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.
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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.
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Aviation ,Helmet Standards, The DOI/USFS Aviation ,Helmets Standard, Specification will provide an avenue to allow non-military ,helmets, to be considered for acquisition within agencies. Manufacturers and distributors can ,test, their ,helmets, using an ISO certified laboratory to the DOI/USFS Aviation ,Helmet Standard,.
Testing, proves that ECE qualified ,helmets, will also meet the demands of the DOT ,standard,. ECE ,standard, requires impact ,testing, at higher velocities than the DOT ,standard,; therefore not all DOT certified motorcycle ,helmets, will pass the ECE ,standard,. One advantage that the ECE 22.05 ,standard, has is the mandatory batch ,testing, of ,helmets, before ...
The DOT ,standard, of ,helmet safety, is often considered the most “basic” of ,helmet standards,, but the ,testing, procedure is actually very thorough. The DOT has strict requirements regarding a ,helmet,’s retention system, field of vision, penetration resistance and even labeling.
How hard the ,helmets, are impacted is unique to each ,standard,. In any valid ,test,, if the peak acceleration the head form receives exceeds a certain threshold value, the ,helmet, is rejected. DOT. DOT stands for the “Department of Transportation” (USA) and this certification follows Federal Motor Vehicle ,Safety Standard, #218 (FMVSS 218).
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
[Part of ,testing, requires weighted ,helmets, get dropped from a prescribed height above a steel anvil onto the anvil.] This ,standard, also features a lower ,test, line on the sides and back of the ,helmet, than most other bike ,helmet standards,. While chin bars are not required to pass this ,test,, if a ,helmet, does feature a chin bar, the bar must pass a ...
The ECE 220.5 ,standard, is the minimum certification a ,helmet, must have in order to be legal on the public roads of Europe. Similar to DOT ,standards,, the ECE rating consists of several tests designed to ,test, the overall ,safety, of a ,helmet,. Although similar, there are noticeable differences that arguably make achieving the ECE ,standard, more desirable than FMVSS 218. Click to learn more!
The DOT ,safety standard, carries out randomized ,helmet testing, carried through individual contractors; thus, ,helmet, manufacturers are trusted to carry out the ,test, and certify ,helmets, on their own. It is the only ,standard, that does not ,test, for visor ,standards, while both SNELL and ECE perform penetration tests on the visor.
37.7% of all on-field impacts occurred to locations on the ,helmet, that would not be testable according to even the proposed new ,helmet,-,safety testing standards,. The demonstrated closing speeds (or impact velocities) of ,helmet, contact on the field at the professional level has been recorded at as high as 11.7 meters per second, and speeds of 7.6 m/s are easily attainable by mature players, even ...