Feature
+Jcss Calibration Certification
+The Models PD82 and 89 are high-precision dead-weight testers which use dry nitrogen as the medium.
+These models are suitable for calibration of precision pressure devices or as the standard pressure generation system of various equipment.
+The pressure receiving part uses a piston and cylinder system to provide a stable and precise standard pressure.
+Taking into account rust, wear, and magnetism, the dead-weights are made of stainless steel.