DIN 6921 Class8.8 zinc Plating Hex Flange Bolt
| Standard | DIN,ISO,ANSI |
| Material | Carbon steel C1035 / C1045 |
| Grade | Class 8.8 |
| Tensile Strength | Min 800 MPA |
| Yield strength | Min 640 MPA |
| Hardness | HRC 22 -32 |
| Mark | According to customer's requirement |
| Size | M5-M20 |
| Finish | Plain, black, zinc plated and so on. |
| Delivery time | Normally in 20-30 days. |
| Package | Cartons&pallets or according to customer's requirement. |
