HALF COUPLING
ASME B16.11 -2016 (Revision of ASME B16.11-2011)
Dimensions in millimeters
Socket Welding |
|||||||
DN |
Nom. |
B(2) |
C(1) |
D |
F |
j |
|
(Avg) |
(Min) |
||||||
3000Lb
6 |
1/8 |
10.8 |
3.18 |
3.18 |
6.9 |
16.0 |
9.5 |
8 |
1/4 |
14.2 |
3.78 |
3.30 |
9.3 |
16.0 |
9.5 |
10 |
3/8 |
17.6 |
4.01 |
3.50 |
12.6 |
17.5 |
9.5 |
15 |
1/2 |
21.8 |
4.67 |
4.09 |
15.8 |
22.5 |
9.5 |
20 |
3/4 |
27.2 |
4.90 |
4.27 |
21.0 |
24.0 |
12.5 |
25 |
1 |
33.9 |
5.69 |
4.98 |
26.7 |
28.5 |
12.5 |
32 |
1-1/4 |
42.7 |
6.07 |
5.28 |
35.1 |
30.0 |
12.5 |
40 |
1-1/2 |
48.8 |
6.35 |
5.54 |
40.9 |
32.0 |
12.5 |
50 |
2 |
61.2 |
6.93 |
6.04 |
52.5 |
41.0 |
16.0 |
65 |
2-1/2 |
73.9 |
8. 76 |
7.67 |
62.7 |
43.0 |
16.0 |
80 |
3 |
89.8 |
9.52 |
8.30 |
77.9 |
44.5 |
16.0 |
100 |
4 |
115.2 |
10.69 |
9.35 |
102.3 |
48.0 |
19.0 |
6000Lb
6 |
1/8 |
10.8 |
3.96 |
3.43 |
4.0 |
16.0 |
9.5 |
8 |
1/4 |
14.2 |
4.60 |
4.01 |
6.4 |
16.0 |
9.5 |
10 |
3/8 |
17.6 |
5.03 |
4.37 |
9.2 |
17.5 |
9.5 |
15 |
1/2 |
21.8 |
5.97 |
5.18 |
11.8 |
22.5 |
9.5 |
20 |
3/4 |
27.2 |
6.96 |
6.04 |
15.6 |
24.0 |
12.5 |
25 |
1 |
33.9 |
7.92 |
6.93 |
20.7 |
28.5 |
12.5 |
32 |
1-1/4 |
42.7 |
7.92 |
6.93 |
29.5 |
30.0 |
12.5 |
40 |
1-1/2 |
48.8 |
8.92 |
7.80 |
34.0 |
32.0 |
12.5 |
50 |
2 |
61.2 |
10.92 |
9.50 |
42.9 |
41.0 |
16.0 |
9000Lb
15 |
1/2 |
21.8 |
9.35 |
8.18 |
6.4 |
22.5 |
9.5 |
20 |
3/4 |
27.2 |
9.78 |
8.56 |
11.1 |
24.0 |
12.5 |
25 |
1 |
33.9 |
11.38 |
9.96 |
15.2 |
28.5 |
12.5 |
32 |
1-1/4 |
42.7 |
12.14 |
10.62 |
22.8 |
30.0 |
12.5 |
40 |
1-1/2 |
48.8 |
12.70 |
11.12 |
28.0 |
32.0 |
12.5 |
50 |
2 |
61.2 |
13.84 |
12.12 |
38.2 |
41.0 |
16.0 |
Average of socket Wall Thickness around periphery shall be no less than listed values. The minimum values are permitted in localized areas
Dimensions in millimeters.
Threaded |
|||||
DN |
Nom Pipe Size |
Length of Thread. |
W |
D |
|
B(*) |
L2(*) |
||||
3000Lb
6 |
1/8 |
6.4 |
6.7 |
32 |
16 |
8 |
1/4 |
8.1 |
10.2 |
35 |
19 |
10 |
3/8 |
9.1 |
10.4 |
38 |
22 |
15 |
1/2 |
10.9 |
13.6 |
48 |
28 |
20 |
3/4 |
12.7 |
13.9 |
51 |
35 |
25 |
1 |
14.7 |
17.3 |
60 |
44 |
32 |
1-1/4 |
17.0 |
18.4 |
67 |
57 |
40 |
1-1/2 |
17.8 |
18.4 |
79 |
64 |
50 |
2 |
19.0 |
19.2 |
86 |
76 |
65 |
2-1/2 |
23.6 |
28.9 |
92 |
92 |
80 |
3 |
25.9 |
30.5 |
108 |
108 |
100 |
4 |
27.7 |
33.0 |
121 |
140 |
6000Lb
6 |
1/8 |
6.4 |
6.7 |
32 |
22 |
8 |
1/4 |
8.1 |
10.2 |
35 |
25 |
1 0 |
3/8 |
9.1 |
10.4 |
38 |
32 |
15 |
1/2 |
10.9 |
13.6 |
48 |
38 |
20 |
3/4 |
12.7 |
13.9 |
51 |
44 |
25 |
1 |
14.7 |
17.3 |
60 |
57 |
32 |
1-1/4 |
17.0 |
18.4 |
67 |
64 |
40 |
1-1/2 |
17.8 |
18.4 |
79 |
76 |
50 |
2 |
19.0 |
19.2 |
86 |
92 |
65 |
2-1/2 |
23.6 |
28.9 |
92 |
108 |
80 |
3 |
25.9 |
30.5 |
108 |
127 |
100 |
4 |
27.7 |
33.0 |
121 |
159 |
Dimension B is minimum length of perfect thread. The length of useful thread (B plus threads with fully formed root and, flat crests) shall not be less than L2 (effective length of external thread) required by American National Standard for pipe threads (ANSI I ASME B1.20.1) .
DIMENSIONAL TOLERANCE OF ASME B16.11
ASME B16.11-2016 (Unit : mm)
Item |
Type of |
Size |
||||
DN |
6 to 8 |
10 to 20 |
25 to 50 |
65 to 100 |
||
NPS |
1/8 to 1/4 |
3/8 to 3/4 |
1 to 2 |
2-1/2 to 4 |
||
Bore diameter of socket (B) |
All types of |
+0.4 |
+0.4 |
+0.4 |
+0.4 |
|
Bore diameter of fitting (D) |
||||||
±0.7 |
±0.7 |
±0.7 |
±1.4 |
|||
Concentricity of bore (X) |
||||||
+ 0.8 |
||||||
Coincidence of axes (Y) |
1/200 Max |
|||||
Center to bottom of socket (A) |
45° 90° Elbow |
±1.0 |
±1.5 |
±2.0 |
±2.5 |
|
Bottom to bottom of socket (E) |
Full Coupling |
±1.5 |
± 3.0 |
±4.0 |
±5.0 |
|
Bottom to socket to opposite face (F) |
Half Coupling |
±1.5 |
±3.0 |
±4.0 |
±5.0 |
|