TOPIN-T-bolts are used in the exterior decoration of high-speed rail, underground pipeline corridors, factory building supports, elevator shafts, prefabricated buildings and office buildings.
| TOPIN-T BOLT | |||
| Type | Hook Bolt | Gear head Bolt | |
| TOPIN-T 40/22, 50/30, 52/34 | TOPIN-T38/23, 50/25, 53/34 | ||
| TOPIN-T BOLT Including:T-bolt,a flat washer,a spring washer and a nut |  |
 |
|
| Material | Galvanizing |  |
|
| Hot dip galvanizing | |
|
|
| A2 stainless steel | |
|
|
| A4 stainless steel | |
|
|
| Diameter Φ | M8-M30 | M10-M30 | |
| Length(mm) | 20-300 | ||
| TOPIN-T BOLT Strength | |||||||||||||||||||
| Bolt diameterΦ | M6 | M8 | M10 | M12 | M16 | M20 | M24 | M27 | M30 | ||||||||||
| Torque Tinst[Nm] | 3 | 8 | 15 | 25 | 40 | 120 | 200 | 300 | 380 | ||||||||||
| T-bolt(electro galvanized and hot galvanized) | |||||||||||||||||||
| strength grade | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | 4..6 | 8.8 | |
| Pull | NRd,sc[Kn] | 4 | 10.7 | 7.3 | 19.5 | 11.6 | 31 | 16.9 | 45 | 31.4 | 83.6 | 49 | 131 | 70.7 | 188 | 92 | 245 | 112 | 295 |
| Shear | VRd,sc[Kn] | 2.4 | 6.4 | 4.4 | 11.7 | 7 | 18.6 | 10.1 | 27 | 18.6 | 50.3 | 29.5 | 78.5 | 43 | 114 | 55.1 | 146 | 67.5 | 180 |
| BMD | MRd,sc[Kn] | 3.7 | 9.8 | 9 | 24 | 18 | 47.9 | 31.4 | 83.7 | 79.8 | 212 | 108 | 288 | 215 | 570 | 270 | 717 | 395 | 1055 |
| T-bolt(stainless steel) | |||||||||||||||||||
| strength grade | A2/A4 | A2/A4 | A2/A4 | A2/A4 | A2/A4 | A2/A4 | A2/A4 | A2/A4 | A2/A4 | ||||||||||
| 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | 50 | 70 | ||
| Pull | NRd,sc[Kn] | 3.5 | 7.5 | 6.4 | 13.5 | 10.3 | 21.8 | 15 | 31.7 | 28.2 | 58.5 | 43 | 92 | 61 | 132 | 80.2 | 172 | 98.2 | 208 |
| Shear | VRd,sc[Kn] | 2.1 | 4.5 | 3.9 | 8.4 | 6.2 | 13.2 | 9 | 19 | 16.8 | 35.5 | 25.8 | 55.2 | 37.3 | 79.3 | 48.4 | 103 | 58.5 | 125 |
| BMD | MRd,sc[Kn] | 3.2 | 6.9 | 7.85 | 17 | 15.7 | 33.5 | 27.8 | 58.5 | 69.2 | 149 | 94.3 | 203 | 187 | 401 | 235 | 503 | 349 | 749 |
