Exporter & Suppliers
DIN FLANGE DIN 2638
Looking for DIN FLANGE DIN 2638 Welding Neck Flange in specific standards & size at Factory Rate?
We are manufacturer of DIN FLANGE DIN 2638 Welding Neck Flange and supply high quality DIN FLANGE DIN 2638 Welding Neck Flange in both large and small quantities worldwide & offer you the best prices in the market.
(Dimensions in mm)
| Nominal Pressure 160 | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pipe | Flange | Neck | Raised Face | Drilling | Approx. Weight (7.85 kg/dm3) kg |
|||||||||||||
| Nominal Size |
d1 | D | b | k | h1 | d3 | s | r1 | h2 | d4 | f | r2 | d51) | Number of Holes |
Bolt Diameter |
d2 | ||
| 10 | 14 17.2*) |
100 | 20 | 70 | 45 | 28 32 |
2 | 4 | 6 | 40 | 2 | 1 | 18 | 4 | M12 | (1/2") | 14 | 1.09 |
| 15 | 20 21.3*) |
105 | 20 | 75 | 45 | 32 34 |
2 | 4 | 6 | 45 | 2 | 1 | 24 | 4 | M12 | (1/2") | 14 | 1.19 |
| 25 | 30 33.7*) |
140 | 24 | 100 | 58 | 48 52 |
2.9 | 4 | 8 | 65 | 2 | 1 | 35 | 4 | M16 | (5/8") | 18 | 2.66 |
| 40 | 44.5 48.3*) |
170 | 28 | 125 | 64 | 65 70 |
3.6 | 6 | 10 | 85 | 3 | 1.5 | 52 | 4 | M20 | (3/4") | 23 | 4.30 |
| 50 | 57 60.3*) |
195 | 30 | 145 | 75 | 86 90 |
4 | 6 | 10 | 95 | 3 | 1.5 | 63 | 4 | M24 | (7/8") | 27 | 6.25 |
| 65 | 7.61*) | 220 | 34 | 170 | 82 | 108 | 5 | 6 | 12 | 105 | 3 | 1.5 | 85 | 8 | M24 | (7/8") | 27 | 8.35 |
| 80 | 88.9*) | 230 | 36 | 180 | 86 | 120 | 6.3 | 8 | 12 | 125 | 3 | 1.5 | 97 | 8 | M24 | (7/8") | 27 | 9.75 |
| 100 | 108 114.3*) |
265 | 40 | 210 | 100 | 145 150 |
8 | 8 | 12 | 145 | 3 | 1.5 | 124 | 8 | M27 | (1") | 30 | 14.8 |
| 125 | (146) 139.7*) |
315 | 44 | 250 | 115 | 180 | 10 | 8 | 14 | 185 | 3 | 1.5 | 153 | 8 | M30 | (1 1/8") | 33 | 23.0 |
| 150 | (171) 168.3*) |
355 | 50 | 290 | 128 | 210 | 12.5 | 10 | 14 | 215 | 3 | 1.5 | 181 | 12 | M30 | (1 1/8") | 33 | 32.5 |
| (175) | (191) 193.7*) |
390 | 54 | 320 | 138 | 245 | 14.2 | 10 | 16 | 235 | 3 | 1.5 | 218 | 12 | M33 | (1 1/4") | 36 | 43.5 |
| 200 | 216 219.1*) |
430 | 60 | 360 | 140 | 278 | 16 | 10 | 16 | 260 | 3 | 1.5 | 243 | 12 | M33 | (1 1/4") | 36 | 59.4 |
| 250 | 267 273*) |
515 | 68 | 430 | 155 | 340 | 20 | 12 | 18 | 325 | 3 | 1.5 | 298 | 12 | M39 | (1 1/2") | 42 | 94.5 |
| 300 | 318 323.9*) |
585 | 78 | 500 | 175 | 400 | 22.2 | 12 | 18 | 375 | 4 | 2 | 345 | 16 | M39 | (1 1/2") | 42 | 136 |
1) Diameter for lens sealing by DIN 2696
*) Outer dimameter of pipe corresponds to ISO recommendation R64.
Material (to be specified by orderer):
RSt. 42-2 by DIN 17100 for temperature 300 °C
Weldable heat-treated steel for temperature > 300 °C.
Process: Machining the outside diameter, bore, gasket
surface, bevel end for welding, spot face fot nut,and bolt holes.
Marking: Every flange should be marked with the following
at the outside diameter :
Company mark, nominal size, nominal pressure, and material.
ANSI Dimension
Flanges inventory: