Made to ASTM Specifications E677.
Joint
Size
|
Clamp
Size
|
Tube
O.D. mm
|
12/1
|
12
|
6.5
|
12/2
|
12
|
7.5
|
12/3
|
12
|
8.0
|
12/5
|
12
|
8.0
|
18/7
|
18
|
10.0
|
.
|
.
|
.
|
18/9
|
18
|
13.0
|
28/12
|
28
|
16.0
|
28/15
|
28
|
19.0
|
35/20
|
35
|
22.0
|
35/25
|
35
|
28.0
|
.
|
.
|
.
|
40/25
|
40
|
28.0
|
50/30
|
50
|
36.0
|
65/40
|
65
|
45.0
|
75/50
|
75
|
58.0
|
102/75
|
102
|
80.0
|