FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 300
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 19" / 483mm 17" / 432mm 12 1" / 25mm 1 1/4" / 32mm 1 1/16" / 27mm 1 1/4" / 32mm
ANSI 300 20 1/2" / 521mm 17 3/4" / 451mm 16 1 1/4" / 32mm     2" / 51mm
ANSI 600 22" / 559mm 19 1/4" / 489mm 20 1 3/8" / 35mm     2 5/8" / 67mm
ANSI 900 24" / 610mm 21" / 533mm 20 1 1/2" / 38mm     3 1/8" / 79mm
ANSI 1500 26 1/2" / 673mm 22 1/2" / 572mm 16 2 1/8" / 54mm     4 7/8" / 124mm
AS2129 Table C 455mm 406mm 12 22mm 29mm 29mm 22mm
AS2129 Table D 455mm 406mm 12 22mm 25mm 22mm 22mm
AS2129 Table E 455mm 406mm 12 26mm 29mm 25mm 25mm
AS2129 Table F 490mm 438mm 16 26mm 32mm 29mm 29mm
AS2129 Table H 490mm 438mm 16 26mm 44mm 38mm 38mm
AS2129 Table J 490mm 438mm 16 30mm     51mm
BS10 Table D 18" / 457mm 16" / 406mm 12 7/8" / 22mm 1" / 25mm 7/8" / 22mm 7/8" / 22mm
BS10 Table E 18" / 457mm 16" / 406mm 12 1" / 25mm 1 1/8" / 29mm 1" / 25mm 1" / 25mm
BS10 Table F 19 1/4" / 489mm 17 1/4" / 438mm 16 1" / 25mm 1 1/4" / 32mm 1 1/8" / 29mm 1 1/8" / 29mm
BS10 Table H 19 1/4" / 489mm 17 1/4" / 438mm 16 1" / 25mm 1 3/4" / 44mm 1 1/2" / 38mm 1 1/2" / 38mm
BS10 Table J 19 1/4" / 489mm 17 1/4" / 438mm 16 1 1/8" / 29mm     2" / 51mm
BS10 Table K 19 1/4" / 489mm 17" / 432mm 16 1 1/4" / 32mm     1 1/4" / 32mm
BS4504-6 440mm 395mm 12 22mm 24mm    
BS4504-10 445mm 400mm 12 22mm 28mm    
BS4504-16 460mm 410mm 12 26mm 32mm   28mm
BS4504-25 485mm 430mm 16 30mm 40mm   34mm
BS4504-40 515mm 450mm 16 33mm     42mm
BS4504-64 530mm 460mm 16 36mm     52mm
BS4504-100 585mm 500mm 16 42mm     68mm
JIS 5 430mm 390mm 12 23mm 28mm   22mm
JIS 10 445mm 400mm 16 25mm 32mm   24mm
JIS 16 480mm 430mm 16 27mm 36mm   30mm
DIN 6 440mm 395mm 12 22mm     24mm
DIN 10 445mm 400mm 12 22mm     26mm
DIN 16 460mm 410mm 12 26mm     32mm