Hex Flange Bolt | |
Standard | DIN6921/6922 ISO15071 |
Specification | M6-M36 1/4-2" |
Length | 10-300mm |
Material | Q215 Q235 35CrMoA 45# |
Grade | A2-70, A4-80, 4.8-12.9 |
This product is composed of head, plate and screw stem. Compared with ordinary bolt, it can withstand higher preload and has better relaxation performance so it is extensively used in automobile engines, heavy machinery and other products. Made of high quality carbon steel, this product has high hardness and cutting performance.