GB 811-2010 Translated English of Chinese Standard. GB811-2010: Helmets for motorcyclistshttps://www.chinesestandard.net, 4 mars 2016 - 30 sidor This Standard specifies the basic structure, categories and specifications, technical requirements, test methods, inspection rules and marks of helmets for motorcyclists. |
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A-A line acceleration peak value Accelerometer batch of products Central vertical axis chin strap Class-A helmet Class-B Clause collision energy absorption Collision test bench Comfort padding conditions for helmet Conduct the test different specifications dihedral angle drop hammer drop height energy absorption performance exit-factory inspection Figure 17 Figure 5 Protect Figure 6 Visual following technical requirements frequency response half-face helmet collision energy helmet sample Helmets for motorcyclists Hemispherical anvil impact point Impact speed initial load Inspection item less lower-visual field meet the following method specified parallel plates penetration resistance performance Penetration test plane of headform protect range Protect section Protective padding Put the helmet refers to horizontal release device retention system section and testing shell shown in Figure shown in Table Standard symmetry plane Table 1 Helmet Table 2 Headform Table 6 Test temperature test according Test conditions Test device Test procedures Put testing section type inspection Visual field