FOUNDATION BOLTS
BS 7419 SQUARE SQUARE
Steel Hardness: 4.6, 8.8
Finish: Self, Black, Bright Zinc, Hot Dip Galvanized
Dimensions / Weight Chart
| Nom. Dia. (d) | M16 | M20 | M24 | M30 | M36 | M42 | M48 | M56 | M64 | ||
| Thread Pitch | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | ||
| t | a | Max. | 122.0 | 127.5 | 133.0 | 140.5 | 148.0 | 155.5 | 163.0 | 172.5 | 182.0 |
| Min. | 116 | 120 | 124 | 130 | 136 | 142 | 148 | 156 | 164 | ||
| b | Max. | 225 | 225 | 225 | 225 | 225 | 225 | 225 | 225 | 225 | |
| Min. | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | ||
| ds | Max. | 16.70 | 20.84 | 24.84 | 30.84 | 37.00 | 43.00 | 49.00 | 57.20 | 65.20 | |
| Min. | 15.30 | 19.16 | 23.16 | 29.16 | 35.00 | 41.00 | 47.00 | 54.80 | 62.80 | ||
| h | Max. | 10.75 | 13.40 | 15.90 | 19.75 | 23.55 | 27.05 | 31.05 | 36.25 | 41.25 | |
| Min. | 9.25 | 11.60 | 14.10 | 17.65 | 21.45 | 24.95 | 28.95 | 33.75 | 38.75 | ||
| r | Min. | 0.6 | 0.8 | 0.8 | 1.0 | 1.0 | 1.2 | 1.6 | 2.0 | 2.0 | |
| af | Max. | 24.00 | 30.00 | 36.00 | 46.00 | 55.00 | 65.00 | 75.00 | 85.00 | 95.00 | |
| Min. | 23.16 | 29.16 | 35.00 | 45.00 | 53.80 | 63.10 | 73.10 | 82.80 | 92.80 | ||
| s | Max. | 8.75 | 10.75 | 12.90 | 15.90 | 18.90 | 22.05 | 25.05 | 29.05 | 33.25 | |
| Min. | 7.25 | 9.25 | 11.10 | 14.10 | 17.10 | 19.95 | 22.95 | 26.95 | 30.75 | ||
| sq | Max. | 16.70 | 20.84 | 24.84 | 30.84 | 37.00 | 43.00 | 49.00 | 57.20 | 65.20 | |
| Min. | 15.30 | 19.16 | 23.16 | 29.16 | 35.00 | 41.00 | 47.00 | 54.80 | 62.80 | ||
| Length | WEIGHT IN KG PER PC | ||||||||||
| 300 | 0.53 | 0.85 | |||||||||
| 375 | 0.64 | 1.03 | 1.51 | ||||||||
| 450 | 0.76 | 1.22 | 1.78 | 2.90 | 4.22 | * | * | * | * | ||
| 525 | 0.88 | 1.43 | 2.04 | 3.35 | 4.82 | * | * | * | * | ||
| 600 | 1.00 | 1.58 | 2.31 | 3.77 | 5.42 | * | * | * | * | ||
| 750 | 1.95 | 2.84 | 4.60 | 6.62 | * | * | * | * | |||
| 1000 | 2.00 | 3.72 | 5.95 | 8.62 | * | * | * | * | |||
| 1250 | 4.61 | 7.34 | 10.62 | * | * | * | * | ||||
Our comprehensive range of bolting includes a wide range of BS 7419 square holding down bolts, accessible in grades 4.6 (gentle steel), and 8.8 (high ductile).
Diameters across range from M16 to M64 and lengths from 300mm to 600. All items allude to the separate BS specification Comes total with the (square) nut. We additionally offer the relating waxed cones.
Streams Forgings is a main Indian maker of BS 7419 square holding down bolts, providing the structural designing area in the UK and around the world.
We have one of the most broad and different scopes of holding down bolts in Europe, just as holding supplies of spaces prepared for fast transformation and dispatch.