Class 2500 Flanges
Technical Specifications
Dimensions of Class 2500 Flanges (ANSI B 16.5) in mm |
||||||||||||||||
Nominal Pipe size |
|
Flange Dia 'O' |
Dia of Bolt circle 'A' |
Dia of Bolt Holes 'D' |
No. of Holes |
Thk of Flange 'C' |
Diameter at Weld Bevel |
Dia of Hub 'E' |
Length through Hub |
Bore 'B' |
Dia of R/F R |
Depth of Socket F |
Length of Threading |
|||
S/O & S/W Y |
W/N Y |
L/J Y |
S/O & S/W B |
L/J B |
||||||||||||
1/2 |
15 |
133.3 |
88.9 |
22.2 |
4 |
30.2 |
21.3 |
42.9 |
39.7 |
73.3 |
39.7 |
22.3 |
22.9 |
34.9 |
|
28.6 |
3/4 |
20 |
139.7 |
95.2 |
22.2 |
4 |
31.7 |
26.7 |
50.8 |
42.9 |
79.4 |
42.9 |
27.7 |
28.2 |
42.9 |
|
31.7 |
1 |
25 |
158.7 |
107.9 |
25.4 |
4 |
34.9 |
33.5 |
57.1 |
47.7 |
88.9 |
47.7 |
34.5 |
35 |
50.8 |
|
34.9 |
1 1/4 |
32 |
184.1 |
130.2 |
28.6 |
4 |
38.1 |
42.2 |
73 |
52.4 |
95.2 |
52.4 |
43.2 |
43.7 |
63.5 |
|
38.1 |
1 1/2 |
40 |
203.2 |
146.0 |
31.7 |
4 |
44.4 |
48.3 |
79.4 |
60.3 |
111.1 |
60.3 |
49.5 |
50 |
73.0 |
|
44.4 |
2 |
50 |
234.9 |
171.4 |
28.6 |
8 |
50.8 |
60.4 |
95.2 |
69.8 |
127 |
69.8 |
62 |
62.5 |
92.1 |
|
50.8 |
2 1/2 |
65 |
266.7 |
196.8 |
31.7 |
8 |
57.1 |
73.1 |
114.3 |
79.4 |
142.9 |
79.4 |
74.7 |
75.4 |
104.8 |
|
57.1 |
3 |
80 |
304.8 |
228.6 |
34.9 |
8 |
66.7 |
88.9 |
133.3 |
92.1 |
168.3 |
92.1 |
90.7 |
91.4 |
127.0 |
|
63.5 |
4 |
100 |
355.6 |
273.0 |
41.3 |
8 |
76.2 |
114.3 |
165.1 |
107.9 |
190.5 |
107.9 |
116.1 |
116.8 |
157.2 |
|
69.8 |
5 |
125 |
419.1 |
323.8 |
47.6 |
8 |
92.1 |
141.2 |
203.2 |
130.0 |
128.6 |
130.0 |
143.8 |
144.5 |
185.7 |
|
76.2 |
6 |
150 |
482.6 |
368.3 |
54 |
8 |
107.9 |
168.4 |
234.9 |
152.4 |
273 |
152.4 |
170.7 |
171.4 |
215.9 |
|
82.5 |
8 |
200 |
552.4 |
438.1 |
54 |
12 |
127 |
219.2 |
304.8 |
177.8 |
317.5 |
177.8 |
221.5 |
222.2 |
269.9 |
|
95.2 |
10 |
250 |
673.1 |
539.7 |
66.7 |
12 |
165.1 |
273 |
374.6 |
228.6 |
419.1 |
228.6 |
276.3 |
277.4 |
323.8 |
|
107.9 |
12 |
300 |
762.0 |
619.1 |
73.0 |
12 |
184.1 |
323.8 |
441.3 |
254 |
463.5 |
254.0 |
327.1 |
328.2 |
381.0 |
|
120.6 |
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