特种设备定期检验中哪些设备的压力表必须检定

Which Pressure Gauge on Equipment Must be Certified When Periodical Inspection of Special Equipment

特种设备上定期检验所关心的主要是有安全防护作用的仪表,对这些仪表应实行强制检定。规定以外的其他计量标准器具和工作计量器具,使用单位可以自行决定定期校准或者送其他计量检定机构检定或校准。

The main concern of the periodical inspection of special equipment is the instrument with safety protection, which should be compulsory verification for these instruments. Other standards and instruments of measurement other than the regulations are available. The user can decide periodically to calibrate it or send it to other metrological verification institutions for verification or calibration.