DIN 2634 PN25 Welding Neck Flange

TSM are professional manfacturer and golden supplier of titanium flange ANSI/ASME B 16.5 and EN 1092-1 and DIN

Material covers  Gr 2, Gr5, Gr12.

Titanium flange has light weight, high strength and excellent mechanical performance.

Supported Water pressure test, UT test, X-ray test, Eddy current test, and Customer required test.

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Description

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DIN 2634 PN25 Welding Neck Flange

  • Material : Gr2  GR5  Gr12
  • Standard:ANSI B16.5, ASTM B16.5, ASME B16.47, JIS B2220, DIN2627-2628, AWWA ASTM A182, AND ASME SA182
  • Size:1/2″~ 60″NB, NPS 1/2 – NPS 24 (DN 10 – 2000)
  • Pressure Class:150LB, 300LB, 600 LB, 900LB, 1500LB, 2500LB
  • (DIN) PN6 PN10 PN16 PN25 though PN250
  • Process Equipment: CNC Machining Center, CNC Turning Machine, CNC Milling machine, CNC Drilling Machine, Grinding Machine, Injection moulding machine, Cooling tower, Feeding machine, Drying machine, Mold temperature machine, Cold water machine, Manipulator, Conveyor belt, etc.

Flange Dimensions & Approximate Masses

Germany standard flange DIN 2634 welding neck flanges; nominal pressure 25
Vorschweißflansche DIN 2634 Nenndruck 25
Brides à souder à collerette DIN 2634: pression nominale 25
Pipe Flange Neck Raised face Screws Weight
(7,85 Kg/dm3)
Rated d1 D b k h1 d3 s r h2 d4 f Holes Thread d2 Kg
Diameter ISO Series DIN Series
15 20 95 16 65 38 30 2 4 6 45 2 4 M 12 14 0,746
21,3 32
20 25 105 18 75 40 38 2,3 4 6 58 2 4 M 12 14 1,06
26,9 40
25 30 115 18 85 40 42 2,6 4 6 68 2 4 M 12 14 1,29
33,7 45
32 38 140 18 100 42 52 2,6 6 6 78 2 4 M 16 18 1,88
42,4 56
40 44,5 150 18 110 45 60 2,6 6 7 88 3 4 M 16 18 2,33
48,3 64
50 57 165 20 125 48 72 2,9 6 8 102 3 4 M 16 18 2,82
60,3 75
65 76,1 185 22 145 52 90 2,9 6 10 122 3 8 M 16 18 3,74
80 88,9 200 24 160 58 105 3,2 8 12 138 3 8 M 16 18 4,75
100 108 235 24 190 65 128 3,6 8 12 162 3 8 M 20 22 6,52
114,3 134
125 133 270 26 220 68 155 4 8 12 188 3 8 M 24 26 9,07
139,7 162
150 159 300 28 250 75 182 4,5 10 12 218 3 8 M 24 26 11,8
168,3 192
(175) 193,7 350 28 280 75 218 5,6 10 15 248 3 12 M 24 26 13,4
200 219,1 360 30 310 80 244 6,3 10 16 278 3 12 M 24 26 17
250 267 425 32 370 88 292 7,1 12 18 335 3 12 M 27 30 24,4
273 298
300 323,9 485 34 430 92 352 8 12 18 395 4 16 M 27 30 31,2
350 355,6 555 38 490 100 398 8 12 20 450 4 16 M 30 33 47,2
368 44,2
400 406,4 620 40 550 110 452 8,8 12 20 505 4 16 M 33 36 61,7
419 57,9
(450) 457 670 42 600 110 500 8,8 12 20 550 4 20 M 33 36 71,9
500 508 730 44 660 125 558 10 12 20 615 4 20 M 33 36 89,6
600 610 845 46 770 125 660 11 12 20 720 5 20 M 36 39 104
700 711 960 46 875 125 760 13 20 24 820 5 24 M 39 42 136
800 813 1085 50 990 135 865 14 22 24 930 5 24 M 45 48 186
900 914 1185 54 1090 145 968 16 24 28 1030 5 28 M 45 48 236
1000 1016 1320 58 1210 155 1070 18 24 28 1140 5 28 M 52 56 307

 

NOTE:
1. Facing according to DIN 2526
Flat face:
Form A, Face without any requirements
Form B, Face Rz=160, machined (not smoother than 40µm)
Raised Face:
Form C, Face Rz=160, machined (not smoother than 40µm)
Form D, Face Rz=40, machined
Form E, Face Rz=16, machined
2. Tongue and groove according to DIN 2512
Form F, Tongue
Form N, Groove
3. Male and Female according to DIN 2513, DIN 2514
Form V13, V14, Male
Form R13, R16, Female
4. Chemfering for diaphragm-weld packings, PN64-PN400, according to DIN 2695
5. Facing for lens-shaped joints, PN64-PN400, according to DIN 2696

Application

  • Bicycle and automobile exhaust tubing, cooling pipe, Electroplating equipment, precision instruments, ring, environmental protection equipment
  • Thermal power engineering:condenser, heat exchanger, engine vane
  • Vessels:Running pipes, submersible, gas cylinder
  • Oceaneering: evaporator, heat transmitter, exchanger, oil production platform, oil cooler
  • Chemical engineering:Flat plate heat exchanger, flat plate condenser, cooler tower, chloride barrels
  • Aerospace:Engine, fan plate, gas compressor vane, rack, hatch cover, empennage

Production Features

  • Corrosion resistant
  • Accurate dimensions
  • Can sustain high pressure & temperature load
  • Rust proof finish

Types of Titanium Flange

  • Plate- type Flat Welding Flange
  • Weld Necking Flange
  • Lap Joint Flange
  • Blind Flange

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