Research Article
Design and Research of Smart Neck Helmets Based on the KANO-QFD Model and TRIZ Theory
Table 7
Nylon material properties.
| | Material properties | Material property parameters |
| | Density | 1150 kg/m3 | | Elastic modulus | 0.0283e5 MPa | | Poisson’s ratio | 0.4 | | Tensile strength | 75.46 MPa | | Elongation at break | 50% | | Yield strength | 54.88 MPa | | Compressive strength | 103.88 MPa | | Flexural modulus | 2.89 GPa | | Impact strength | 1.20 kJ/M/M |
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