FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 450
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 25" / 635mm 22 3/4" / 578mm 16 1 1/4" / 32mm 1 9/16" / 40mm   1 9/16" / 40mm
ANSI 300 28" / 711mm 24 3/4" / 629mm 24 1 3/8" / 35mm     2 3/8" / 60mm
ANSI 600 29 1/4" / 743mm 25 3/4" / 654mm 20 1 3/4" / 44mm     3 1/4" / 83mm
ANSI 900 31" / 787mm 27" / 686mm 20 2" / 51mm     4" / 102mm
ANSI 1500 36" / 914mm 30 1/2" / 775mm 16 2 7/8" / 73mm     6 3/8" / 162mm
AS2129 Table C 640mm 584mm 12 26mm 35mm 35mm 29mm
AS2129 Table D 640mm 584mm 12 26mm 32mm 29mm 29mm
AS2129 Table E 640mm 584mm 16 26mm 35mm 29mm 29mm
AS2129 Table F 675mm 610mm 20 33mm 38mm 35mm 35mm
AS2129 Table H 675mm 610mm 20 33mm 54mm 48mm 48mm
AS2129 Table J 675mm 610mm 20 35mm     60mm
BS10 Table D 25 1/4" / 641mm 23" / 584mm 12 1" / 25mm 1 1/4" / 32mm 1 1/8" / 29mm 1 1/8" / 29mm
BS10 Table E 25 1/4" / 641mm 23" / 584mm 16 1" / 25mm 1 3/8" / 35mm 1 1/8" / 29mm 1 1/8" / 29mm
BS10 Table F 26 1/2" / 673mm 24" / 610mm 20 1 1/4" / 32mm 1 1/2" / 38mm 1 3/8" / 35mm 1 3/8" / 35mm
BS10 Table H 26 1/2" / 673mm 24" / 610mm 20 1 1/4" / 32mm 2 1/8" / 54mm 1 7/8" / 48mm 1 7/8" / 48mm
BS10 Table J 26 1/2" / 673mm 24" / 610mm 20 1 3/8" / 35mm     2 3/8" / 60mm
BS10 Table K 28 1/4" / 718mm 25 3/4" / 654mm 20 1 1/2" / 38mm     3" / 76mm
BS4504-6 595mm 550mm 16 22mm 30mm    
BS4504-10 615mm 565mm 20 26mm 32mm    
BS4504-16 640mm 585mm 20 30mm 40mm    
JIS 5 605mm 555mm 16 25mm 30mm   24mm
JIS 10 620mm 565mm 20 27mm 38mm   30mm
JIS 16 675mm 605mm 20 33mm 46mm   40mm
DIN 6 595mm 550mm 16 22mm     30mm
DIN 10 615mm 565mm 20 26mm     36mm
DIN 16 640mm 585mm 20 30mm     42mm