external surfaces of valve bodies have defects such as sand holes, cracks, etc. 2. Inspect whether the valve seat is firmly connected with the valve body; whether the v...

read more


Selection Steps of Valves

  • Sep Wed, 2017
  • Hits: 9

When we select the appropriate valves for the pipelines or the equipment, the following steps of selecting valves are supposed to be followed.   1. Determine valves' working conditions which ...

read more


The hemispherical and v-shaped ball The purpose of using the hemispherical ball for the ball valve is to reduce the weight of the ball as the internal part, so as to achieve the pu...

read more


Ball valves can be classified into floating ball valves and trunnion ball valves due to the two types of their balls, that is, the floating balls and the fixed balls. Besides these two kinds of b...

read more


The plug valve can also be called the 90 degree rotary switch valve which has the best flow performance and the minimum fluid resistance next only to those of the ball valve. If the plug va...

read more