Home Reference Manual Dimensions of the steel Flanges DN32-1¼"
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Dimensions of the steel Flanges DN 32 - 1¼"

 


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* 		2,5-6 120 90 14 4 M12 14 70 2
10 140 100 18 4 M16 16 78 2
16 140 100 18 4 M16 16 78 2
25 140 100 18 4 M16 18 78 2
40 140 100 18 4 M16 18 78 2
64 155 110 22 4 M20 24 75
 2
100 155 110 22 4 M20 24 75
 2
ISO/DIS 7005-1.2
NF E 29-203 		20 120 89,0 16 4 M14 16,0 63,5 2
50 135 98,5
 18 4 M16 19,5 63,5 2
100 135 98,5 18 4 M16 21,0 63,5 7**
ANSI B 16.5
BS 1560 		150 4,62
(115,5) 		3,50
(88,9) 		0,62
(15,8) 		4 0,50
(12,7) 		0,62
(15,9) 		2,50
(63,5) 		0,06
(1.6)
300 5,25
(133,3) 		3,88
(98,4)
 0,75
(19,0) 		4 0,62
(15,9) 		0,75
(19,0) 		2,50
(63,5) 		0,06
(1,6)
400 5,25
(133,3) 		3,88
(98,4) 		0,75
(19,0) 		4 0,62
(15,9) 		0,81
(20,6) 		2,50
(63,5) 		0,25**
(6,4)
600 5,25
(133,3) 		3,88
(98,4) 		0,75
(19,0) 		4 0,62
(15,9) 		0,81
(20,6) 		2,50
(63,5)		 0,25**
(6,4)
900 6,25
(158,7) 		4,38
(111,1) 		1,00
(25,4) 		4 0,88
(22,2) 		1,12
(28,6) 		2,50
(63,5) 		0,25**
(6,4)
BS 10
AS 2129 		A 4¾
(120,7) 		3 7/16
(87,3) 		9/16
(14,3) 		4 ½
(12,7) 		¼
(6,4) 		— —
D 4¾
(120,7) 		3 7/16
(87,3)		 9/16
(14,3) 		4 ½
(12,7) 		½
(12,7) 		— —
E 4¾
(120,7) 		3 7/16
(87,3)		 9/16
(14,3) 		4 ½
(12,7) 		½
(12,7) 		— —
F 5¼
(133,3)
 3⅞
(98,4) 		11/16
(17,5) 		4 ⅝
(15,9) 		½
(12,7) 		— —
H 5¼
(133,3) 		3⅞
(98,4)		 11/16
(17,5) 		4 ⅝
(15,9) 		11/16
(17,5) 		3 1/16
(76,2) 		1/16
(1.6)
J 5¼
(133,3) 		3⅞
(98,4) 		11/16
(17,5) 		4 ⅝
(15,9) 		¾
(19,0) 		3 1/16
(76,2) 		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