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shoei dual sport helmets

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

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shoei dual sport helmets
How Safe Is Your Bike Helmet - Bike Helmets Safety Ratings
How Safe Is Your Bike Helmet - Bike Helmets Safety Ratings

In conjunction with researchers at ,the Helmet, Lab, the IIHS put 30 popular adult-size ,helmets, to a new battery of tests to better simulate real-world bike crashes.. First, the team ,used, the ...

Brittle Fracture and Impact Testing: Part One :: Total ...
Brittle Fracture and Impact Testing: Part One :: Total ...

The ,test, is ,used, for comparing the influence of alloy studies and heat treatment on notch toughness. It frequently is ,used, for quality control and material acceptance purposes. Instrumented Charpy ,Test,. The ordinary Charpy ,test, measures the total energy absorbed in fracturing the specimen. Additional information ,can, be obtained if the ,impact, ...

4 out of 10 DOT-Certified Helmets Fail Government ...
4 out of 10 DOT-Certified Helmets Fail Government ...

20/2/2019, · A ,helmet, under DOT standards may not have been correctly tested or proven by the manufacturer or its ,testing, contractor to meet the penetration, ,impact,, …

Care and Use of MSA Helmets ; Frequently Asked Questions ...
Care and Use of MSA Helmets ; Frequently Asked Questions ...

entire ,helmet, is necessary. ALWAYS replace ,the helmet after, it has withstood ,impact, or penetration. The life of a Skullgard ,Hel met, tends to exceed our suggested service life due to the increased rigidity of ,the helmet,’s materials and areas of ,use,. However, as with other personal protective equip ment, a Skullgard ,Helmet,’s life should

Update: Helmets Proven to Perform for Decades
Update: Helmets Proven to Perform for Decades

After, crash ,testing the helmets, on a standard ,test, rig, MEA took core samples from an uncrashed area of 63 of ,the helmets, and tested them at the equivalent of a 6.2 m/s ,helmet impact,. This generated data based solely on the foam performance.

Care and Use of MSA Helmets; Frequently Asked Questions ...
Care and Use of MSA Helmets; Frequently Asked Questions ...

entire ,helmet, is necessary. ALWAYS replace ,the helmet after, it has withstood ,impact, or penetration. The life of a Skullgard ,Helmet, tends to exceed our suggested service life due to the increased rigidity of ,the helmet,’s materials and areas of ,use,. However, as with other personal protective equipment, a Skullgard ,Helmet,’s life should

3M HEAD ROTECTIO
3M HEAD ROTECTIO

use, limitations considered to ascertain the protection required ANSI/ISEA Z89.1-2009 Overview Establishes the minimum performance requirements for protective ,helmets, that reduce the forces of ,impact, and penetration and that may provide protection from elec-trical shock. Type I: Intended to reduce force of ,impact, from blow to top of the head

Which Helmet for Which Activity? | CPSC.gov
Which Helmet for Which Activity? | CPSC.gov

The materials that are ,used, in most of today’s ,helmets, are engineered to absorb the high ,impact, energies that ,can, produce skull fractures and severe brain injuries. However, these materials have not been proven to counteract the energies believed to cause concussions. Beware of claims that a particular ,helmet can, reduce or prevent concussions.

Helmet Crash - The Melon Test | Experiments | Steve ...
Helmet Crash - The Melon Test | Experiments | Steve ...

Alter the part of ,the helmet, that hits the ground first (the top of ,the helmet, vs the side of ,the helmet,) to see what type of ,impact, causes the most damage in a crash. ,Test, new ,helmets, versus old ,helmets, to see if the age of a ,helmet, makes a difference in how well it protects your head.

Protective helmets – requirements and selection - OSHWiki
Protective helmets – requirements and selection - OSHWiki

they provide the same level of shock absorption (i.e. force transmitted to the user’s head) when exposed to an ,impact, with a double energy (the ,impact, energy during the ,testing, of high performance industrial safety ,helmets, (EN 14052) is approximately twice the amount ,used, for industrial ,helmets, (EN397)).