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Ansi Products

Weld Neck Flange View All Flanges

In accordance with:
ASTM.182
ANSI B16.5
Class 150 lb

Norminal Pipe Size   Flange Hub
Raised Face
G
Drilling Approximate Weight
(kilo)
A B D E L F Number H K
1/2 inches
mm
3.50
88.9
  0.44
11.1
1.88
47.6
0.84
21.3
1.19
30.2
1.38
34.9
4 0.62
15.9
2.38
60.3
0.5
3/4 inches
mm
3.88
98.4
0.50
12.7
2.06
2.19
1.05
26.7
1.50
38.1
1.69
42.9
4 0.62
15.9
2.75
69.8
0.7
1 inches
mm
4.25
107.9
0.56
14.3
2.19
55.6
1.32
33.5
1.94
49.2
2.00
50.8
4 0.62
15.9
3.12
79.4
1.1
1 1/4 inches
mm
4.62
117.5
0.62
15.9
2.25
57.1
1.66
42.2
2.31
58.7
2.50
63.5
4 0.62
15.9
3.50
88.9
1.5
1 1/2 inches
mm
5.00
127.0
0.69
17.5
2.44
61.9
1.90
48.3
2.56
65.1
2.88
73.0
4 0.62
15.9
3.88
98.4
1.8
2 inches
mm
6.00
152.4
0.75
19.0
2.50
63.5
2.38
60.4
3.06
77.6
3.62
92.1
4 0.75
19.0
4.75
120.6
2.7
2 1/2 inches
mm
7.00
177.8
0.88
22.2
2.75
69.8
2.88
73.1
3.56
90.5
4.12
104.8
4 0.75
19.0
5.50
139.7
4.4
3 inches
mm
7.50
190.5
0.94
23.8
2.75
69.8
3.50
88.9
4.25
107.9
5.00
127.0
4 0.75
19.0
6.00
152.4
5.2
3 1/2 inches
mm
8.50
215.9
0.94
23.8
2.81
71.4
4.00
101.6
4.81
122.2
5.50
139.7
8 0.75
19.0
7.00
177.8
6.4
4 inches
mm
9.00
228.6
0.94
23.8
3.00
76.2
4.50
114.3
5.31
134.9
6.19
157.2
8 0.75
19.0
7.50
190.5
7.5
5 inches
mm
10.00
254.0
0.94
23.8
3.50
88.9
5.56
141.2
6.44
163.5
7.31
185.7
8 0.88
22.2
8.50
215.9
9.2
6 inches
mm
11.00
279.4
1.00
25.4
3.50
88.9
6.63
168.4
7.56
192.1
8.50
215.9
8 0.88
22.2
9.50
241.3
11.0
8 inches
mm
13.50
342.9
1.12
28.6
4.00
101.6
8.63
219.6
9.69
246.1
10.62
269.9
8 0.88
22.2
11.75
298.4
18.3
10 inches
mm
16.00
406.4
1.19
30.2
4.00
101.6
10.75
273.0
12.00
304.8
12.75
323.8
12 1.00
25.4
14.25
361.9
25.0
12 inches
mm
19.00
482.6
1.25
31.8
4.50
114.3
12.75
323.8
14.38
365.1
15.00
381.0
12 1.00
25.4
17.00
431.8
39.0
14 inches
mm
21.00
533.4
1.38
34.9
5.00
127.0
14.00
355.6
15.75
400.0
16.25
412.7
12 1.12
28.6
18.75
476.2
51.0
16 inches
mm
23.50
596.9
1.44
36.5
5.00
127.0
16.00
406.4
18.00
457.2
18.50
469.9
16 1.12
28.6
21.25
539.7
60.0
18 inches
mm
25.00
635.0
1.56
39.7
5.50
139.7
18.00
457.2
19.88
504.8
21.00
533.4
16 1.25
31.7
22.75
577.8
71.0
20 inches
mm
27.50
698.5
1.69
42.9
5.69
144.5
20.00
508.0
22.00
558.8
23.00
584.2
20 1.25
31.7
25.00
635.0
88.0
24 inches
mm
32.00
812.8
1.88
47.6
6.00
152.4
24.00
609.6
26.12
663.6
27.25
692.1
20 1.38
34.9
29.50
749.3
119
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