STEEL STRUCTURE BOLTS AS/NZS1252:2016
| Steel structure hexagonal bolts AS/NZS 1252:2016 | |||
| Executive standard | GB1228 GB3632 etc | ||
| Class | 8.8S | d≤24 | 20MnTiB、40Cr、ML20MnTiB |
| d≥27 | 35CrMoA、35VB | ||
| 10.9S | d≤24 | 20MnTiB、ML20MnTiB | |
| d≥27 | 35VB | ||
| Surface finishing | Black,phosphate,zinc,hot dip galvanized,Dacromet,Geomet etc | ||
