SR. NO.
DIAMETER
WEIGHT PER RM
‘A’ CLASS
‘B’ CLASS
‘C’ CLASS
01
15 mm (1/2 ”)
1.01 kg
1.28 kg
1.51 kg
02
20 mm (3/4 “)
1.48 kg
1.65 kg
1.97 kg
03
25 mm (1 “)
2.10 kg
2.54 kg
3.08 kg
04
32 mm (1 ¼ “)
2.72 kg
3.27 kg
3.97 kg
05
40 mm (1 ½ “)
3.40 kg
3.76 kg
4.58 kg
06
50 mm (2 “)
4.32 kg
5.31 kg
6.38 kg
07
65 mm (2 ½ “)
6.10 kg
6.81 kg
8.20 kg
08
80 mm (3 “)
7.20 kg
8.85 kg
10.51 kg