DIN 2635 PN40 Welding Neck Flange Dimensions, Technical Drawings, and Approx. Flange Weight
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DIN 2635 PN40 Welding Neck Flange Dimensions
Dimensions and Approx. Flange Weight
| 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 |
90 |
16 |
60 |
35 |
25 |
1.8 |
4 |
6 |
40 |
2 |
4 |
14 |
0.67 |
| 17.2 |
– |
90 |
16 |
60 |
35 |
28 |
1.8 |
4 |
6 |
40 |
2 |
4 |
14 |
0.66 |
| 15 |
– |
20 |
95 |
16 |
65 |
38 |
30 |
2 |
4 |
6 |
45 |
2 |
4 |
14 |
0.75 |
| 21.3 |
– |
95 |
16 |
65 |
38 |
32 |
2 |
4 |
6 |
45 |
2 |
4 |
14 |
0.75 |
| 20 |
– |
25 |
105 |
18 |
75 |
40 |
48 |
2.3 |
4 |
6 |
58 |
2 |
4 |
14 |
1.07 |
| 26.9 |
– |
105 |
18 |
75 |
40 |
40 |
2.3 |
4 |
6 |
58 |
2 |
4 |
14 |
1.07 |
| 25 |
– |
30 |
115 |
18 |
85 |
40 |
42 |
2.6 |
4 |
6 |
68 |
2 |
4 |
14 |
1.29 |
| 33.7 |
– |
115 |
18 |
85 |
40 |
46 |
2.6 |
4 |
6 |
68 |
2 |
4 |
14 |
1.28 |
| 32 |
– |
38 |
140 |
18 |
100 |
42 |
52 |
2.6 |
6 |
6 |
78 |
2 |
4 |
18 |
1.88 |
| 42.4 |
– |
140 |
18 |
100 |
42 |
56 |
2.6 |
6 |
6 |
78 |
2 |
4 |
18 |
1.86 |
| 40 |
– |
44.5 |
150 |
18 |
110 |
45 |
60 |
2.6 |
6 |
7 |
88 |
3 |
4 |
18 |
2.1 |
| 48.3 |
– |
150 |
18 |
110 |
45 |
64 |
2.6 |
6 |
7 |
88 |
3 |
4 |
18 |
2.08 |
| 50 |
– |
57 |
165 |
20 |
125 |
48 |
72 |
2.9 |
6 |
8 |
102 |
3 |
4 |
18 |
2.81 |
| 60.3 |
– |
165 |
20 |
125 |
48 |
75 |
2.9 |
6 |
8 |
102 |
3 |
4 |
18 |
2.78 |
| 65 |
76.1 |
– |
185 |
22 |
145 |
52 |
90 |
2.9 |
6 |
10 |
122 |
3 |
8 |
18 |
3.81 |
| 80 |
88.9 |
– |
200 |
24 |
160 |
58 |
105 |
3.2 |
8 |
12 |
138 |
3 |
8 |
18 |
4.62 |
| 100 |
– |
108 |
235 |
24 |
190 |
65 |
128 |
3.8 |
8 |
12 |
162 |
3 |
8 |
22 |
6.42 |
| 114.3 |
– |
235 |
24 |
190 |
65 |
134 |
3.6 |
8 |
12 |
162 |
3 |
8 |
22 |
6.27 |
| 125 |
– |
133 |
270 |
26 |
220 |
68 |
155 |
4 |
8 |
12 |
188 |
3 |
8 |
26 |
8.83 |
| 139.7 |
– |
270 |
26 |
220 |
68 |
162 |
4 |
8 |
12 |
188 |
3 |
8 |
26 |
8.61 |
| 150 |
– |
159 |
300 |
28 |
250 |
75 |
182 |
4.5 |
10 |
12 |
218 |
3 |
8 |
26 |
11.67 |
| 168.3 |
– |
300 |
28 |
250 |
75 |
192 |
4.5 |
10 |
12 |
218 |
3 |
8 |
26 |
11.29 |
| 175 |
193.7 |
– |
350 |
32 |
295 |
82 |
218 |
5.6 |
10 |
15 |
260 |
3 |
12 |
30 |
17.01 |
| 200 |
219.1 |
– |
375 |
34 |
320 |
88 |
244 |
6.3 |
10 |
16 |
285 |
3 |
12 |
30 |
20.49 |
| 250 |
– |
267 |
450 |
38 |
385 |
105 |
298 |
7.1 |
12 |
18 |
345 |
3 |
12 |
33 |
33.75 |
| 273 |
– |
450 |
38 |
385 |
105 |
306 |
7.1 |
12 |
18 |
345 |
3 |
12 |
33 |
33.34 |
| 300 |
323.9 |
– |
515 |
42 |
450 |
115 |
362 |
8 |
12 |
18 |
410 |
4 |
16 |
33 |
46.55 |
| 350 |
355.6 |
– |
580 |
46 |
510 |
125 |
408 |
8.8 |
12 |
20 |
465 |
4 |
16 |
36 |
67.73 |
| – |
368 |
580 |
46 |
510 |
125 |
408 |
8.8 |
12 |
20 |
465 |
4 |
16 |
36 |
63.96 |
| 400 |
406.4 |
– |
660 |
50 |
585 |
135 |
462 |
11 |
12 |
20 |
535 |
4 |
16 |
39 |
96.73 |
| – |
419 |
660 |
50 |
585 |
135 |
462 |
11 |
12 |
20 |
535 |
4 |
16 |
39 |
91.99 |
| 500 |
508 |
– |
755 |
52 |
670 |
140 |
562 |
14.2 |
12 |
20 |
615 |
4 |
20 |
42 |
120.96 |
DIN 2635 PN40 Welding Neck Flange Industries and Applications
Widely used in the industries
- Pumps, Valves, and vessels in manufacturing and food processing.
- Pipe connections in industrial waterworks.
- Heat exchangers and heating systems of all sizes.
- Mining support.
- Nuclear power systems.
- Plumbing and mechanical systems.
- Assemblies in the oil, gas, and petrochemical industries.
- Fire protection systems.
DIN 2635 PN40 Welding Neck Flange Supply and Export Network
List of Cities and Countries
