Performance

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Testing Items Testing Methods Test Results & Grating Sizes Testing
Conductor
Magic Grating
(F BAR)
Common Grating
(I BAR)
Dynamic Load Test 25mm point is pressed at 60 degrees 1000x500x32x4.5T 1000x500x32x5x3 Korea Testing
Laboratory
2,438 kgf
(436.9% ▲)
558 kgf
Diagonal Twist Test Press 2 diagonal points of grating at once 395x995x50x4.5T 395x995x50x5x3 Korea Testing
Laboratory
437 kgf
(469.9% ▲)
93 kgf
Torsional Load Test
by front wheel
5.5 tons of front wheel is turned on Magic and 4.75 tons for common. 395x995x50x4T 395x995x50x5x3 Korea Testing
Laboratory
No change Transformed
Static Load Test Press by certain power when the grating is bent by 5mm 395x995x50x4.5T 395x995x50x5x3 Korea Testing
Laboratory
457.4 kN
(181.3% ▲)
252.3 kN
Sliding Friction Test German Standard, DIN51130, checking the friction degrees in the condition of oil, water, snow and Ice. 1000x590x32x4.5T 395x995x50x5x3 KyungHee
University
R13 (44.25˚, 0.97)
(746.2% ▲)
R9 (7.5˚, 0.13)
Fatigue Degree Test Checking the foot pressure distribution in 4 hours. 500x1000x32x4.5T 500x1000x32x5x3 KyungHee
University
27 N/㎠
(125.9% ▲)
34 N/㎠