FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 25
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 4 1/4" / 108mm 3 1/8" / 79mm 4 5/8" / 16mm 7/16" / 11mm 3/8" / 10mm 7/16" / 11mm
ANSI 300 4 7/8" / 124mm 3 1/2" / 89mm 4 3/4" / 19mm   19/32" / 15mm 11/16" / 17mm
ANSI 600 4 7/8" / 124mm 3 1/2" / 89mm 4 3/4" / 19mm     11/16" / 17mm
ANSI 900 5 7/8" / 149mm 4" / 102mm 4 1" / 25mm     1 1/8" / 29mm
ANSI 1500 5 7/8" / 149mm 4" / 102mm 4 1" / 25mm     1 1/8" / 29mm
AS2129 Table C 115mm 83mm 4 14mm 13mm 13mm 10mm
AS2129 Table D 115mm 83mm 4 14mm 13mm 8mm 10mm
AS2129 Table E 115mm 83mm 4 14mm 13mm 8mm 10mm
AS2129 Table F 120mm 87mm 4 18mm 13mm 10mm 10mm
AS2129 Table H 120mm 87mm 4 18mm 19mm 11mm 14mm
AS2129 Table J 120mm 87mm 4 18mm   19mm 19mm
BS10 Table D 4 1/2" / 114mm 3 1/4" / 83mm 4 9/16" / 14mm 1/2" / 13mm 5/16" / 8mm 3/8" / 10mm
BS10 Table E 4 1/2" / 114mm 3 1/4" / 83mm 4 9/16" / 14mm 1/2" / 13mm 5/16" / 8mm 3/8" / 10mm
BS10 Table F 4 3/4" / 121mm 3 7/16" / 87mm 4 9/16" / 14mm 1/2" / 13mm 3/8" / 10mm 3/8" / 10mm
BS10 Table H 4 3/4" / 121mm 3 7/16" / 87mm 4 11/16" / 17mm 3/4" / 19mm 7/16" / 11mm 9/16" / 14mm
BS10 Table J 4 3/4" / 121mm 3 7/16" / 87mm 4 11/16" / 17mm   3/4" / 19mm 3/4" / 19mm
BS10 Table K 5" / 127mm 3 3/4" / 95mm 4 11/16" / 17mm   7/8" / 22mm 7/8" / 22mm
BS4504-6 100mm 75mm 4 11mm 14mm    
BS4504-10 115mm 85mm 4 14mm 16mm    
BS4504-16 115mm 85mm 4 14mm 16mm 8mm 18mm
BS4504-25 115mm 85mm 4 14mm 18mm 9mm 18mm
BS4504-40 115mm 85mm 4 14mm   11mm 18mm
BS4504-64 140mm 100mm 4 18mm     24mm
BS4504-100 140mm 100mm 4 18mm     24mm
JIS 5 95mm 75mm 4 12mm     10mm
JIS 10 125mm 90mm 4 19mm 18mm   14mm
JIS 16 125mm 90mm 4 19mm 18mm   14mm
JIS 20 125mm 90mm 4 19mm 20mm   16mm
DIN 6 100mm 75mm 4 11mm     14mm
DIN 10 115mm 85mm 4 14mm     16mm
DIN 16 115mm 85mm 4 14mm     16mm
DIN 25 115mm 85mm 4 14mm     16mm
DIN 40 115mm 85mm 4 14mm     16mm