IS 4151: 2015
Helmet for riders of Two Wheeler Motor Vehicles
1. Summary about Helmet for Riders of Two Wheeler Motor Vehicles
Helmets for two-wheeler riders are designed to protect the head from impact during accidents. They are critical safety equipment for motorcycle and scooter users on public roads.
2. Why BIS Certificate is Mandatory for Helmet for Riders of Two Wheeler Motor Vehicles
BIS certification is mandatory because helmets play a direct role in preventing fatal head injuries. Non-compliant helmets may fail to absorb impact effectively.
3. What is BIS Certified for Helmet for Riders of Two Wheeler Motor Vehicles
BIS certification confirms compliance with Indian Standards covering impact absorption, retention system strength, penetration resistance, and overall helmet construction.
Tests required for Helmet for Riders of Two Wheeler Motor Vehicles
| Title | Mandatory/Optional |
|---|---|
| Shell | Optional |
| Protective padding | Optional |
| Comfort padding | Optional |
| Retention system | Optional |
| Metal Parts (Corrosion resistance) | Optional |
| Visor (If provided) | Required |
| Sizes | Required |
| General (Except visor) | Required |
| Shell | Required |
| Protective padding | Required |
| Retention system | Required |
| Characteristics of material of helmet | Required |
| Safety of wearer | Required |
| Peripheral vision | Required |
| Workmanship and finish | Required |
| Mass | Required |
| Impact absorption test | Optional |
| Rigidity test | Required |
| Test for projections and surface friction | Required |
| Dynamic test of retention system | Required |
| Audibility test | Optional |
| Retention (Detaching) test of helmet | Required |
| Micro -slip test of the Chin strap | Optional |
| Test for resistance to abrasion of the Chin strap | Optional |
| Test for retention systems relying on quick release mechanisms | Optional |
4. Benefits of BIS Certification for Helmet for Riders of Two Wheeler Motor Vehicles
- Ensures effective head protection
- Mandatory for legal road use in India
- Reduces risk of serious injury or death
- Improves helmet reliability and performance
- Builds rider and enforcement confidence