Is the boiler pressure gauge mandatory?
Where measuring instruments must be qualified testing, or where the measurement standards?.
Is. Moreover, there are six months a year, some of which are examined once a year
The use of pressure meter of boiler has its special requirements, because the security level of the boiler is high, prone to burst pipes, excessive temperature and pressure, the drum is the key equipment, so the more stringent requirements than the general pressure gauge. Considering the safety of the boiler, steam boiler and national mandatory requirements, the pressure gauge must be per package the first half of the test once, also must have the qualification of certification institutions. At the same time, the pressure gauge requires a large dial of 250. In fact, not just the boiler requirements, other types of pressure vessels have such requirements.
