Catalogue

Dimensions of flanges EN 1092-1 Welding neck type 11 pn 25 surface B1 and phonographic rules for gasket tightness
( ex UNI 2283/29 ) ( ex DIN 2634 nd 25 )
Connection dimensions
DN
D i a m e t e r s
Bolts
outside
bolt
bolt
Nr
Type
External
Thickness
Surface
Measure
Diam.
Surface
Radius
Thickness
Net
circle
holes
diameter
of the
for
of
weight
dof welding
basis
gasket
neck
neck
mm
neck
toghtness
D
K
L
A
C2
f1
H2
H3
N1
d1
R1
S
Kg

  Measures up dn 600 under UNI 2282/29 standards

  From 10 to 1500 look at EN1092-1 PN 40 standards
200
360
310
26
12
M24
219,1
30
2
80
16
244
278
10
6,3
17
250
425
370
30
12
M27
273
32
2
88
18
298
335
12
7,1
24
300
485
430
30
16
M27
323,9
34
2
92
18
352
395
12
8
31,5
350
555
490
33
16
M30
355,6
38
2
100
20
398
450
12
8
48
400
620
550
36
16
M33
406,4
40
2
110
20
452
505
12
8,8
63
450
670
600
36
20
M33
457
46
2
110
20
500
555
12
8,8
75,5
500
730
660
36
20
M33
508
48
2
125
20
558
615
12
10
96,5
600
845
770
39
20
M36
610
58
2
125
20
660
720
12
11
138,6
700
960
875
42
24
M39
711
46
5
125
20
760
820
12
12,5
138
800
1085
990
48
24
M45
813
50
5
135
22
864
930
12
14,2
185
900
1185
1090
48
28
M45
914
54
5
145
24
968
1030
12
16
224
1000
1320
1210
56
28
M52
1016
58
5
155
24
1070
1140
16
17,5
293
1200
1530
1420
56
32
M52
1219
*
5
*
*
*
1350
18
*
*
1400
1755
1640
62
36
M56
1422
*
5
*
*
*
1560
18
*
*
1600
1975
1860
62
40
M56
1626
*
5
*
*
*
1780
20
*
*
1800
2195
2070
70
44
M64
1829
*
5
*
*
*
1985
20
*
*
2000
2425
2300
70
48
M64
2032
*
5
*
*
*
2210
20
*
*