9-shaped anchor bolt
GB799
Diameter range: M16-M48 Length range: 250mm-1200mm
| standard | GB national standard |
|---|---|
| Material | Q235 |
| Grade | 4.8 |
| Surface | true color |
| Thread | Fully threaded |
| (mm) | M8 | M10 | M12 | M16 | M20 | M24 | M30 | M36 | M42 | M48 | M56 | M64 | M72 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6 |
| L1 | 46 | 65 | 82 | 93 | 127 | 139 | 192 | 244 | 261 | 302 | 343 | 385 | 430 |
| d1 | 10 | 15 | 20 | 20 | 30 | 30 | 45 | 60 | 60 | 70 | 80 | 90 | 100 |
| steel | ||
| General technical conditions | GB/T 16938 | |
| Thread | tolerance | 8g |
| standard | GB/T 196、GB/T 197 | |
| Mechanical properties | Grade | 4.6, 5.6 |
| standard | d≤M39：GB/T 3098.1； | |
| d＞M39：According to the agreement | ||
| tolerance | Grade | C |
| standard | GB/T 3103.1 | |
| surface defects | GB/T 5779.1 | |
| surface treatment | Without treatment; | |
| Electroplating technical requirements shall comply with GB/T 5267.1; | ||
| The technical requirements for hot-dip galvanizing layer shall comply with GB/T 5267.3; | ||
| If other technical requirements or surface treatment are required, it should be agreed upon by the supplier and the buyer. | ||
| Acceptance and packaging | GB/T 90.1、GB/T 90.2 | |
| a Other grades or materials, by supply and demand agreement | ||
| Note: Due to the structure of the anchor bolt, the wedge load test and the head rod combination strength test are not performed. | ||
