DIN 2629 PN320 Welding Neck/WN Flange Dimensions
| Dimension and weight of DIN2629 PN320 Welding Neck Flange |
| Pipe Parameter |
d1 |
Flange Dimension |
Neck Size |
Hub Size |
Screw |
Approx. Flange Weight |
| DN |
ISO |
DIN |
D |
b |
k |
h1 |
d3 |
s |
r |
h2 |
d4 |
f |
No. of Holes |
d2 |
KG/PCS |
| 10 |
– |
14 |
125 |
24 |
85 |
58 |
44 |
2.6 |
4 |
6 |
40 |
2 |
4 |
18 |
2.1 |
| 17.2 |
– |
125 |
24 |
85 |
58 |
44 |
2.6 |
4 |
6 |
40 |
2 |
4 |
18 |
2.09 |
| 15 |
– |
20 |
130 |
26 |
90 |
60 |
48 |
3.2 |
4 |
6 |
45 |
2 |
4 |
18 |
2.49 |
| 21.3 |
– |
130 |
26 |
90 |
60 |
48 |
3.2 |
4 |
6 |
45 |
2 |
4 |
18 |
2.49 |
| 25 |
– |
30 |
160 |
34 |
115 |
78 |
68 |
5 |
4 |
8 |
68 |
2 |
4 |
22 |
5.14 |
| 33.7 |
– |
160 |
34 |
115 |
78 |
68 |
5 |
4 |
8 |
68 |
2 |
4 |
22 |
5.11 |
| 40 |
– |
44.5 |
195 |
38 |
145 |
88 |
92 |
6.3 |
6 |
10 |
88 |
3 |
4 |
26 |
8.53 |
| 45.3 |
– |
195 |
38 |
145 |
88 |
92 |
6.3 |
6 |
10 |
88 |
3 |
4 |
26 |
8.47 |
| 50 |
63.5 |
– |
210 |
42 |
160 |
100 |
106 |
8 |
6 |
10 |
102 |
3 |
8 |
26 |
10.52 |
| 65 |
88.9 |
– |
255 |
51 |
200 |
120 |
138 |
11 |
6 |
12 |
122 |
3 |
8 |
30 |
19.26 |
| 80 |
101.6 |
– |
275 |
55 |
220 |
130 |
156 |
12.5 |
8 |
14 |
138 |
3 |
8 |
30 |
24.81 |
| 100 |
– |
133 |
335 |
65 |
265 |
145 |
186 |
16 |
8 |
16 |
162 |
3 |
8 |
36 |
42.18 |
| 125 |
– |
159 |
380 |
75 |
310 |
175 |
230 |
20 |
8 |
20 |
188 |
3 |
12 |
36 |
64.55 |
| 168.3 |
– |
380 |
75 |
310 |
175 |
230 |
20 |
8 |
20 |
188 |
3 |
12 |
36 |
63.3 |
| 150 |
193.7 |
– |
425 |
84 |
350 |
195 |
265 |
25 |
10 |
25 |
218 |
3 |
12 |
36 |
91.04 |
| 175 |
219.1 |
– |
485 |
95 |
400 |
215 |
308 |
28 |
10 |
28 |
260 |
3 |
12 |
42 |
135.46 |
| 200 |
244.5 |
– |
525 |
103 |
440 |
235 |
345 |
30 |
10 |
30 |
285 |
3 |
16 |
42 |
170.94 |
| 250 |
323.9 |
– |
640 |
125 |
540 |
300 |
428 |
40 |
12 |
40 |
345 |
3 |
16 |
52 |
311.99 |
