Here we will tell you about the main testings of fully welded steel ball valves in the factory test line.
– Fully welded steel ball valves strength test. Fully welded steel ball valves installed on all types of piping are required to be rigorously tested before they are installed, which is ensuring that the valves are functioning properly. The usual tests are carried out from the following aspects: stress testing, safety, valve tightness;
– Fully welded steel ball valves sealing test. The first closure of the ball valves will be the media from the sleeve through the valve pressure. The nominal pressure of the ball valves 1.1 times and then Through the hose access to the container with water detection, the depth is about 1cm.