G10-G65 Indus.& Commercial Gas Meters

G10/G16/G25/G40/G65 gas meters are diaphragm volumetric meters. They are suitable for accumulative measurement of the combustible gases such as coal gas, natural gas, LPG etc. Its technical specifications are according to the regulations of GB6968 or OIML-R31.

I. Characteristics

1. Top twin pipe connections;
2. Synthetic rubber diaphragm;
3. Number roller type mechanical index;
4. Valves and seats made of wear resistant phenolic plastics;
5. High sensitivity and accurate measurement;
6. Equipped with anti-inversion system and back stop device to prevent inverse pass of gas.

II. Dimension:


III.Technical data:

                              Type
Specs
G10
G16
G25
G40
G65
Max. Flow Rate              Qmax m3/h
16
25
40
65
100
Min. Flow Rate              Qmin m3/h
0.1
0.16
0.25
0.4
0.65
Meas ave
Error		 0.1Qmax≤Q≤Qmax
B±1.5%; A±2%
Qmin≤Q<0.1Qmax
±3%
Max Presure Loss             Pa
≤300
 ≤400
Operation Pressure           KPa
0.5-10
Dimension                    C(mm)
335
510
                             B(mm)
474
710
                             A(mm)
329
379
                             D(mm)
457
555
717
820
Max. Reading
999999.99m3
Connection Thread
DN80PN1.0Mpa
GB9121.2-88
Weight                      kg
26kg
30kg
59kg
77kg


IV.Characteristil curve: