Specification Of DIN 2635 Flange
| Specification | DIN 2635 Flange |
|---|---|
| Schedule | SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180 To XXS |
| Manufacturer Length | NPS 1⁄₂" To NPS 48” |
| Face Type | RTJ/ FF/ RF/ lap joint/ Male & Female / Tongue & Groove. |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Manufacturer of | Forged/ Threaded/ Screwed / Plate |
| Manufacturer Pressure Class | Class 150 (lb) up to 24" Class 300 (lb) up to 20" Class 600 (lb) up to 20" Class 900 (lb) up to 16" Class 1500 (lb) up to 10" Class 2500 (lb) up to 8" |
| Application | Bitumen upgraders Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
| Forging Methods | Casting/ Forging/ Rolling/ Cutting |
| Supporting Material | Gasket/ Ring Joint/ Flange Bolts |
| Production Technique | Forged/ Heat treated and machined |
| Flange Test | Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector |
| Flange Equipment | Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc |
| Coating | Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized |
Price Of DIN 2635 Weld Neck Flange
| Nominal Diameter | Nominal pipe size in mm | Pitch Circle Diameter In mm | Thread holes | Standard | Pressure | Price In INR (India) Per Piece |
| DN 20 | 3/4" (26,9) | 75 | 4 x 14 mm Ø | DIN 2635 | PN 40 | 466.00 |
| DN 25 | 1" (33,7) | 85 | 4 x 14 mm Ø | - | - | 684.00 |
| DN 32 | 1.1/4" (42,4) | 100 | 4 x 18 mm Ø | - | - | 1126.00 |
| DN 40 | 1.1/2" (48,3) | 110 | 4 x 18 mm Ø | - | - | 1390.00 |
| DN 50 | 2" (60,3) | 125 | 4 x 18 mm Ø | - | - | 1750.00 |
| DN 65 | 76,1 | 145 | 4 x 18 mm Ø | - | - | 2650.00 |
| DN 80 | 88,9 | 160 | 8 x 18 mm Ø | - | - | 3150.00 |
| DN 100 | 108 | 180 | 8 x 18 mm Ø | - | - | 3787.00 |
| DN 100 | 114,3 | 180 | 8 x 18 mm Ø | - | - | 4500.00 |
| DN 125 | 133 | 210 | 8 x 18 mm Ø | - | - | 5190.00 |
| DN 125 | 139,7 | 210 | 8 x 18 mm Ø | - | - | 5400.00 |
| DN 150 | 159 | 240 | 8 x 22 mm Ø | - | - | 5985.00 |
| DN 150 | 168,3 | 240 | 8 x 22 mm Ø | - | - | 6400.00 |
| DN 200 | 219,1 | 295 | 12 x 22 mm Ø | DIN 2635 | PN 40 | 7228.00 |
Diameters And Drilling Of DIN 2635 Flange
| Nominal Pipe Diameter | Pressure Rating In (PN) | |||||
|---|---|---|---|---|---|---|
| Size Of **Nominal BSP Pipe | PN 6 | PN 10 | PN 16 | PN 25 | PN 40 | |
DN 10 | 75 | 90 | 90 | 90 | 90 | O.D. |
3/8" | 50 | 60 | 60 | 60 | 60 | PCD (B.C.) |
| 4 x 11 | 4 x 14 | 4 x 14 | 4 x 14 | 4 x 14 | # of holes x diameter of holes |
DN 15 | 80 | 95 | 95 | 95 | 95 | O.D. |
1/2" | 55 | 65 | 65 | 65 | 65 | PCD (B.C.) |
| 4 x 11 | 4 x 14 | 4 x 14 | 4 x 14 | 4 x 14 | # of holes x diameter of holes |
DN 20 | 90 | 105 | 105 | 105 | 105 | O.D. |
3/4" | 65 | 75 | 75 | 75 | 75 | PCD (b.c.) |
