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10BAR
 　DIN 2576 Slip-On Flanges
　DIN 2527 Blind Flanges
　DIN 2632 Welding Neck Flanges

 
Bore
Common Dimension
Hub
Raised Face
Drilling
NOMINAL BORE
d1
D
t
k
T
d3
s
r
a~
d4
f
NUMBER OF BOLT
DIA. OF BOLT
d2
welding neck
slip-on
blind
10
14 17.2 *)
90
14
14
14
60
35
25
28
1.8
4
6
40
2
4
M12
(1/2")
14
15
20 21.3 *)
95
14
14
14
65
35
30
32
2.0
4
6
45
2
4
M12
(1/2")
14
20
25 26.9 *)
105
16
16
16
75
38
38
40
2.3
4
6
58
2
4
M12
(1/2")
14
25
30 33.7 *)
115
16
16
16
85
38
42
45
2.6
4
6
68
2
4
M12
(1/2")
14
32
38 42.4 *)
140
16
16
16
100
40
52
56
2.6
6
6
78
2
4
M16
(5/8")
18
40
44.5 48.3 *)
150
16
16
16
110
42
60
64
2.6
6
7
88
3
4
M16
(5/8")
18
50
57 60.3 *)
165
18
18
18
125
45
72
75
2.9
6
8
102
3
4
M16
(5/8")
18
65
76.1 *)
185
18
18
18
145
45
90
2.9
6
10
122
3
4
M16
(5/8")
18
80
88.9 *)
200
20
20
20
160
50
105
3.2
8
10
138
3
4
M16
(5/8")
18
100
108 114.3 *)
220
20
20
20
180
52
125
131
3.6
8
12
158
3
8
M16
(5/8")
18
125
133 139.7 *)
250
22
22
22
210
55
150
156
4.0
8
12
188
3
8
M16
(5/8")
18
150
159 168.3 *)
285
22
22
22
240
55
175
184
4.5
10
12
212
3
8
M20
(3/4")
23
200
216 219.1 *)
340
24
24
24
295
62
232
235
5.9
10
16
268
3
8
M20
(3/4")
23
250
267　273 *)
395
26
26
26
350
68
285
292
6.3
12
16
320
3
12
M20
(3/4")
23
300
318 323.9 *)
445
26
26
28
400
68
335
344
7.1
12
16
370
4
12
M20
(3/4")
23
350
355.6 *) 368
505
26
28
30
460
68
385
7.1
12
16
430
4
16
M20
(3/4")
23
400
406.4 *) 419
565
26
32
32
515
72
440
7.1
12
16
482
4
16
M24
(7/8")
27
500
508*) 521
670
28
38
34
620
75
542
7.1
12
16
585
4
20
M24
(7/8")
27
600
609.6 *) 622
780
28
　
　
725
80
642
7.1
12
18
685
5
20
M27
(1")
30
700
711.2 *) 720
895
30
　
　
840
80
745
8.0
12
18
800
5
24
M27
(1")
30
800
812.8 *) 820
1015
32
　
　
950
90
850
8.0
12
18
905
5
24
M30
(1-1/8")
33
900
914.4 *) 920
1115
34
　
　
1050
95
950
10.0
12
20
1005
5
28
M30
(1-1/8")
33
1000
1016 *) 1020
1230
34
　
　
1160
95
1052
10.0
16
20
1110
5
28
M33
(1-1/4")
36
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