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.
Hard hats and reflective clothing
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
This means that the quality of the ,helmet, in meeting the ECE 22.05 ,standard, is assured by the compulsory sample ,testing, of every production of ,helmets, before they leave the factory. ACU GOLD ,standard, In the United Kingdom, the Auto-Cycle Union (ACU) defines a stricter ,standard, for racing than the legal minimum ECE 22.05 specification.
This standard recommends that in general terms the helmet should be replaced every three years based upon industry testing, however to maintain the helmet, the complete head harness insert must be replaced every two years. Some customers elect to replace the entire helmet at this time or sooner dependent on its overall condition.
This downhill mountain biking helmet standard features greater impact energies and drop heights on the hemi and curbstone anvils than the CPSC or the Snell B-95 standard. [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.
18/9/2020, · 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
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,.
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 they are released to the riding public. This means that quality of the motorcycle ,helmets, ...
This testing standard requires both impact and retention tests, as well as a visor test to make sure that the visor would break away or flex without injuring the face. Each of these tests is performed after the helmet is frozen to negative 20 degrees, heated to over 120 degrees, and submerged in water overnight.
The ,test, centres have a piece of kit that performs this ,test,. The ,helmet, is placed on a head shaped mould, which has load detectors on it, the 5KG rounded striker is dropped on to the hard hat from a height of 1 metre, the load cell. will record the force transmitted through the ,safety helmet,, for the ,helmet, to pass, the force. must not exceed 5kN.
29/1/2014, · The ECE standard specifies which type or configuration of helmet the approval applies to, using the following codes: “J” if the helmet does not have a lower face cover, “P” if the helmet has a protective lower face cover, or “NP” if the helmet has a non-protective lower face cover, (stated as ECE 22.05J, ECE 22.05P or ECE 22.05NP).