| 4 x 11 | 4 x 14 | 4 x 14 | 4 x 14 | 4 x 14 | # of holes x diameter of holes |
DN 25 | 100 | 115 | 115 | 115 | 115 | O.D. |
1" | 75 | 85 | 85 | 85 | 85 | PCD (b.c.) |
| 4 x 11 | 4 x 14 | 4 x 14 | 4 x 14 | 4 x 14 | # of holes x diameter of holes |
DN 32 | 120 | 140 | 140 | 140 | 140 | O.D. |
1 1/4" | 90 | 100 | 100 | 100 | 100 | PCD (b.c.) |
| 4 x 14 | 4 x 18 | 4 x 18 | 4 x 18 | 4 x 18 | # of holes x diameter of holes |
DN 40 | 130 | 150 | 150 | 150 | 150 | O.D. |
1 1/2" | 100 | 110 | 110 | 110 | 110 | PCD (b.c.) |
| 4 x 14 | 4 x 18 | 4 x 18 | 4 x 18 | 4 x 18 | # of holes x diameter of holes |
DN 50 | 140 | 165 | 165 | 165 | 165 | O.D. |
2" | 110 | 125 | 125 | 125 | 125 | PCD (b.c.) |
| 4 x 14 | 4 x 18 | 4 x 18 | 4 x 18 | 4 x 18 | # of holes x diameter of holes |
DN 65 | 160 | 185 | 185 | 185 | 185 | O.D. |
2 1/2" | 130 | 145 | 145 | 145 | 145 | PCD (b.c.) |
| 4 x 14 | 4 x 18 | 4 x 18 | 8 x 18 | 8 x 18 | # of holes x diameter of holes |
DN 80 | 190 | 200 | 200 | 200 | 200 | O.D. |
3" | 150 | 160 | 160 | 160 | 160 | PCD (b.c.) |
| 4 x 18 | 8 x 18 | 8 x 18 | 8 x 18 | 8 x 18 | # of holes x diameter of holes |
DN 100 | 210 | 220 | 220 | 235 | 235 | O.D. |
4" | 170 | 180 | 180 | 190 | 190 | PCD (b.c.) |
| 4 x 18 | 8 x 18 | 8 x 18 | 8 x 22 | 8 x 22 | # of holes x diameter of holes |
DN 125 | 240 | 250 | 250 | 270 | 270 | O.D. |
5" | 200 | 210 | 210 | 220 | 220 | PCD (b.c.) |
| 8 x 18 | 8 x 18 | 8 x 18 | 8 x 26 | 8 x 26 | # of holes x diameter of holes |
DN 150 | 265 | 285 | 285 | 300 | 300 | O.D. |
6" | 225 | 240 | 240 | 250 | 250 | PCD (b.c.) |
| 8 x 18 | 8 x 22 | 8 x 22 | 8 x 26 | 8 x 26 | # of holes x diameter of holes |
DN 175 |
| 315 | 315 | 330 | 350 | O.D. |
7" |
| 270 | 270 | 280 | 295 | PCD (b.c.) |
|
| 8 x 22 | 8 x 22 | 12 x 26 | 12 x 30 | # of holes x diameter of holes |
DN 200 | 320 | 340 | 340 | 360 | 375 | O.D. |
8" | 280 | 295 | 295 | 310 | 320 | PCD (b.c.) |
| 8 x 18 | 8 x 22 | 12 x 22 | 12 x 26 | 12 x 30 | # of holes x diameter of holes |
DN 250 | 375 | 395 | 405 | 425 | 450 | O.D. |
10" | 335 | 350 | 355 | 370 | 385 | PCD (b.c.) |
| 12 x 18 | 12 x 22 | 12 x 26 | 12 x 30 | 12 x 33 | # of holes x diameter of holes |
DN 300 | 440 | 445 | 460 | 485 | 515 | O.D. |
12" | 395 | 400 | 410 | 430 | 450 | PCD (b.c.) |
| 12 x 22 | 12 x 22 | 12 x 26 | 16 x 30 | 16 x 33 | # of holes x diameter of holes |
DN 350 | 490 | 505 | 520 | 555 | 580 | O.D. |
14" | 445 | 460 | 470 | 490 | 510 | PCD (b.c.) |
| 12 x 22 | 16 x 22 | 16 x 26 | 16 x 33 | 16 x 36 | # of holes x diameter of holes |
DN 400 | 540 | 565 | 580 | 620 | 660 | O.D. |
16" | 495 | 515 | 525 | 550 | 585 | PCD (b.c.) |
| 16 x 22 | 16 x 26 | 16 x 30 | 16 x 36 | 16 x 39 | # of holes x diameter of holes |
DN 500 | 645 | 670 | 715 | 730 | 755 | O.D. |
