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Dimensions of the Steel Flanges DN15-½"
n° - number of holes
dia - diameter of bolts
| Flange standard |
PN
Rating |
D |
K |
L |
n° |
dia. |
c |
d |
f |
UNI 2223
DIN 2501
BS 4504
NF E 29-203*
ISO/DIS 7005-1.2* |
2,5-6 |
80 |
55 |
11 |
4 |
M10 |
12 |
40 |
2 |
| 10 |
95 |
65 |
14 |
4 |
M12 |
14 |
45 |
2 |
| 16 |
95 |
65 |
14 |
4 |
M12 |
16 |
45 |
2 |
| 25 |
95 |
65 |
14 |
4 |
M12 |
16 |
45 |
2 |
| 40 |
95 |
65 |
14 |
4 |
M12 |
16 |
45 |
2 |
| 64 |
105 |
75 |
14 |
4 |
M12 |
20 |
45 |
2 |
| 100 |
105 |
75 |
14 |
4 |
M12 |
20 |
45 |
2 |
ISO/DIS 7005-1.2
NF E 29-203 |
20 |
90 |
60,5 |
16 |
4 |
M14 |
11,5 |
35 |
2 |
| 50 |
95 |
66,5 |
16 |
4 |
M14 |
14,5 |
35 |
2 |
| 100 |
95 |
66,5 |
16 |
4 |
M14 |
14,5 |
35 |
7** |
ANSI B 16.5
BS 1560 |
150 |
3,50
(88,9) |
2,38
(60,5) |
0,62
(15,8) |
4 |
0,50
(12,7) |
0,44
(11,2) |
1,38
(35) |
0,06
(1,5) |
| 300 |
3,75
(95,2) |
2,62
(66,6) |
0,62
(15,8) |
4 |
0,50
(12,7) |
0,56
(14,3) |
1,38
(35) |
0,06
(1,5) |
| 400 |
3,75
(95,2) |
2,62
(66,6) |
0,62
(15,8) |
4 |
0,50
(12,7) |
0,56
(14,3) |
1,38
(35) |
0,25**
(6,4) |
| 600 |
3,75
(95,2) |
2,62
(66,6) |
0,62
(15,8) |
4 |
0,50
(12,7) |
0,56
(14,3) |
1,38
(35) |
0,25**
(6,4) |
| 900 |
4,75
(120,6) |
3,25
(82,5) |
0,88
(22,3) |
4 |
0,75
(19,0) |
0,88
(22,2) |
1,38
(35) |
0,25**
(6,4) |
BS 10
AS 2129 |
A |
3¾
(95,2) |
2⅝
(66,7) |
9/16
(14,3) |
4 |
½
(12,7) |
3/16
(4,8) |
— |
— |
| D |
3¾
(95,2) |
2⅝
(66,7) |
9/16
(14,3) |
4 |
½
(12,7) |
⅜
(9,5) |
— |
— |
| E |
3¾
(95,2) |
2⅝
(66,7) |
9/16
(14,3) |
4 |
½
(12,7) |
⅜
(9,5) |
— |
— |
| F |
3¾
(95,2) |
2⅝
(66,7) |
9/16
(14,3) |
4 |
½
(12,7) |
⅜
(9,5) |
— |
—
|
| H |
4½
(114,3) |
3¼
(82,5) |
11/16
(17,5) |
4 |
⅝
(15,9) |
½
(12,7) |
2¼
(57,2) |
1/16
(1,6) |
| J |
4½
(114,3) |
3¼
(82,5) |
11/16
(17,5) |
4 |
⅝
(15,9) |
⅝
(15,9) |
2¼
(57,2) |
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
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