Dimensions of the steel Flanges DN200-8" Print
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Dimensions of the steel Flanges DN 200 - 8"

 


n° - number of holes
dia - diameter of bolts

 

Flange standard PN
Rating
D K L dia c d f
UNI 2223
DIN 2501
BS 4504
NF E 29-203*
ISO/DIS 7005-1.2*
2,5-6 320 280 18 8 M16 22 202 3
10 340 295 22 8 M20 24 212 3
16 340 295 22 12 M20 24 212 3
25 360 310 26 12 M24 30 218 3
40 375 320 30 12 M27 34 218 3
64 415 345 36 12 M33 42 215
3
100 430 360 36 12 M33 52 215
3
ISO/DIS 7005-1.2
NF E 29-203
20 345 298,5 22,0 8 M20 29,0 216 2
50 380 330,0
26,0 12 M24 41,5 216 2
100 420 349,0 32,5 12 M30 55,5 216 7**
ANSI B 16.5
BS 1560
150 13,50
(342,9)
11,75
(298,4)
0,88
(22,2)
8 0,75
(19,0)
1,12
(28,6)
8,50
(215,9)
0,06
(1.6)
300 15.00
(381,0)
13,00
(330,2)
1,00
(25,4)
12 0,88
(22,2)
1,62
(41,3)
8,50
(215,9)
0,06
(1,6)
400 15.00
(381,0)
13,00
(330,2)
1,12
(28,6)
12 1,00
(25,4)
1,88
(47,6)
8,50
(215,9)
0,25**
(6,4)
600 16,50
(419,1)
13,75
(349,2)
1,25
(31,8)
12 1,12
(28,6)
2,19
(55,6)
8,50
(215,9)
0,25**
(6,4)
900 18,50
(469,9)
15,50
(393,7)
1,50
(38,1)
12 1,38
(34,9)
2,50
(63,5)
8,50
(215,9)
0,25**
(6,4)
BS 10
AS 2129
A 13¼
(336,6)
11½
(292,1)
11/16
(17,5)
8
(15,9)
½
(12,7)
D 13¼
(336,6)
11½
(292,1)
11/16
(17,5)
8
(15,9)
½
(12,7)
E 13¼
(336,6)
11½
(292,1)

(22,2)
8 ¾
(19,0)
¾
(19,0)
F 14½
(368,3)
12¾
(323,9)

(22,2)
12 ¾
(19,0)
1
(25,4)
H 14½
(368,3)
12¾
(323,9)

(22,2)
12 ¾
(19,0)

(31,8)
10¼
(260,4)
1/16
(1.6)
J 14½
(368,3)
12¾
(323,9)
1
(25,4)
12
(22,2)
1⅝
(41,3)
10¼
(260,4)
1/16
(1.6)
Note - The dimensions of ANSI - BS -AS flanges are in inch; the others are in mm (the ones in brackets included which are derived from the dimensions in inch)
* For ratings 2,5-6-10-16-25-40 only
** To be added to the thickness C of the flange