20" | 600 | 620 | 650 | 660 | 670 | PCD (b.c.) |
| 20 x 22 | 20 x 26 | 20 x 33 | 20 x 36 | 20 x 42 | # of holes x diameter of holes |
DN 600 | 755 | 780 | 840 | 845 |
| O.D. |
24" | 705 | 725 | 770 | 770 |
| PCD (b.c.) |
| 20 x 24 | 20 x 27 | 20 x 33 | 20 x 36 |
| # of holes x diameter of holes |
Types Of DIN 2635 Pipe Flange
DIN 2635 Pipe Flange
DIN 2635 PN40 Flange
DIN 2635 PN16 Flange
DIN 2635 Welding Neck Flanges
DIN 2635 Weld Neck Flange
DIN 2635 WNRF Flange
DIN 2635 Long Weld Neck Flange
DIN 2635 LWNRF Flange
DIN 2635 PN10 Flange
DIN 2635 PN25 Flange
DIN 2635 PN 63 Flange
Flange DIN 2635
Welding Neck Flange Din 2635
Flange C Din 2635
DIN 2635 PN 64
DIN 2635 Material
DIN 2635 ND40 Flange
DIN 2635 DN80 PN40 Flanges
DIN 2635 Form C Flange
DIN 2635 Form E Flange
DIN 2635 Type C Flange
DIN 2635 DN 80 Flange
DIN 2635 DN100 Flange
DIN 2635 DN 25 Flange
Material Of DIN 2635 Welding Neck Flanges
DIN 2635 Flange Dimensions PDF
|
NPS
|
Flange
|
Weld Neck
|
Raised face (RF)
|
Screws
|
Weight In KG
|
|||||||||||
|
(7,85 Kg/dm3)
|
||||||||||||||||
|
Rated
|
(d1)
|
(D)
|
(b)
|
(k)
|
(h1)
|
(d3)
|
(s)
|
(r)
|
(h2)
|
(d4)
|
(f)
|
(Holes)
|
(Thread)
|
(d2)
|
(Kilogram)
|
|
|
Diameter
|
Series Of ISO
|
Series Of DIN
|
||||||||||||||
|
15
|
-
|
20
|
95
|
14
|
65
|
35
|
30
|
2
|
4
|
6
|
45
|
2
|
4
|
M 12
|
14
|
0,648
|
|
21,3
|
-
|
32
|
||||||||||||||
|
20
|
-
|
25
|
105
|
16
|
75
|
38
|
38
|
2,3
|
4
|
6
|
58
|
2
|
4
|
M 12
|
14
|
0,952
|
|
26,9
|
-
|
40
|
||||||||||||||
|
25
|
-
|
30
|
115
|
16
|
85
|
38
|
42
|
2,6
|
4
|
6
|
68
|
2
|
4
|
M 12
|
14
|
1,14
|
|
33,7
|
-
|
45
|
||||||||||||||
|
32
|
-
|
38
|
140
|
16
|
100
|
40
|
52
|
2,6
|
6
|
6
|
78
|
2
|
4
|
M 16
|
18
|
1,69
|
|
42,4
|
-
|
56
|
||||||||||||||
|
40
|
-
|
44,5
|
150
|
16
|
110
|
42
|
60
|
2,6
|
6
|
7
|
88
|
3
|
4
|
M 16
|
18
|
1,86
|
|
48,3
|
-
|
64
|
||||||||||||||
|
50
|
-
|
57
|
165
|
18
|
125
|
45
|
72
|
2,9
|
6
|
8
|
102
|
3
|
4
|
M 16
|
18
|
2,53
|
|
60,3
|
-
|
75
|
||||||||||||||
|
65
|
76,1
|
-
|
185
|
18
|
145
|
45
|
90
|
2,9
|
6
|
10
|
122
|
3
|
4
|
M 16
|
18
|
3,06
|
|
80
|
88,9
|
-
|
200
|
20
|
160
|
50
|
105
|
3,2
|
8
|
10
|
138
|
3
|
8
|
M 16
|
18
|
3,7
|
|
100
|
-
|
108
|
220
|
20
|
180
|
52
|
125
|
3,6
|
8
|
12
|
158
|
3
|
8
|
M 16
|
18
|
4,62
|
|
114,3
|
-
|
131
|
||||||||||||||
|
125
|
-
|
133
|
250
|
22
|
210
|
55
|
150
|
4
|
8
|
12
|
188
|
3
|
8
|
M 16
|
18
|
6,3
|
|
139,7
|
-
|
156
|
||||||||||||||
|
150
|
-
|
159
|
285
|
22
|
240
|
55
|
175
|
4,5
|
10
|
12
|
212
|
3
|
8
|
M 20
|
22
|
7,75
|
|
168,3
|
-
|
184
|
||||||||||||||
|
200
|
219,1
|
-
|
340
|
24
|
295
|
62
|
235
|
5,9
|
10
|
16
|
268
|
3
|
8
|
M 20
|
22
|
11,3
|
|
250
|
-
|
267
|
395
|
26
|
350
|
68
|
285
|
6,3
|
12
|
16
|
320
|
3
|
12
|
M 20
