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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:
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Sample for reference 参考图片:
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