REDA National Co.
For Road Paint & Highway Safety

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cateye.jpg (3668 bytes) ALUMINUM ROAD STUDS stud.jpg (9907 bytes)
Model /SF-DF/15X15

 

Dimensional Details:

Head size (mm) 150X150X25
Weight (gm) 860
Anchorage Diam. (mm) 40 Length (mm): 70
Body material High quality aluminum-silicone
(die casting alloy with excellent resistance to corrosion)
Tensile strength (N/mm2) 200
Elongation 5-7
Specific gravity 2.65
Melting point 580ºC
Brinell hardness 65 HB

Reflectors:

4 x ASA plastic discs containing 7 biconvex hard crystal glass reflective lenses on each side
Angle of reflectors 60 º to horizontal
Reflectivity Minimum British Standard requirement

 

Each omni directional face has a minimum coefficiency of luminous intensity of not less than 2 mcd/lux measured thus:

Table 6 of BS 873: part 4: 1987. Minimum R values

Entrance angle V = 0 V = 0 V = 0 V = 0
  H=15 L&R H=10 L&R H=10 L&R H=5 L&R
         
Observation angle 2 1 0.5 0.3

R (mcd/lux)

 2 10 15 20

Colour factors for the reflectors of road studs

Colour White Amber Red Green
Multiplying factor 1 0.5 0.2 0.2

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Last modified: November 15, 1999
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