FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 500
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 27 1/2" / 699mm 25" / 635mm 20 1 1/4" / 32mm 1 11/16" / 43mm   1 11/16" / 43mm
ANSI 300 30 1/2" / 775mm 27" / 686mm 24 1 3/8" / 35mm     2 1/2" / 64mm
ANSI 600 32" / 813mm 28 1/2" / 724mm 24 1 3/4" / 44mm     3 1/2" / 89mm
ANSI 900 33 1/4" / 845mm 29 1/2" / 749mm 20 2 1/8" / 54mm     4 1/4" / 108mm
ANSI 1500 38 3/4" / 984mm 32 3/4" / 832mm 16 3 1/8" / 79mm     7" / 178mm
AS2129 Table C 705mm 641mm 16 26mm 38mm 38mm 32mm
AS2129 Table D 705mm 641mm 16 26mm 32mm 32mm 32mm
AS2129 Table E 705mm 641mm 16 26mm 38mm 32mm 32mm
AS2129 Table F 735mm 673mm 24 33mm 41mm 38mm 38mm
AS2129 Table H 735mm 673mm 24 33mm 57mm 51mm 51mm
AS2129 Table J 735mm 673mm 24 36mm     64mm
BS10 Table D 27 3/4" / 705mm 25 1/4" / 641mm 16 1" / 25mm 1 1/4" / 32mm 1 1/4" / 32mm 1 1/4" / 32mm
BS10 Table E 27 3/4" / 705mm 25 1/4" / 641mm 16 1" / 25mm 1 1/2" / 38mm 1 1/4" / 32mm 1 1/4" / 32mm
BS10 Table F 29" / 737mm 26 1/2" / 673mm 20 1 1/4" / 32mm 1 5/8" / 41mm 1 1/2" / 38mm 1 1/2" / 38mm
BS10 Table H 29" / 737mm 26 1/2" / 673mm 20 1 1/4" / 32mm 2 1/4" / 57mm 2" / 51mm 2" / 51mm
BS10 Table J 29" / 737mm 26 1/2" / 673mm 20 1 3/8" / 35mm     2 1/2" / 64mm
BS10 Table K 31" / 787mm 28" / 711mm 20 1 5/8" / 41mm     3 1/4" / 83mm
BS4504-6 645mm 600mm 20 22mm 30mm    
BS4504-10 670mm 620mm 20 26mm 34mm    
BS4504-16 715mm 650mm 20 33mm 42mm   36mm
BS4504-25 730mm 660mm 20 36mm 52mm   44mm
BS4504-40 755mm 670mm 20 42mm     52mm
BS4504-64 800mm 705mm 20 58mm     67mm
BS4504-100 870mm 760mm 20 56mm     94mm
JIS 5 655mm 605mm 20 25mm 32mm   24mm
JIS 10 675mm 620mm 20 27mm 40mm   42mm
JIS 16 730mm 660mm 20 33mm 50mm   42mm
DIN 6 645mm 600mm 20 22mm     30mm
DIN 10 670mm 620mm 20 26mm     38mm
DIN 16 715mm 650mm 20 33mm     46mm