Diameter:63mm/100mm/150mm
Accuracy class:0.4,1.0, 1.6, 2.5, etc.
Prodection：IP65
Connection:M20x1.5,G1/2,NPT1/2,M14x1.5,G1/4
Case：SUS304/SUS316/SUS316L steel.
Core Features: High accuracy class (e.g., Class 0.4, Class 0.25), suitable for calibrating standard working pressure gauges or conducting precision measurements.
Application scenarios:
Calibration tools for on-site instrument technicians in oilfields.
Key points requiring precise measurement and accounting.