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2" NB (DN50) Flange Table

 

Flange Dimensions

Type:Diameter mm (inch)Thickness mm (inch)PCD mm (inch)No. of holesDiameter / Bolt Length
PN6 140 16 110 4 M12 / 55
PN10 165 18 125 4 M16 / 65
PN16 165 18 125 4 M16 / 65
PN25 165 20 125 4 M16 / 70
PN40 165 20 125 4 M16 / 70
PN64 180 26 135 4 M20 / 80
Table D (6) (5/16) (4.1/2) 4 M16 / 40
Table E (6) (3/8) (4.1/2) 4 M16 / 45
Table F (6.1/2) (5/8) (5) 4 M16 / 55
Table H (6.1/2) (3/4) (5) 4 M16 / 55
ANSI 150 (6) (3/4) (4.3/4) 4 M16 / 70
ANSI 300 (6.1/2) (7/8) (5) 8 M16 / 75

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