Unit: mm
DN |
Nominal Pipe Size |
Minimum Length, A |
Square Head Plugs |
Round Head Plugs |
Hex Plug & Bushings | ||||
Minimum Square Height, B |
Minimum Width Flats, C |
Nominal Head Diameter, E |
Minimum Length, D |
Nominal Width Flats, F |
Minimum Hex Height | ||||
Bushing, G |
Plug, H | ||||||||
6 |
1/ |
10 |
6 |
7 |
10 |
35 |
11 |
-- |
6 |
8 |
1/4" |
11 |
6 |
10 |
14 |
41 |
16 |
3 |
6 |
10 |
3/8" |
13 |
8 |
11 |
18 |
41 |
18 |
4 |
8 |
15 |
1/2" |
14 |
10 |
14 |
21 |
44 |
22 |
5 |
8 |
20 |
3/4" |
16 |
11 |
16 |
27 |
44 |
27 |
6 |
10 |
25 |
1" |
19 |
13 |
21 |
33 |
54 |
36 |
6 |
10 |
32 |
1-1/4" |
21 |
14 |
24 |
43 |
54 |
46 |
7 |
14 |
40 |
1-1/2" |
21 |
16 |
28 |
48 |
54 |
50 |
8 |
16 |
50 |
|
22 |
18 |
32 |
60 |
64 |
65 |
9 |
18 |
65 |
2-1/ |
27 |
19 |
36 |
73 |
70 |
75 |
10 |
19 |
80 |
3" |
28 |
21 |
41 |
89 |
70 |
90 |
10 |
21 |
100 |
4" |
32 |
25 |
65 |
114 |
76 |
115 |
13 |
25 |
General Note;
(a) Cautionary Note Regarding Hex Bushings: Hex head bushings of one-size reduction should not be used in services where they might be subject to harmful loads and forces other than internal pressures.