English | português | русский| Español

Our company

hebeihaihao

Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.


Read More About Haihao Group

DIN 2638 PN160 Welding Neck Flange Dimensions


Dimension and weight of DIN 2638 PN160 Welding Neck Flange
Pipe Parameter d1 Flange Dimension Neck Size Hub Size Screw Approx. Flange Weight
DN  ISO  DIN  h1  d3  s h2  d4  No. of Holes d2  KG/PCS
10 –  14 100 20 70 45 28 2 4 6 40 2 4 14 1.08
17.2 –  100 20 70 45 32 2 4 6 40 2 4 14 1.08
15 –  20 105 20 75 45 32 2 4 6 45 2 4 14 1.19
21.3 –  105 20 75 45 34 2 4 6 45 2 4 14 1.19
25 –  30 140 24 100 58 48 2.9 4 8 68 2 4 18 2.62
33.7 –  140 24 100 58 52 2.9 4 8 68 2 4 18 2.62
40 –  44.5 170 28 125 64 65 3.6 6 10 88 3 4 22 4.36
48.3 –  170 28 125 64 70 3.6 6 10 88 3 4 22 4.34
50 –  57 195 30 145 75 86 4 6 10 102 3 4 26 6.28
60.3 –  195 30 145 75 90 4 6 10 102 3 4 26 6.27
65 76.1 –  220 34 170 82 108 5 6 12 122 3 8 26 8.61
80 88.9 –  230 36 180 86 120 6.3 8 12 138 3 8 26 10.09
100 –  108 265 40 210 100 145 8 8 12 162 3 8 30 15.28
114.3 –  265 40 210 100 150 8 8 12 162 3 8 30 15.07
125 –  133 315 44 250 115 180 10 8 14 188 3 8 33 24.68
139.7 –  315 44 250 115 180 10 8 14 188 3 8 33 24.09
150 –  159 355 50 290 128 210 12.5 10 14 218 3 12 33 35.14
168.3 –  355 50 290 128 210 12.5 10 14 218 3 12 33 34.02
175 193.7 –  390 54 320 138 245 14.2 10 16 260 3 12 36 44.9
200 219.1 –  490 60 360 140 278 16 10 16 285 3 12 36 60.03
250 –  267 515 68 430 155 340 20 12 18 345 3 12 42 98.05
273 –  515 68 430 155 340 20 12 18 345 3 12 42 96.52
300 323.9 –  585 76 500 175 400 22.2 12 18 410 4 16 42 138.8

 

<< Back to Flanges


Haihao Group Twitter haihao group youtube haihao group facebook haihao group linkedin