3. Jointting |
Pipe |
Applicable |
Before |
After |
Std.Thick |
Min.Bolting |
10~50A |
50 kg/cm2 |
3 mm |
5 mm |
0.2~0.3 mm |
75 kgf/cm |
50A~300A |
" |
5 mm |
8 mm |
0.3~0.4 mm |
100 kgf/cm |
" |
20 kg/cm2 |
7 mm |
10 mm |
0.4~0.5 mm |
125 kgf/cm |
" |
" |
10 mm |
14 mm |
0.7~0.9 mm |
125 kgf/cm |
" |
" |
13 mm |
17 mm |
1.0~1.2 mm |
150 kgf/cm |
300A~ |
" |
16 mm |
20 mm |
1.5~2.0 mm |
150 kgf/cm |
" |
" |
19 mm |
25 mm |
2.0~2.5 mm |
150 kgf/cm |
" |
" |
25 mm |
30 mm |
2.5~3.0 mm |
150 kgf/cm |