|
22
|
14,7
|
|
273
|
-
|
292
|
||||||||||||||
|
300
|
323,9
|
-
|
445
|
26
|
400
|
68
|
344
|
7,1
|
12
|
16
|
370
|
4
|
12
|
M 20
|
22
|
17,4
|
|
350
|
355,6
|
-
|
505
|
26
|
460
|
68
|
385
|
7,1
|
12
|
16
|
430
|
4
|
16
|
M 20
|
22
|
23,6
|
|
-
|
368
|
21,6
|
||||||||||||||
|
400
|
406,4
|
-
|
565
|
26
|
515
|
72
|
440
|
7,1
|
12
|
16
|
482
|
4
|
16
|
M 24
|
26
|
28,6
|
|
-
|
419
|
26,2
|
||||||||||||||
|
(450)
|
457
|
-
|
615
|
28
|
565
|
72
|
488
|
7,1
|
12
|
16
|
532
|
4
|
20
|
M 24
|
26
|
31,5
|
|
500
|
508
|
-
|
670
|
28
|
620
|
75
|
542
|
7,1
|
12
|
16
|
585
|
4
|
20
|
M 24
|
26
|
38,1
|
|
600
|
610
|
-
|
780
|
28
|
725
|
80
|
642
|
7,1
|
12
|
18
|
685
|
5
|
20
|
M 27
|
30
|
44,6
|
|
700
|
711
|
-
|
895
|
30
|
840
|
80
|
745
|
8
|
12
|
18
|
800
|
5
|
24
|
M 27
|
30
|
62,4
|
|
800
|
813
|
-
|
1015
|
32
|
950
|
90
|
850
|
8
|
12
|
18
|
905
|
5
|
24
|
M 30
|
33
|
84,1
|
|
900
|
914
|
-
|
1115
|
34
|
1050
|
95
|
950
|
10
|
12
|
20
|
1005
|
5
|
28
|
M 30
|
33
|
98,5
|
|
1000
|
1016
|
-
|
1230
|
34
|
1160
|
95
|
1052
|
10
|
16
|
20
|
1110
|
5
|
28
|
M 33
|
36
|
115
|
DIN 2635 PN16 Flange Dimensions
DIN 2635 PN40 Flange Dimensions
Flange DIN 2635 Weight Chart
Sizes Of Welding Neck Flange DIN 2635
Normal Pipe Size | DN |
|---|---|
1/2 | 15 |
3/4 | 20 |
1 | 25 |
1 1/4 | 32 |
1 1/2 | 40 |
2 | 50 |
2 1/2 | 65 |
3 | 80 |
4 | 100 |
Face Type Of DIN 2635 WNRF Flange
Manufacturing Process Of DIN 2635 PN10 Flange
DIN 2635 Pipe Flange Tolerances
1) Tolerance of O.D (outside diameter):
2) Tolerance of I.D (inside bore diameter):
3) Tolerance of flange (t) (thickness):
4) Tolerance of flange overall H (height):
5) Tolerance of diameter of G (raised face):
Gasket For DIN 2635 Flange
| (Normal Size Of Steel Pipes) In Inch | (I.D.) Inner Daimeter Gasket | (O.D.) Outer Daimeter Gasket | ||||
|---|---|---|---|---|---|---|
| Class 150#/ LB | Class 300#/ LB | Class 400#/ LB | Class 600#/ LB | Class 900#/ LB | ||
| 1/2 | 0.84 | 1.875 | 2.125 | 2.125 | 2.125 | 2.50 |
| 3/4 | 1.06 | 2.25 | 2.625 | 2.625 | 2.625 | 2.75 |
| 1 | 1.31 | 2.625 | 2.875 | 2.875 | 2.875 | 3.125 |
| 1 1/4 | 1.66 | 3 | 3.25 | 3.25 | 3.25 | 3.50 |
| 1 1/2 | 1.91 | 3.375 | 3.75 | 3.75 | 3.75 | 3.875 |
| 2 | 2.38 | 4.125 | 4.375 | 4.375 | 4.375 | 5.625 |
| 2 1/2 | 2.88 | 4.875 | 5.125 | 5.125 | 5.125 | 6.50 |
| 3 | 3.50 | 5.375 | 5.875 | 5.875 | 5.875 | 6.625 |
| 4 | 4.50 | 6.875 | 7.125 | 7.00 | 7.625 | 8.125 |
| 5 | 5.56 | 7.75 | 8.50 | 8.375 | 9.50 | 9.75 |
| 6 | 6.62 | 8.75 | 9.875 | 9.75 | 10.50 | 11.375 |
| 8 | 8.62 | 11 | 12.125 | 12.00 | 12.625 | 14.125 |
| 10 | 10.75 | 13.375 | 14.25 | 14.125 | 15.75 | 17.125 |
| 12 | 12.75 | 16.125 | 16.625 | 16.50 | 18.00 | 19.625 |
DIN 2635 Long Weld Neck Flange Surface Finish
