... gas, liquefied petroleum gas, marsh gas, etc. The meter performance can fulfill OIML R31-1995standard and EN1359-1998 standard ... advantages as follows: beautiful appearance, aluminium alloy case with special surface technique, with anti-reverse device inside, high sensitivity ... technical parameters G1.6, G2.5 aluminium case gas meter 1. Meter body: aluminium alloy. 2. For bodies with screws there ...