美国标准 ASTM F 1952山地速降单车头盔测试
Test item 测试名称:Helmets Used for Downhill Mountain Bicycle Racing 山地速降单车头盔
Test info 测试内容
ASTM F 1952, Standard Specification For Helmets Used for Downhill Mountain Bicycle Racing 山地速降单车头盔标准 |
3 Labels and Warnings |
6.2 Retention System Testing (roll off) |
6.4 static stability of retention system 固定系统的静态稳定性 |
7 Peak Acceleration Requirements |
8 Chin Bar Rigidity Test 护颚件冲击测试 |
Impact Energy Attenuation 撞击能量吸收 |
dynamic strength of retention system 固定系统的动态强度 |
Field of Vision (ASTM F1446-14) |
Projection (ASTM F1446-7.2) |
Lead time 测试周期:7-9 working days 工作日 |
Sample size 送样规格: 7pcs finished products 七个成品 |
Sample Report 报告样本:
Sample for reference 参考图片:
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