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Italy Standard Uni 2278 Pn16 Plate Flange


Italy Standard Uni 2278 Pn16 Plate Flange Dimensions

Italy Standard Uni 2278 Pn16 Plate Flange Dimensions

 

ITALY STANDARD UNI 2278 PN16 PLATE FLANGE DIMENSIONS TABLE
Directions for the designation d1 a b D f Holes screws Weight*
Rated
Diameter
External diameter
of the pipe
Nominal Tolerance Kg
15 20 20,5 +0,5 65 12 95 14 4 M 12 0,67
21,3 22 0,66
20 25 25,5 75 14 105 14 4 M 12 0,83
26,9 27,5 0,82
25 30 30,5 85 14 115 14 4 M 12 1,03
33,7 34 1,01
32 38 38,5 100 16 140 18 4 M 16 1,66
42,4 43 1,63
40 44,5 45 110 16 150 18 4 M 16 1,89
48,3 49 1,85
50 57 58 125 18 165 18 4 M 16 2,51
60,3 61,5 2,46
65 76,1 77 145 18 185 18 4 M 16 3,00
80 88,9 90 160 20 200 18 8** M 16 3,61
100 108 109 +1,0 180 22 220 18 8 M 16 4,60
114,3 115,5 4,40
125 133 134,5 210 24 250 18 8 M 16 6,19
139,7 141 5,92
150 159 160,5 240 24 285 22 8 M 20 7,63
168,3 170 7,17
175 193,7 195,5 270 26 315 22 8 M 20 9,16
200 219,1 221 295 26 340 22 12 M 20 9,77
250 267 269 355 32 405 25 12 M 22 16,6
273 275 16,0
300 323,9 326 410 32 460 25 12 M 22 19,3
350 355,6 358 470 36 520 25 16 M 22 29,4
368 370,5 27,3
400 406,4 409 +1,5 525 38 580 30 16 M 27 36,5
419 422 33,9
*
The weight is approximate and calculated on base 7.85 Kg/dm3
**
For PN10 the flange should have 4 holes

 

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