name | Car seat back bracket | |
Product specification | 490*110*40 | |
Production technology | Blanking (2D laser cutting)/Drawing (soft die)/inner hole and trimming (3D laser cutting)/flanging (soft die) | |
Material information | HC420LA | T=1.0mm |
Elongation after breakingδ/5 | ≥26% | |
Tensile strengthσb | 460~550 MPa | |
Yield strengthσs | 446 MPa |