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.
Static proof safety shoes resistance value
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.
Professional team work and production line which can make nice quality in short time..
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
17/9/2020, · ,Test, for Strength of Chin Strap. Using S hook, 10 kg load is applied on chin strap. It should not break after 10min. Shock Absorption ,Test,. ,Helmet, should be subjected for at a temperature for 50 o c in oven for four hours and -10 0 c for four hours in refrigerator and finally to flow of water at a rate of 1 L/min for four hours at room temperature.
Helmet, Testing ATS performs a wide variety of physical and environmental tests on commercial and military ,helmets,. Whether a client needs pre-production or product performance testing, our labs can perform a comprehensive array of ,helmet, testing to help them meet requirements and certifications.
August 2015 . JSP Industrial ,Helmet, – Service Life . As per ANSI Z89.1, these are recommended useful service life guidelines for JSP hard hats.. Service Life- JSP’s experience suggests that a useful service life of 6 months to 2 years is most likely.However , if the ,helmet, is treated with care and kept in suitable conditions, JSP would expect the maximum useful
Chapter 3: Understanding ,Test, Quality-Concepts of Reliability and ,Validity Test, reliability and ,validity, are two technical properties of a ,test, that indicate the quality and usefulness of the ,test,. These are the two most important features of a ,test,. You should examine these features when evaluating the suitability of the ,test, for your use.
We’ve assembled a guide on the different things to look for when choosing the safest motorcycle ,helmet,, from motorcycle ,helmet, types and ,safety, standards to ,helmet, fit and ,safety, features. Safest Motorcycle ,Helmet, Type. There are numerous styles of ,helmets,, but the three main designs are the full face, ¾, and the ½ ,helmet,.
Key to Crash ,Test, Results The more stars, the better a ,helmet, performed in protecting the wearer from injury in a crash - out of 5. 1 star = Meets AS/NZ 1698 or UNECE 22.05, 2 stars = Average, 3 stars = Above average, 4 stars = Good, 5 stars = Excellent
As current ,test, standards only depict a snippet of reality, it’s very hard to assess the objective ,safety, level of a ,helmet, – both for us and potential buyers. Since we can’t possibly use science and technology (yet) to verify the ambitious marketing claims of ,helmet, manufacturers, we decided to refrain from laboratory testing.
Test, bases DIN 4840: steel ball with a mass of 3 kg, drop height 1,5 m BS 5240: cylindric striker with a mass of 5 kg, drop height 1 m. Different types of industrial ,safety helmets, were tested in accordance with the two national standards; by varying the drop height different energies (45 J, 49 J, 80 J …
Every single one of the thirteen tested Nolan ,helmets, has scored 4/5 stars in the SHARP ,safety test,. Just Wow. What’s also notable is that each of their tested flip-up ,helmets, scored 100% when it came to keeping their chin bar fully locked – which really isn’t easy to do.