STUD BOLTS
| Stud bolt thread/Non-standard bolt | |
| Executive standard | A193 DIN976 GB899 GB882 HG/T20613 HG/T20634NB/T47027 GB901 SH3404 HG/T21573 etc Wheel Bolt/cup head bolts |
| Material | 35#、40Cr、35CrMoA、25Cr2MoVA、B7、L7 stainless steel etclwheel hub bolt as shown on the drawing |
| Surface finishing | Black,phosphate,zinc,hot dip galvanized,Dacromet,Geomet etc |
