Test item 測試名稱：Helmets Used for Downhill Mountain Bicycle Racing 山地速降單車頭盔
Test info 測試內容
| ASTM F 1952, Standard Specification For Helmets Used for Downhill Mountain Bicycle Racing 山地速降單車頭盔標準 |
| 3 Labels and Warnings |
| 6.2 Retention System Testing (roll off) |
| 6.4 static stability of retention system 固定系統的靜態穩定性 |
| 7 Peak Acceleration Requirements |
| 8 Chin Bar Rigidity Test 護顎件沖擊測試 |
| Impact Energy Attenuation 撞擊能量吸收 |
| dynamic strength of retention system 固定系統的動態強度 |
| Field of Vision (ASTM F1446-14) |
| Projection (ASTM F1446-7.2) |
| Lead time 測試周期：7-9 working days 工作日 |
| Sample size 送樣規格: 7pcs finished products 七個成品 |
Sample Report 報告樣本：
Sample for reference 參考圖片: