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Flange Dimensions for DN100
Dimensional tables for PN, ANSI and BS10 DN100mm (4 Inch) flanges.
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| DIMENSION TABLES FOR 100mm (4 Inch) FLANGES | ||||||||
|---|---|---|---|---|---|---|---|---|
| BS EN 1092 | DIAMETER OF FLANGE (A) | BOLT CIRCLE DIAMETER (G) | number OF BOLTS | BOLT SIZE | DIAMETER OF HOLES (D) | DIAMETER OF RAISED FACE (C) | HEIGHT OF RAISED FACE (F) | THICKNESS (E) |
PN | ||||||||
| PN 6 | 210 | 170 | 4 | M16 | 18 | 148 | 2 | 16 |
| PN 10 | 220 | 180 | 8 | M16 | 18 | 158 | 2 | 20 |
| PN 16 | 220 | 180 | 8 | M16 | 18 | 158 | 2 | 20 |
| PN 25 | 235 | 190 | 8 | M20 | 22 | 162 | 2 | 24 |
| PN 40 | 235 | 190 | 8 | M20 | 22 | 162 | 2 | 24 |
| PN 64 | 250 | 200 | 8 | M24 | 26 | 162 | 2 | 30 |
| PN 100 | 265 | 210 | 8 | M27 | 30 | 162 | 2 | 40 |
ANSI | ||||||||
| Class 125 / 150 | 9 (229) | 7 1/2 (191) | 8 | 5/8 (16) | 3/4 (19) | 6 3/16 (157) | 1/16 (2) | 15/16 (24) |
| Class 300 | 10 (254) | 7 7/8 (200) | 8 | 3/4 (19) | 7/8 (22) | 6 3/16 (157) | 1/16 (2) | 11/4 (32) |
| Class 600 | 10 3/4 (273) | 8 1/2 (216) | 8 | 7/8 (22) | 1 (25) | 6 3/16 (157) | 1/4 (6) | 11/2 (38) |
| Class 900 | 11 1/2 (292) | 9 1/4 (235) | 8 | 11/8 (29) | 11/4 (32) | 6 3/16 (157) | 1/4 (6) | 13/4 (44) |
| Class 1500 | 12 1/4 (311) | 9 1/2 (241) | 8 | 11/4 (32) | 13/8 (35) | 6 3/16 (157) | 1/4 (6) | 21/8 (54) |
BS 10 | ||||||||
| Table A | 8 1/2 (216) | 7 (178) | 4 | 5/8 (16) | 11/16 (17) | - | - | - |
| Table D | 8 1/2 (216) | 7 (178) | 4 | 5/8 (16) | 11/16 (17) | - | - | 11/16 (17) |
| Table E | 8 1/2 (216) | 7 (178) | 8 | 5/8 (16) | 11/16 (17) | - | - | 11/16 (17) |
| Table F | 9 (229) | 7 1/2 (191) | 8 | 5/8 (16) | 11/16 (17) | - | - | 3/4 (19) |
| Table H | 9 (229) | 7 1/2 (191) | 8 | 5/8 (16) | 11/16 (17) | 6 (152) | 1/16 (2) | 1 (25) |
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