G - Rating Chart for Gas Meters

Sr No.
G- CODE
MAX Flow Rate
(m3/hr)
(ft3/hr)
1
G 1.6
2.5
88
2
G-4
6
212
3
G-6
10
353
4
G-10
16
565
5
G-16
25
883
6
G-25
40
1413
7
G-40
65
2300
8
G-65
100
3532
9
G-100
160
5651
10
G-160
250
8830
11
G-250
400
14128
12
G-400
650
22960
13
G-650
1000
35320
14
G-1000
1600
56512
15
G-1600
2300
81236
16
G-2300
-
-

ANSI STANDARDS:-
ANSI B109.1- Diaphragm type Gas Displacement meters.  (under 500 ft3/hr)
ANSI B109.2 - Diaphragm type Gas Displacement meter.  (500 ft3/hr and over)
ANSI B109.3 - Rotary type Gas Displacement meters