22
Required Tightening Torque for Flare Nut
Nominal outside diameter
(according to EN 12735-1 and EN 12735-2)
Minimum wall
Thickness
(mm)
Tightening torque
(N·m)
Metric series
(mm)
Imperial series
(mm)
(in)
6
0,80
14 -- 18
6,35
1/4
0,80
14 -- 18
7,94
5/16
0,80
33 -- 42
8
0,80
33 -- 42
9,52
3/8
0,80
33 -- 42
10
0,80
33 -- 42
12
0,80
50 -- 62
12,7
1/2
0,80
50 -- 62
15
0,80
63 -- 77
15,88
5/8
0,95
63 -- 77
18
1,00
90 -- 110
19,06
3/4
1,00
90 -- 110
4.2 Model of Branch Pipe
(1) E-102SN
The model of E-102SN branch pipe is used for the model of RAS-3.0~6.5HNBRKQ1 and
RAS-7.0~12HNBRMQ1 outdoor unit.
Unit: mm
Model
E-102SN forRAS-3.0~6.5HNBRKQ1 and RAS-7.0~12HNBRMQ1
Gas Pipe
Liquid Pipe