Yk-100Z series mud pressure gauge are mainly used for measuring dynamatic pressure ,transient pressure and static pressure... Range: 0~16, ... , 2.5 Case : 4'' Yk-100Z series mud pressure gauge are mainly used for measuring dynamatic pressure ,transient pressure and static pressure ... , R2, NPT2, M42×2, M20×1.5StandardJB/T6804 YK-100Z Mud Manometer