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.
Custom density lightweight waterproof safety shoes for workers without lace
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
Latitude/Longitude ,Distance, Calculator Enter latitude and longitude of two points, select the desired units: nautical miles (n mi), statute miles (sm), or kilometers (km) and click Compute . Latitudes and longitudes may be entered in any of three different formats, decimal degrees (DD.DD), degrees and decimal minutes (DD:,MM,.,MM,) or degrees, minutes, and decimal seconds (DD:,MM,:SS.SS).
An initial load of 30 N shall be applied, at a minimum plates speed of 20 ,mm,/min, and after two minutes the ,distance between, the two plates shall be measured. The load shall then be increased by 100 N, at a minimum plates speed of 20 ,mm,/min, and then wait for two minutes. This procedure shall be repeated until the application of a load of 630 N.
In both cases the ,helmets, shall be positioned ,between, the two parallel plates by means of which the initial load of 30 N (3 kgf) shall be applied to the ,helmet, shell. After 2 minutes, the ,distance between, the plates shall be measured. The load shall then be increased to 630 N (63 kgf) by increment of 100 N (10 kgf) every 2 minutes and ...
The bare minimum ,distance, from the underbench oven to the kitchen island is 900 ,mm, (36″). Kitchen design rule #6 - minimum ,distance between, kitchen benchtop and island Rule 7 – If there are two cooks in the kitchen a minimum of 1200 ,mm, (47″) is required for one person to edge past the other by turning and passing with bodies parallel.
1/11/1987, · The two parameters for the design of a BS5240 ,helmet, are then .Fmax ana the maximum deflection (or the ,distance between, the crown of the ,helmet, and the top of the headform ). If the parameters are 5 kN and 40 ,mm, respectively, then an ideal ,helmet, (Fig. 10) could absorb a crown blow of energy 200J, whereas one with a linear loading curve would only absorb 100 J.
Between helmet, and handlebar mirrors, the latter is easier to get used to probably because of our everyday experience. Mirrors on cars, motorbikes and walls are all mounted to fix points, and we intuitively know how to best spot in them what we’re looking for.
a trial (d) equaled the headway (,distance between, vehicles) plus the ,distance, the motorcycle traveled ,between, activation of the signal and the sound reaching the ,helmet,, as given by the expression where: h = headway, ss = speed of sound at sea level (1,088 fps), and sv = speed of the vehicles. Vision
Distance,: The most effective of the principles is ,distance,. The further a person is from the source the less intense the radiation source is. When the ,distance, from the source is doubled the intensity at the new ,distance, is only 1/4 the original intensity.
Purpose Hard hats are required when working in areas where there is a potential for injury to the head from falling objects. In addition, hard hats designed to reduce electrical shock are required when working near exposed electrical conductors that may contact the head. Specialty types of hard hats include those with miner's light attachments, reflective stripe for night work, face shields ...
95th percentile adult male means a person having as physical characteristics a mass of 97.5 kg, height of 1849 ,mm,, erect sitting height of 965 ,mm,, normal sitting height of 930 ,mm,, hip sitting breadth of 419 ,mm,, hip sitting circumference of 1199 ,mm,, waist sitting circumference of 1080 ,mm,, chest depth of 267 ,mm,, chest circumference of 1130 ,mm,, knee height of 594 ,mm,, popliteal height of 490 ,mm, ...