List Of Flange C DIN 2635 Machineries
DIN 2635 PN25 Flange Pressure Rating
| Temperature In (°C) | Class 150 | Class 300 | Class 400 | Class 600 | Class 900 | Class 1500 | Class 2500 |
| -29 TO 38 | 15.9 | 41.4 | 55.2 | 82.7 | 124.1 | 206.8 | 344.7 |
| 50 | 15.3 | 40 | 53.4 | 80 | 120.1 | 200.1 | 333.5 |
| 100 | 13.3 | 34.8 | 46.4 | 69.6 | 104.4 | 173.9 | 289.9 |
| 150 | 12 | 31.4 | 41.9 | 62.8 | 94.2 | 157 | 261.6 |
| 200 | 11.2 | 29.2 | 38.9 | 58.3 | 87.5 | 145.8 | 243 |
| 250 | 10.5 | 27.5 | 36.6 | 54.9 | 82.4 | 137.3 | 228.9 |
| 300 | 10 | 26.1 | 34.8 | 52.1 | 78.2 | 130.3 | 217.2 |
| 325 | 9.3 | 25.5 | 34 | 51 | 76.4 | 127.4 | 212.3 |
| 350 | 8.4 | 25.1 | 33.4 | 50.1 | 75.2 | 125.4 | 208.9 |
| 375 | 7.4 | 24.8 | 33 | 49.5 | 74.3 | 123.8 | 206.3 |
| 400 | 6.5 | 24.3 | 32.4 | 48.6 | 72.9 | 121.5 | 202.5 |
| 425 | 5.5 | 23.9 | 31.8 | 47.7 | 71.6 | 119.3 | 198.8 |
| 450 | 4.6 | 23.4 | 31.2 | 46.8 | 70.2 | 117.1 | 195.1 |
Welding Neck Flange DIN 2635 Applications
DIN 2635 Pn40 Flange Production Process
Uses Of DIN 2635 PN16 Flanges
DIN 2635 Vs EN 1092
DIN 2635 Bolted Flange Connections
Bolt Torque For DIN 2635 Forged Flange
| Pipe Flange Size Inch | Pipe Flange Size MM | (Maximum) Radial Projection | |
|---|---|---|---|
| No Deeper Than the Bottom In Millimeter | Deeper Than the Bottom In Millimeter | ||
| 1/2 | 15 | 3.0 | 1.5 |
| 3/4 | 20 | 3.0 | 1.5 |
| 1 | 25 | 3.0 | 1.5 |
| 1 1/4 | 32 | 3.0 | 1.5 |
| 1 1/2 | 40 | 3.0 | 1.5 |
| 2 | 50 | 3.0 | 1.5 |
| 2 1/2 | 65 | 3.0 | 1.5 |
| 3 | 80 | 4.5 | 1.5 |
| 3 1/2 | 90 | 6.0 | 3.0 |
| 4 | 100 | 6.0 | 3.0 |
| 5 | 125 | 6.0 | 3.0 |
| 6 | 150 | 6.0 | 3.0 |
| 8 | 200 | 8.0 | 4.5 |
| 10 | 250 | 8.0 | 4.5 |
| 12 | 300 | 8.0 | 4.5 |
| 14 | 350 | 8.0 | 4.5 |
| 16 | 400 | 10.0 | 4.5 |
| 18 | 450 | 12.0 | 6.0 |
DIN 2635 Type C Flange Testing And Inspection Plan
| ASME B16.5 Flange Inspection and Plan | Vendor | TPI Inspection | Client |
|---|---|---|---|
| Mill test reports(incl.heat treatment records,etc) | Hold Point | Review | Review |
| Final visual inspection including packaging and quantity control | Hold Point | Hold Point | Review |
| Non-destructive testing (UT, MT or PT), if applicable | Hold Point | Witness/R | Review |
| Heat treatment execution, if specified | Hold Point | Witness point | Review |
| Visual and dimensional and thickness control | Hold Point | Hold Point | Review |
| Stamping, marking and color coding check | Hold Point | Witness point | Review |
| Metallographic examination, if applicable | Hold Point | Witness point | Review |
| Documentation review prior to release(Final activity of Technical Inspection) | Hold Point | Hold Point | Review |
| Pre-shipment Inspection | Hold Point | Hold Point | Hold Point |


