Chat
Online
Inquiry
Home > The historical origin of helmet

The historical origin of helmet

Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why Choose Us
Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation..

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of Honor
Get in touch with usCustomer satisfaction is our first goal!
Email us
— We will confidentially process your data and will not pass it on to a third party.
The historical origin of helmet
Helmet Testing Equipments - Helmet Rigidity Tester ...
Helmet Testing Equipments - Helmet Rigidity Tester ...

Helmet, Penetration Tester for ,helmets, consists of an arrangement to hold a head-form on which the ,helmet, under ,test, is kept. The arrangement has five degrees of freedom so that any point on the surface of the ,helmet, can be brought under the point of impact in a manner such that the plane tangential at the point is substantially horizontal.

Three Bike Helmets Fail Safety Tests - Consumer Reports
Three Bike Helmets Fail Safety Tests - Consumer Reports

To ,test, how well a ,helmet, can absorb the force of an impact, we use what’s called a uniaxial monorail impact machine. Each ,helmet, is strapped onto a headform, which simulates the size and shape ...

Test shows safest cycle helmets use tech to prevent ...
Test shows safest cycle helmets use tech to prevent ...

The Swedish ,test, was arranged by insurance company Folksam and was funded by the UK-based Road ,Safety, Trust.. ,Helmets, were subjected to five tests, including a shock absorption ,test, (dropped from ...

How To Choose The Safest Motorcycle Helmet 2020
How To Choose The Safest Motorcycle Helmet 2020

Chin Bar ,Test, – The ,test helmet, is attached to a base with the chin bar facing upward. A 5 kg weight is dropped to hit the central portion of the chin bar. The maximum downward deflection of the chin bar must not exceed the stated distance. Shell Penetration ,Test, – The ,test helmet, is attached to a base.

A Simple Guide to Motorcycle Helmet Ratings
A Simple Guide to Motorcycle Helmet Ratings

Rider ,field, of vision, shell strength and impact tests at fixed points on the ,helmet, are all considered and tested on different shaped dummy heads. However, for the ECE ,testing, the technician makes only a single blow to the ,helmet,, as opposed to multiple. Aside from having a more complex ,test, system, the ECE requirements demand ,helmets, be put ...

Safety Helmet Colour Code in Construction - Hard Hats ...
Safety Helmet Colour Code in Construction - Hard Hats ...

Purpose of the ,Helmet, Color Code. Apart from ,safety,, there are other reasons too. If ,safety, is the only thing, then all of us can wear the same color of a hard hat while working. The reasons for different color codes are, To identify a person and his responsibility

A Simple Guide to Motorcycle Helmet Ratings
A Simple Guide to Motorcycle Helmet Ratings

Rider ,field, of vision, shell strength and impact tests at fixed points on the ,helmet, are all considered and tested on different shaped dummy heads. However, for the ECE ,testing, the technician makes only a single blow to the ,helmet,, as opposed to multiple. Aside from having a more complex ,test, system, the ECE requirements demand ,helmets, be put ...

Helmet Testing Equipments - Helmet Rigidity Tester ...
Helmet Testing Equipments - Helmet Rigidity Tester ...

Helmet, Penetration Tester for ,helmets, consists of an arrangement to hold a head-form on which the ,helmet, under ,test, is kept. The arrangement has five degrees of freedom so that any point on the surface of the ,helmet, can be brought under the point of impact in a manner such that the plane tangential at the point is substantially horizontal.

Test shows safest cycle helmets use tech to prevent ...
Test shows safest cycle helmets use tech to prevent ...

The Swedish ,test, was arranged by insurance company Folksam and was funded by the UK-based Road ,Safety, Trust.. ,Helmets, were subjected to five tests, including a shock absorption ,test, (dropped from ...

Safety Helmet Colour Code in Construction - Hard Hats ...
Safety Helmet Colour Code in Construction - Hard Hats ...

Purpose of the ,Helmet, Color Code. Apart from ,safety,, there are other reasons too. If ,safety, is the only thing, then all of us can wear the same color of a hard hat while working. The reasons for different color codes are, To identify a person and his responsibility

safety helmet testing | HSE India
safety helmet testing | HSE India

17/9/2020, · Method to ,test, for sterilization. Expose the ,helmet, to moist air (using formaldehyde) for 10 minutes at temperature of 25 0 c. Immerse in 1:10 Formalin solution for 10 minutes at temperature of 25 0 c. The ,helmet, showing any sign of deterioration, distortion or separation, should be replaced. Method for ,testing, Corrosion resistance of metal parts

Safety Helmt As Per Is 2925 - Pdf Download - CiteHR
Safety Helmt As Per Is 2925 - Pdf Download - CiteHR

Safety helmet, should withstand the impact of a plumb ball of 500gm weight with conical steel point having an included angle of 36 degree or a spherical point of radius not more than 0.5mm, dropped from a height of 3 meter with pointed end downward onto the top of the crown of the ,helmet, without getting pierced, dented or suffering failure of any integral part.

Helmets: Testing Procedures & Standards - Team-BHP
Helmets: Testing Procedures & Standards - Team-BHP

29/1/2014, · The Snell Memorial Foundation has developed stricter requirements and ,testing, procedures for motorcycle ,helmets, with racing in mind, as well as ,helmets, for other activities (e.g. drag racing, bicycling, horseback riding), and many riders in North America consider Snell certification a benefit when considering buying a ,helmet, while others note that its standards allow for more force (G's) to be ...

Motorcycle Helmet Safety Resource - Helmet Check
Motorcycle Helmet Safety Resource - Helmet Check

if it passes the ,Safety Test,. Brand: Arai ,Helmet, Americas, Inc. Caliber ,Helmets, GMAX ,Helmets, Inc. ICON M2R Nikko MotoRacing Piaggio Group Americas, Inc. Schuberth North America Shark ,Helmets, Shift Racing, Inc. Shoei ,Safety Helmet, Corp. SixSixOne USA THH ,Helmets, Thor Motocross Troy Lee Designs Typhoon ,Helmets, Zoan ,Helmets, & Apparel

safety helmet testing | HSE India
safety helmet testing | HSE India

17/9/2020, · Method to ,test, for sterilization. Expose the ,helmet, to moist air (using formaldehyde) for 10 minutes at temperature of 25 0 c. Immerse in 1:10 Formalin solution for 10 minutes at temperature of 25 0 c. The ,helmet, showing any sign of deterioration, distortion or separation, should be replaced. Method for ,testing, Corrosion resistance of metal parts