Oversikt over boltdiameter og antall bolter pr. flens
|
Nominal |
CLASS |
|||||
| Imp / (Met) | 150# (PN20) | 300# (PN50) | 600# (PN100) | 900# (PN150) | 1500# (PN250) | 2500# (PN420) |
| 1/2" / (15) | 4 x 1/2" (M14) | 4 x 1/2" (M14) | 4 x 1/2" (M14) | 4 x 3/4" (M20) | 4 x 3/4" (M20) | 4 x 3/4" (M20) |
| 3/4" / (20) | 4 x 1/2" (M14) | 4 x 5/8" (M16) | 4 x 5/8" (M16) | 4 x 3/4" (M20) | 4 x 3/4" (M20) | 4 x 3/4" (M20) |
| 1" (25) | 4 x 1/2" (M14) | 4 x 5/8" (M16) | 4 x 5/8" (M16) | 4 x 7/8" (M24) | 4 x 7/8" (M24) | 4 x 7/8" (M24) |
| 1 1/2" (40) | 4 x 1/2" (M14) | 4 x 3/4" (M20) | 4 x 3/4" (M20) | 4 x 1" (M27) | 4 x 1" (M27) | 4 x 1 1/8" (M30) |
| 2" (50) | 4 x 5/8" (M16) | 8 x 5/8" (M16) | 8 x 5/8" (M16) | 8 x 7/8" (M24) | 8 x 7/8" (M24) | 8 x 1" (M27) |
| 3" (100) | 4 5/8" (M16) | 8 x 3/4" (M20) | 8 x 7/8" (M20) | 8 x 3/8" (M24) | 8 x 1 1/8" (M30) | 8 x 1 1/4" (M33) |
| 4" (100) | 8 x 5/8" (M16) | 8 x 3/4" (M24) | 8 x 7/8" (M24) | 8 x 1 1/8" (M30) | 8 x 1 1/4" (M33) | 8 x 1 1/2" (M39) |
| 6" (150) | 8 x 3/4" (M20) | 12 x 3/4" (M20) | 12 x 1" (M27) | 12 x 1 1/8" (M30) | 12 x 1 3/8" M36) | 8 x 2" (M52) |
| 8" (200) | 8 x 3/4" (M20) | 12 x 7/8" (M24) | 12x1 1/8" (M30) | 12 x 1 3/8" (M36) | 12 x 1 5/8" (M42) | 12 x 2" (M52) |
| 10" (250) | 12 x 7/8" (M24) | 16 x 1" (M27) | 16 x 1 1/4" (M33) | 16 x 1 3/8" (M36) | 12 x 1 7/8" (M48) | 12 x 2 1/2" (M64) |
| 12" (300) | 12 x 7/8" (M24) | 16 x 1 1/8" (M30) | 20 x 1 1/4" (M33) | 20 x 1 3/8" (M36) | 16 x 2" (M52) | 12 x 2 3/4" (M70) |
| 14" (350) | 12 x 1" (M27) | 20 x 1 1/8" (M30) | 20 x 1 3/8" (M36) | 20 x 1 1/2" (M39) | 16 x 2 1/4 (M56) | |
| 16" (400) | 16 x 1" (M27) | 20 x 1 1/4" (M33) | 20 x 1 1/2" (M39) | 20 x 1 5/8" (M42) | 16 x 2 1/2" (M64) | |
| 18" (450) | 16 x 1 1/8" (M30) | 20 x 1 1/4" (M33) | 20 x 1 5/8" (M42) | 20 x 1 7/8" (M48) | 16 x 2 3/4" (M70) | |
| 20" (500) | 20 x 1 1/8" (M30) | 24 x 1 1/4" (M33) | 24 x 1 5/8" (M42) | 20 x 2" (M52) | 16 x 3" (M76) | |
| 24" (600) | 20 x 1 1/4" (M33) | 24 x 1 1/2" (M39) | 24 x 1 7/8" (M48) | 20 x 2 1/2" (M64) | 16 x 3 1/2" (M90) | |
| 26" (650) | 24 x 1 1/4" (M33) | 28 x 1 1/4" (M33) | 24 x 1 7/8" (M48) | 20 x 2 3/4" (M70) | ||
| 28" (700) | 28" 1 1/4" (M33) | 28 x 1 5/8" (M42) | 28 x 2" (M52) | 20 x 3" (M76) | ||
| 30" (750) | 28 x 1 1/4" (M33) | 28 x 1 3/4" (M45) | 28 x 2" (M52) | 20 x 3" (M76) | ||
| 32" (800) | 28 x 1 1/2" (M39) | 28 x 1 7/8" (M48) | 28 x 2 1/4" (M56) | 20 x 3 1/4" (M85) | ||
| 34" (850) | 32 x 1 1/2" (M39) | 28 x 7/8" (M48) | 28 x 2 1/4" (M56) | 20 x 3 1/2" (M90) | ||
| 36" (900) | 32 x 1 1/2" (M39) | 32 x 2" (M52) | 28 x 2 1/2" (M64) | 20 x 3 1/2" (M90) | ||