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.
How to put the safety helmet in order at home
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
Average pupillary ,distance, for an adult is ,between, 54-68mm, with acceptable measurement deviations generally falling in ,between, 48mm and 73mm. The range for children is approximately 41-55mm. The large majority (95 percentile) of adult males in the USA have a pupillary ,distance, of 70mm while a small minority (5 percentile) measure 55mm.
If you already know your hat size, ,many helmet, manufacturers provide a cross-reference for that on their size charts as well. Select the ,helmet, size that is closest to your head measurement from the tape. If it falls ,between, two ,helmet, sizes, go with the smaller of the two first to ensure a snug but comfortable fit. The Shape Of Your Head Is ...
3/11/2020, · Furthermore, this ,helmet,’s lens with 1/1/1/2 optical clarity offers clear welding vision making the ,helmet, better than the ,many, affordable ,helmets, out there. One thing that I really did not like about this ,helmet, is that it comes unassembled, and putting the …
29/1/2014, · The load shall then be increased by 100 N every two minutes to a maximum of 630 N. After two minutes of application of the 630 N load, the ,distance between, the plates shall be measured. 4. Dynamic Test of Retention System ,Helmet, shall be tested for their retention system and it shall meet the following requirements: a.
This means bicycle ,helmets, are a key way for bicycle riders to improve their ,safety,. NSW crash data also shows a clear association ,between helmet, non-use and crash severity. Over the five year period 2009-2013 at least 24 per cent of pedal cycle fatalities, 19 per cent of pedal cycle serious injuries and 15 per cent of all pedal cycle casualties involved the bicycle rider not wearing a ,helmet,.
With the ,helmet, fitted on a h e ad form(see IS 7692 : 1975 ‘Specification for wooden headform for testing of ,helmets,’) and loaded with a mass of 10 kg, the ,distance between, the top of the headform and the bottom edge of the nape strap shall be not less than 115 ,mm, measured at the center rear of …